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Datasets
Digital information in a format suitable for direct input to software that can analyze its meaning in the scientific, engineering, or business context for which the data were collected.
Subtopics:
Geospatial datasets (112 items)
Hydrographic datasets (106 items)
Time series datasets (6 items)

Streamflow data (81 items)
Water-quality data (83 items)


Results 1 - 269 of 269 listed alphabetically [list by similarity]
PDF A volcano rekindled; the renewed eruption of Mount St. Helens, 2004-2006 [More info]
Acute toxicity database [More info]
The following database summarizes the results from aquatic acute toxicity tests conducted by the USGS CERC located in Columbia, Missouri.
Advanced Very High Resolution Radiometer (AVHRR) sensor characteristics [More info]
Description of datasets of AVHRR data available from the EROS Data Center in Sioux Falls, SD in three formats: High Resolution Picture Transmission (HRPT), Local Area Coverage (LAC), and Global Area Coverage (GAC).
Aircraft scanners [More info]
Technical information on the Aircraft Scanners data set at the USGS EROS Data Center containing digital imagery acquired from several multispectral scanners collected over conterminous United States, Alaska, and NASA aircraft.
Alaska Geospatial Data Clearinghouse [More info]
Clearinghouse for the description and availability of multiple geospatial datasets relating to Alaska from many federal, state and local cooperating agencies under the coordination of the Alaska Geographic Data Committee.
Alaska Resource Data Files [More info]
Downloadable descriptions of mines, prospects, and mineral occurrences for individual U.S. Geological Survey 1:250,000-scale quadrangles in Alaska.
An image map of the Content Standard for Digital Geospatial Metadata [More info]
Graphical representation of the Content Standard for Digital Geospatial Metadata Version 2 - 1998 (FGDC-STD-001 June 1998) to permit easier location of relevant information while writing metadata.
Annual hydrologic data report of Pennsylvania [More info]
Online annual reports (since 1999) documenting hydrologic data for Pennsylvania gathered from USGS surface water and ground water data-collection networks and information on ordering paper copies of previous years.
Aquatic features, bathymetry, and navigation structures in the upper Mississippi River [More info]
Geospatial hydrologic and reference data covering the upper Mississippi River, provided in formats appropriate to geographic information systems (GIS) and used in long-term resource monitoring of the area.
Arsenic in ground water of the United States [More info]
Arsenic is a naturally occurring element in rocks, soils, and the waters in contact with them. It is found in ground water as the result of minerals dissolving from weathered rocks and soils. This site links to data, maps, and more.
Astrogeology Science Center [More info]
Geological studies of other planetary bodies, with links to labs/facilities, maps/products, missions/research, and tools.
Bedrock and soil geochemistry from Voyageurs National Park, Minnesota [More info]
Maps and text (Word or PDF format) and database (Excel or HTML format) for bedrock, forest floor, and mineral soil sampling in Voyageurs National Park, Minnesota to establish the background and baseline geochemistry and terrestrial mercury sources.
Benchmark glaciers [More info]
Summary of the USGS benchmark glacier program to intensively monitor climate, glacier motion, glacier mass balance, glacier geometry, and stream runoff at three glacier basins, Gulkana and Wolverine in Alaska and South Cascade in Washington.
Bering and Chukchi Sea databases bathymetry coverages [More info]
Downloadable files of digital bathymetry of U.S. waters, the Bering and Chukchi Seas, Bering Strait, and Gulf of Anadyr in polygon ARC/INFO. Coverage generated from both digital and paper bathymetry sources developed to support marine research.
Bird Point Count Database [More info]
Perform custom searches for bird count and bird habitat data or enter your bird count and vegetation data.
Breeding Bird Explorer [More info]
Data management system for Breeding Bird Atlas projects in Maryland and the District of Columbia and in Vermont.
Cascades Volcano Observatory - Mount St. Helens real-time hydrologic monitoring [More info]
Real-time and historic data from gaging stations for water and mudflow detection in the Mount St. Helens, WA vicinity with data tables and plots, interactive location map and station descriptions.
PDF Catalogue of Polar Bear (Ursus maritimus) Maternal Den Locations in the Beaufort Sea and Neighboring Regions, Alaska, 1910-2010 [More info]
Approximate locations of 392 polar bear maternal dens found between 1910 and 2010, along with the method and year of discovery.
Central Energy Team publications [More info]
Catalog of USGS publications on energy resources of the U.S. including online publications, paper publications, and geospatial products (interactive maps and GIS data)
Coal database for Cook Inlet and North Slope, Alaska [More info]
Published and nonconfidential unpublished coal data from wells in Alaska. Includes well locations, depth and thickness of coal in well, formation type and name, and business administrative information such as permit numbers.
Coal on federal lands [More info]
Information on coal on federally owned public lands with links to database and maps for federal coal ownership of the United States, Rocky Mountains and Great Plains, and Colorado Plateau.
Coastal and Marine Geology (CMG) InfoBank [More info]
Access to InfoBank, an online data catalog, to browse or retrieve coastal and marine geology program information, images, and data on gravity, bathymetry, seismic activity, magnetics, samples, facilities, cruises and equipment.
Coastal ocean modeling at the USGS Woods Hole Field Center [More info]
Fly-by and circulation movies, effluent concentration, tidal flushing, sea level, and temperature in Massachusetts Bay and Boston Harbor
Columbia Environmental Research Center (CERC) online databases [More info]
Links to Columbia Environmental Research Center online databases with text, data, and metadata on toxicity, Missouri River, biomonitoring of environmental status and trends, contaminants, and sediments.
PDF Concentrations of mercury and other metals in black bass (Micropterus spp.) from Whiskeytown Lake, Shasta County, California, 2005 [More info]
Historical gold mining has left this area susceptible to mercury contamination. Elevated concentrations of mercury in the fish are well documented here.
Contaminant exposure and effects--terrestrial vertebrates (CEE-TV) database [More info]
The information provided in the CEE-TV database profiles available geo-referenced information on contaminant exposure and effects in terrestrial vertebrates along the U. S. coasts. The database utilizes Microsoft's Access 2000 for Windows.
Continental shelf GIS for the Monterey Bay National Marine Sanctuary [More info]
Interactive maps of the continental shelf of the Monterey Bay National Marine Sanctuary with GIS layers for sediment data, bathymetry, geology, bathymetry, sonar imagery, and tectonics.
Costly landslide events in the United States: map layer description file [More info]
GIS data set from the USGS National Landslides Hazards Program showing major landslide events in the United States and Puerto Rico with metadata. Map layer can be downloaded in shapefile format or SDTS format.
County boundaries 2001: map layer description file [More info]
One of many map layers of the National Atlas giving county boundaries with metadata. The county boundaries map layer can be downloaded in shapefile or SDTS formats.
Crater Lake Data Clearinghouse [More info]
The Crater Lake Data Clearinghouse website is a gateway to information and data on Crater Lake with links to data downloads of bathymetry, maps and imagery, a fly-by movie, photos, and information on geology, maps, history, and biota.
Cruise report by Coastal Surveyor Cruise C-1-99-SC: multibeam mapping of the Long Beach, California, continental shelf [More info]
Description of the work and results of a cruise by the Pacific Sea Floor Mapping project to map the Long Beach, California continental shelf based on data from high-resolution multibeam technology.
Data for giant constrictors - Biological management profiles and an establishment risk assessment for nine large species of pythons, anacondas, and the boa constrictor [More info]
Locations for nine species of large constrictors, from published sources, along with monthly precipitation and average monthly temperature for those locations. Shapefiles for each snake species studied.
Data from the Shuttle Radar Topography Mission [More info]
Topographic observations from the SRTM, both original and reprocessed to correct missing and spurious data points.
Data visualization tools used in studies of the upper Mississippi River and nearby areas [More info]
Interactive maps and databases showing geospatial, biologic, and ecological aspects of the upper Mississippi River. Includes water quality, fish species, and vegetation distribution as well as geographic reference information.
Database of recent tsunami deposits [More info]
Sedimentary characteristics of 228 tsunami deposits, drawn from published accounts, for interpreting prehistorical, historical, and modern tsunami deposits, and for the development of criteria to identify tsunami deposits in the geologic record.
Databases and simplified geology for mineralized areas, claims, mines, and prospects in Wyoming. [More info]
This data release contains mineral resource and geology data for metallic and nonmetallic mineral sites in Wyoming. Data is provided in both spreadsheet format (Microsoft Excel) and in GIS ArcView and MapInfo. Text available in PDF format.
Devils Lake, North Dakota [More info]
Includes hydrographic information from 2000 to last seven days, water-quality data, elevation, area, and capacity data and publications on Devils Lake, North Dakota in the Red River of the North basin.
Digital Line Graphs (DLGs) [More info]
Description of Digital Line Graphs (DLG) with explanations of layers and feature types, scales, available products, media, prices, and links to search and order webpages.
Digital representation of tree species range maps from "Atlas of United States trees" by Elbert L. Little, Jr. (and other publications) [More info]
Maps of the ranges of tree species in North America compiled by Elbert Little and others were digitized for use in USGS vegetation and climate modeling studies. Can be downloaded as ArcView shapefiles and in PDF graphic files.
Digital shorelines for Boston Harbor [More info]
Modified version of paper by F.T. Manheim and A.G. McIntire, Civil Engineering Practice, Vol. 13, No. 1, pp. 35-48 (1998). A new shoreline file has been created for Boston Harbor by digitizing and combining the most recent charts.
Drought watch Pacific Northwest states: Washington, Oregon, Idaho [More info]
Drought water homepage with links to maps showing streamflow conditions, drought definitions, resources, publications, and answers to Frequently Asked Questions (FAQs).
Duration and current conditions graphs for selected Pennsylvania sites [More info]
Plots of streamflow averages and ground water depths for selected hydrologic sites in Pennsylvania.
Earthquake and fault data for Google Earth [More info]
Downloadable data for earthquakes and faults for use with the Google Earth software
Earthquakes in the central United States, 1699-2010 [More info]
Poster includes GIS data for earthquake locations in this seismically active area.
Eastern Geographic Science Center [More info]
Programs, projects, laboratories, and publications related to geographic information science in the eastern United States
Ecological National Synthesis Project [More info]
National-scale perspective and assessments on aquatic ecology, and the chemical and physical factors that affect aquatic conditions and health.
Environmental studies of the World Trade Center area after the September 11, 2001 attack [More info]
Report describing the results of an interdisciplinary environmental study of the World Trade Center (WTC) area after the attack on September 11, 2001. The investigations included imaging spectroscopy mapping and laboratory analysis.
Extent of Pleistocene lakes in the western Great Basin [More info]
Map of Pleistocene pluvial lakes in the western Great Basin (Nevada, eastern California, southern Oregon). Includes metadata, online PDF map view, and downloadable ArcInfo export files, ArcView shapefiles, and TIFF files.
PDF Flood inundation map library, Fort Kent, Maine [More info]
Severe flooding occurred in northern Maine from April 28 to May 1, 2008, and damage was extensive in the town. Aroostook County was declared a Federal disaster area. Our flood inundation maps were out of date, so we have updated them; this explains how.
Forecast Mekong [More info]
Data and reports about the overall environment in the Mekong river watershed. Includes downloadable remote-sensing data and interactive maps.
Fossil locations and data for the Taylor Mountains, and parts of the Bethel, Goodnews, and Dillingham quadrangles, southwestern Alaska [More info]
Location, taxa present, and geological context for 290 fossil samples collected in this area.
Geographic Information Systems (GIS) in Missouri [More info]
Website with links to USGS hydrologic, geohydrologic, soil, and geologic projects in Missouri using geographic information systems (GIS) technology with digital datasets of images, models, and maps produced by the projects to view.
Geographic science of Alaska [More info]
Descriptions, results, and data on research projects using geographic analysis and monitoring and remote sensing to study ecosystems and land processes in the Arctic region.
Geophysical products [More info]
Links to products of magnetic, gravity, magnetotelluric, and multi-discipline reports and surveys of regions in the U.S. and Antarctica plus geophysical software tools. Some products are in PDF format.
Geospatial Multi-Agency Coordination (GeoMAC) wildland fire support [More info]
Description of the Geospatial Multi-Agency Coordination (GeoMAC) project, online maps of current wildland fire locations using Netscape Communicator or Microsoft Internet Explorer, and user guide on how to use mapping application.
Geospatial One-Stop [More info]
General catalog of geospatial data and information, with a wide variety of topical information from Federal and state agencies and other organizations
Global Geographic Information Systems (GIS) [More info]
Access to downloadable GIS databases including the Global Digital Elevation Model (DEM), remotely sensed products, data on world energy and mineral deposits, biodiversity, and geologic hazards for use with ArcView or free software.
Ground water climate response network [More info]
Map showing a network of selected ground water wells in the U.S. The water levels in these wells are used to monitor the effects of droughts and other climate variability.
Ground water information pages [More info]
Lead page to connect to ground water information on the Nation's ground water resources and ground water activities of the USGS. Includes links to ground-water data, news reports, publications, field techniques, models, programs, and issues.
Ground-water data for the Nation [More info]
National Water Information System (NWIS) real-time data on selected ground water sites, ground water level data, site inventory of wells, test holes, drains, springs and excavations and ground water-quality data for the United States.
Gulf of Maine internet map [More info]
Gulf of Maine regional overview interactive map depicting research activities of the U.S. Geological Survey showing surficial sample sites, bathymetry, continental margin and coastal areas.
Hazards, disasters, and the National Map [More info]
Fact sheet describing the value of The National Map designed as a network of digital databases that will provide a consistent national geographic data framework in responding to natural hazards and human-induced disasters.
Human Health Database [More info]
Central site providing links to USGS databases and homepages providing significant data and information on research related to human health.
Hydro-Climatic Data Network (HCDN): streamflow data set, 1874 - 1988 [More info]
The Hydro-Climatic Data Network, or HCDN, consists of streamflow records for 1,659 sites throughout United States and its Territories. Records span the period 1874 through 1988, and represent a total of 73,231 water years of information.
Hydrologic conditions for Illinois: Drought perceptions, effects, and assessment [More info]
Map of stream conditions and links to precipitation data, drought statistics, and information on floods and droughts in Illinois.
Hydrologic conditions for North Dakota [More info]
Links by map location or station number to real-time stage and streamflow, real-time water quality, ground-water data, long-term hydrographs, and annual water-data reports to view and download for past and current water conditions in North Dakota.
Hydrologic unit maps [More info]
Overview of hydrologic unit maps adapted from USGS Water-Supply Paper 2294 giving description of hydrologic units, link to list of hydrologic units, paper maps and digital spatial data sets.
Instantaneous Data Archive - IDA [More info]
The USGS collects continuous stage, discharge, and other instantaneous time-series data on the nations rivers. This Archive provides streamflow data and historical data, often several years worth.
Kansas drought watch [More info]
Drought map of Kansas link to real-time data for stream gaging stations and links to historic droughts of Kansas, ground water, drought definitions, and references.
Kansas flood watch [More info]
Flood map of Kansas link to real-time data for stream gaging stations and links to flood press releases, historic floods of Kansas, flood frequency data, photos, information on hydrology of floods, and flood hazard maps.
Land Processes Distributed Active Archive Center (DAAC) [More info]
Homepage of the Land Processes DAAC, which processes, archives, and distributes land-related data collected by Earth Observing System (EOS) sensors. Links to data products including ETM+ Landsat data, ASTER data, and MODIS land products.
Landsat Data Continuity Mission [More info]
Main site for Landsat missions, which provide information about land surface features of the earth. Includes imagery, links to general and technical information, ordering of data, and partners.
List of spatial data sets for water [More info]
Links and brief summaries of available geospatial datasets for producing map layers on a variety of topics related to water including data on locations of aquifers, stations, land use and others.
Locations and attributes of wind turbines in Colorado, 2009 [More info]
Data as of 2009, includes facility name, facility power capacity, number of turbines associated with each facility to date, facility developer, facility ownership, year the facility went online, and development status of wind facility.
Locations and attributes of wind turbines in New Mexico, 2009 [More info]
Data as of 2009, includes facility name, facility power capacity, number of turbines associated with each facility to date, facility developer, facility ownership, year the facility went online, and development status of wind facility.
Long Island Sound [More info]
Long Island Sound interactive map with GIS datasets and sonar imagery.
Long Term Resource Monitoring Program (Upper Mississippi River area): sampling data [More info]
Downloadable data and other information about the sampling programs used in long-term monitoring of the upper Mississippi River area.
Louisiana HydroWatch [More info]
Homepage for the statewide real-time hydrologic monitoring network featuring the latest hydrologic information in Louisiana.
Maine Cooperative Snow Survey [More info]
The Maine Cooperative Snow Survey collects, interprets, and distributes information on the depth and water content of Maine's snowpack in the late winter and early spring, when the danger of flooding in Maine's rivers and streams is greatest.
Maine river ice monitoring system [More info]
The USGS in Augusta, Maine monitors river and ice conditions in areas of ice accumulation on the Kennebec River near Augusta providing real-time river stage data and real-time pictures of ice conditions at this location.
Mapping Partnership Office of Texas [More info]
Guide to the cooperative mapping programs in the state of Texas administered by the USGS Texas Mapping Partnership Office. Provides description of ongoing projects with links to USGS and cooperator datasets for the state of Texas.
Marine aggregate resources and processes [More info]
Regional studies mapping the seafloor sedimentary character and assessing marine sand and gravel resources around the United States, to inform beach nourishment and coastal restoration, benthic habitat and sediment transport studies
Mars Global Digital Dune Database; MC-1 [More info]
Distribution and morphological character of moderate to large size dune fields on Mars from 65 degrees North to the north pole.
Massachusetts and Rhode Island District home page [More info]
Home page for the Massachusetts and Rhode Island District office for water resources with links to drainage basins, water, stream statistics, projects, publications, news reports, and location.
Massachusetts and Rhode Island District water data [More info]
Links to streamflow, surface and ground water, water quality, flood, drought, and precipitation data in real-time and for historic time periods for Massachusetts and Rhode Island.
Michigan hydrologic summary [More info]
Links to websites providing data and information related to Michigan hydrology including droughts, floods, current water conditions, Great Lakes water levels, climatology, and weather.
Mid-Continent Mapping Center [More info]
Overview of the Mid-Continent Mapping Center, Rolla, Missouri: a production, research, and data management facility for maps and digital cartographic data products, with links to directions, programs, mapping products, and visitors center.
Mineral Resources Data System (MRDS) [More info]
MRDS is a worldwide database of metallic and industrial mineral sites. Links to portions of the database that are available online.
Mineral Resources Program [More info]
Homepage of the Mineral Resources Program that provides current, impartial information on the occurrence, quality, quantity, and availability of mineral resources with links to projects, publications, spatial data, teams, issues, and news.
Mineral resources online spatial data [More info]
Website for geospatial data on mineral resources of the U.S. or the world that users can locate by geographic area, view, and download.
Mineral resources spatial data [More info]
Geochemical, geological, geophysical, mineral, and general reference spatial datasets that users can locate and download.
Minerals information [More info]
Statistics and information on worldwide supply, demand, and flow of minerals and materials essential to the U.S. economy, national security, and protection of the environment. Links to publications, recycling, and historical statistics.
Mississippi Fan internet map [More info]
Mississippi River alluvial fan interactive map with GIS data and imagery depicting core sites, depositional and channel interpretation, Gloria and SeaMarc datasets.
Missouri District Surface-Water Data & Analysis Section [More info]
Overview of the Surface-Water Data & Analysis Section of the Missouri District with links to real-time and historic water data, staff members, and projects on bridge scour and gaging station network.
Missouri District Water-Quality Data & Analysis Section [More info]
Homepage for the Missouri District Water-Quality Data & Analysis Section with links to data networks, projects, data availability, mobile laboratories, sampling boat, quality assurance practices, and real-time water-quality data.
Missouri River InfoLink: a clearinghouse of Missouri River information [More info]
Portal for Missouri River Infolinks, a clearinghouse to multiple links giving Missouri information, photo gallery, river weather forecast, projects and features, maps, meetings, history, and science research.
Moderate-resolution sea surface temperature data and seasonal pattern analysis for the Arctic Ocean ecoregions [More info]
GIS data as grids, images, and shapefiles for monthly averages at 4km resolution from 1981 through 2009.
Moderate-resolution sea surface temperature data for the nearshore North Pacific [More info]
Downloadable monthly average SST data along the north Pacific coast in 4km grid cells for 29 years as shapefile, CSV, GIS grids, and Microsoft Access databases.
Multibeam mapping of selected areas of the outer continental shelf, northwestern Gulf of Mexico: data, images, and GIS [More info]
Report provides the multibeam bathymetry and acoustic backscatter data, images, FGDC-compliant metadata, and GIS data from the 2002 surveys and 1997 USGS surveys of the Gulf.
Multibeam mapping of the Pinnacles region, Gulf of Mexico [More info]
Report on multibeam sonar imaging to produce bathymetric mapping of the reef tract known as The Pinnacles, northern Gulf of Mexico with links to images (ASCII or ArcInfo formats), data, metadata, ArcExplorer 2.0 project, and cruise report.
Multibeam mapping of the West Florida Shelf, Gulf of Mexico [More info]
Georeferenced high-resolution mapping of bathymetry of the West Florida Shelf, Gulf of Mexico of areas suspected to be critical benthic habitats for fisheries. Includes links to images, data, metadata, and TIFF image files.
Multielement geochemical dataset of surficial materials for the northern Great Basin [More info]
This report presents geochemical data generated during mineral and environmental assessments for the Bureau of Land Management in northern Nevada, northeastern California, southeastern Oregon, and southwestern Idaho, along with metadata and maps.
National Assessment of Coastal Change Hazards [More info]
The National Assessment of Coastal Change Hazards is a multi-year undertaking to identify and quantify the vulnerability of U.S. shorelines to coastal change hazards such as the effects of severe storms, sea-level rise, and shoreline erosion and retreat.
National Assessment of Shoreline Change Project [More info]
The Coastal and Marine Geology Program of the U.S. Geological Survey (USGS) is conducting an analysis of historical shoreline changes along open-ocean sandy shores of the conterminous United States and parts of Alaska and Hawaii.
National Atlas Map Maker - Map layers [More info]
Links to hundreds of map layers of geospatial information listed by subjects for use with the National Atlas Map Maker to assemble, view, and print customized maps using one or more of the layers.
National Coal Resources Data System - US Coal Quality Database [More info]
Searchable database, the COALQUAL database, presented here and in the USGS Open-file Report 97-134, is a subset of samples contained in the NCRDS (National Coal Resources Data System) database, and contains coal quality data on each sample.
National Coal Resources Data System - US Coal Resource Database (USGCOAL) [More info]
Searchable database for locating information on coal resources by area, coalfield, coalbed, rank, quadrangle, source, years, or characteristics of thickness, overburden, and reliability.
National Earthquake Information Center [More info]
Information on world earthquake activity with links to facts and lists on large earthquakes, earthquake e-mail notification, hazards and preparedness, educational links, news and highlights and other seismic information.
National Geomagnetism Program [More info]
Overview of USGS programs related to geomagnetism including observatories, data, program services, links to models, charts, and movies, program contacts, Intermagnet, Geomag, publications, and bibliographies.
National Hydrography Dataset (NHD) [More info]
Main page for National Hydrography Dataset (NHD), a comprehensive set of digital spatial data about surface water features, with links to references, data, software tools, applications, tutorials, technical support, and data maintenance.
National Mapping Program standards [More info]
Links to standards prepared under the National Mapping Program to produce and maintain top quality mapping and geospatial data products. Documents may be viewed and downloaded in PDF and HTML formats with links to related information.
National Satellite Land Remote Sensing Data Archive [More info]
USGS Archive for preservation and access for satellite remote sensing data and imagery (Landsat and AVHRR). Links to locating and ordering imagery, international collaborators, advisory committee, and Earthshots (satellite photos.).
National Water Information System (NWISWeb) data for Illinois [More info]
National Information Water System (NWIS) water data for Illinois including real-time current conditions, streamflow data, site information, ground-water data, and water-quality data.
National Water Information System (NWISWeb) data for the Nation [More info]
NWISWeb homepage for the National Water Information System providing access to water-resources data collected at approximately 1.5 million sites in all 50 States, the District of Columbia, and Puerto Rico.
National Water Quality Laboratory [More info]
The National Water Quality Laboratory (NWQL) is a full-service laboratory that specializes in environmental analytical chemistry and has a primary role to develop new analytical methods. Links to directory, publications, and standards.
National Water-Quality Assessment (NAWQA) Program [More info]
Primary homepage for the National Water Quality Assessment (NAWQA) Program studying water quality in river, aquifer and coastal water basins throughout the nation. Links to reports, data, models, maps and national synthesis studies.
National Water-Quality Assessment (NAWQA) Program - Great and Little Miami River Basins [More info]
The Great and Little Miami River Basins form a National Water Quality Assessment (NAWQA) Program study unit for studying the status, trends, and changes affecting the nation's water quality. Site links to data, publications, maps, and results.
National Water-Quality Assessment (NAWQA) Program - Water quality in the Puget Sound Basin [More info]
The Puget Sound Basin is a National Water Quality Assessment (NAWQA) Program study unit for studying the status, trends, and changes affecting the nation's water quality. Site links to data, publications, and results.
National Water-Quality Assessment data warehouse [More info]
Data warehouse for national water quality program with links to chemical, biological, and physical data for water, sediment and animal tissues, nutrient, pesticide, and VOC levels, streamflow, and ground water levels from national study units.
National analysis of trace elements in ground water, streams, stream and reservoir sediment, and fish and clam tissue across the United States [More info]
Trace elements are inorganic chemicals occurring in small amounts in nature. This web site of the National Water Quality Assessment links to U.S. data, publications, news, and other sites on trace metals, metalloids and radionuclides in water.
National assessment of coastal vulnerability to sea-level rise: preliminary results of the U.S. Atlantic coast [More info]
Brief report on map showing the relative vulnerability of the Atlantic coast to changes due to future rise in sea level. Includes links to similar maps in Open-file report 2000-178 on the Pacific Coast and 2000-179 on the Gulf of Mexico Coast.
National water conditions [More info]
Historical maps and animations of maps for monthly and annual streamflow conditions by water year showing generalized contour patterns of streamflow conditions. Maps are for the United States, Canada, and Puerto Rico.
Nationalatlas.gov - National Atlas of the United States [More info]
Portal to general information on the National Atlas of the United States with access for producing specialized maps and links to thematic maps including interactive maps, multimedia maps, map layers data warehouse, wall maps, and printable maps.
New England states aeromagnetic and gravity maps and data [More info]
Aeromagnetic surveys of New England, merged to form seamless grids across the state. Gravity anomaly data are provided as well. Data provided in a variety of formats.
New Jersey District - ground water information [More info]
Links to New Jersey ground-water data including hydrogeology with a geologic map and description of major aquifers, water levels including real-time data and drought levels, and water-quality information.
New Jersey District - surface water information [More info]
Links to water data for New Jersey including streamflow, sampling stations, and water-quality data with links to reports on stream gages, hydrology, networks, and floods.
New Jersey ground-water level observation wells [More info]
Site for ground water level data and additional information for New Jersey wells in the most important aquifers in New Jersey. Links to well stations are grouped by county and township giving access to hydrographs and data.
Nonindigenous aquatic species alert system [More info]
Reports indicating locations where non-indigenous aquatic organisms have been collected. Includes RSS feed you can subscribe to.
North American Breeding Bird Survey (BBS) [More info]
North American Breeding Bird Survey (BBS) is a cooperative program that monitors the status and trends of North American bird populations. Includes files of results, analyses, route collection maps and raw data.
North Dakota River Basin map for current streamflow conditions [More info]
Links by geographic area in North Dakota or by gaging station number to hydrographs, downloadable data, and site description of streamflow stations.
Nutrients National Synthesis Project: nutrients in rivers, streams, and aquifers in the United States [More info]
This Nutrients National Synthesis Project site on the U.S. study of nutrients, especially nitrogen and phosphorus, as contaminants in high concentrations links to an overview, study team, featured reports, publications, and national datasets.
Oceanographic time series data [More info]
Oceanographic time-series data obtained from moored instruments, generally provided in NetCDF format.
Oklahoma Geographic Information Systems (GIS) data [More info]
Access to GIS geospatial datasets for Oklahoma and the United States for Geographic Information Systems (GIS) applications.
Pacific Seafloor Mapping Project [More info]
Homepage for the Pacific Sea floor Mapping Project with links to images, downloadable data, applications, fly-by movies, products, publications, and contacts for studies of San Francisco Bay, Puget Sound, Lake Tahoe, and other Pacific areas.
Pennsylvania downloadable spatial data (GIS data files) [More info]
Pennsylvania digital data for watershed boundaries, county geology, and flood mapping in Arc/Info format compressed with gzip utility for downloading plus links to other sources of data.
Pesticide National Synthesis Project: national assessment of pesticides in streams, rivers, and ground water of the United States [More info]
An assessment of pesticides in national water resources, with links to national reports, national statistics, national data, pesticide use, analytical strategy, and standards for the U.S.
Planetary GIS web server - PIGWAD (Planetary Interactive G.I.S.-on-the-Web Analyzable Database) [More info]
Planetary Interactive G.I.S.-on-the-Web Analyzable Database (PIGWALD), an interface to support and integrate Geographic Information Systems (GIS) graphical, statistical, and spatial relational tools for analyses of planetary datasets.
Preliminary geologic map of the Santa Barbara coastal plain area, Santa Barbara County, California [More info]
A geologic map of the Santa Barbara coastal plain region in PDF format with data in GIS format (ArcInfo export, shapefile, and TIFF)
Priority ecosystem studies initiative [More info]
Description of the priority ecosystems studies initiative with links to projects in Chesapeake Bay, Greater Yellowstone, Mojave Desert, Platte River, Salton Sea, San Francisco, and south Florida.
Produced waters database [More info]
Database provides information on petroleum reservoirs, type and abundance of constituents dissolved in produced water, geochemical reactions between the water and rock, hydrology and geologic, spatial distribution of petroleum production areas.
Quadrangle indexes [More info]
GIS data files containing approximate boundaries of the various USGS quadrangles, with names and indexing codes associated with each quadrangle.
Real-time precipitation data for Illinois [More info]
Access to real-time precipitation data for Illinois.
Real-time water levels for reservoirs in Puerto Rico [More info]
Links to stations in Puerto Rico for real-time information on water levels for reservoirs.
Research and management techniques for wildlife habitats: Geographic information systems [More info]
Chapter on geographic information systems from a Wildlife Society publication with detailed information on geographic information systems, data structure, image processing, data analysis, application to waterfowl management, and data sources.
Resource materials for a GIS spatial analysis course [More info]
This report consists of materials prepared for a GIS spatial analysis course intended for instructors preparing spatial-modeling training and scientists with advanced GIS expertise. Downloads available in many formats (PDF, ArcView, Word, etc.)
Rocky Mountain Mapping Center [More info]
Home page for the USGS Rocky Mountain Mapping Center in Denver, CO with mapping activities in the western U.S. and links to research activities, products, mapping liaisons, and education.
San Francisco Bay Area Regional Database (BARD) [More info]
Download or view digital elevation models of this area.
San Francisco Bay bathymetry web site [More info]
Provides location-depth grids of bathymetry available for San Francisco Bay and tools for examining those grids. Data provided as GIS grids and animations.
Seamless geographic data distribution system [More info]
Online map system providing downloadable geospatial data, primarily NSDI framework themes (that is, general geographic data such as transportation, boundaries, hydrography, orthoimagery, land cover, and elevation).
Seasonal Flux and Assemblage Composition of Planktic Foraminifera from the Northern Gulf of Mexico, 2008-2009 [More info]
The U.S. Geological Survey established a sediment trap in the northern Gulf of Mexico to collect time-series data on the flux and assemblage composition of live planktic foraminifers. This report provides an update of the 2008 time-series data to include
South Florida Information Access (SOFIA) data exchange [More info]
Provides links to the data, models and maps on the biology, ecology, geology, mapping, hydrology, and chemistry of research studies in southern Florida.
South Florida Information Access (SOFIA) metadata [More info]
Links to metadata of South Florida research projects and to the webpage of the project.
Spatial Data Transfer Standard (SDTS) information site [More info]
Homepage for ISGS Spatial Data Transfer Standard (SDTS) information with links to software, FTP site, standard, and data available on line, USGS mass conversion schedule, meetings, and related web sites.
State minerals statistics and information [More info]
Links to mineral statistics from annual Mineral Yearbooks for each state in the United States and Puerto Rico, with contacts for further information, and means to apply for e-mail subscription service for regular updates.
Statewide observation well network in Pennsylvania [More info]
In 1931, the USGS established a statewide network of wells in Pennsylvania to monitor water-level fluctuations. This network consists of 68 wells to monitor ground water conditions during droughts. Links to ground-water data, hydrographs, and levels.
Streamflow statistics for US states [More info]
Streamflow statistics and basin characteristics for most streams in specific US states using the Streamstats program. Data for areas can be selected from interactive maps and by an automated process. Includes a tutorial.
Studies in Long Island Sound: geology, contaminants, and environmental issues [More info]
Description of Long Island Sound projects and links to research topics, data, publications, photos, and technology on sediment transport, sea floor mapping, contaminant sampling, sediment texture, and environmental issues.
Surface water information pages [More info]
Lead page for detailed United States surface water information with links to real-time and historic streamflow data, suspended sediment data, USGS programs and facilities, publications, techniques, and featured news releases.
Surface-water data for the Nation [More info]
Homepage for USGS national surface-water data with more than 850,000 station years of time-series data for stream levels, streamflow (discharge), reservoir and lake levels, surface-water quality, and rainfall plus real-time data and tutorial.
Suspended-sediment database: daily values of suspended sediment and ancillary data [More info]
Enables searching by state, hydrologic region, basin, time period, and length of record to retrieve suspended sediment data for the United States.
Tampa Bay Estuary Interactive Mapping System (IMS) [More info]
Interactive Mapping Service (IMS) is an Internet based Geographic Information System designed to provide users with online mapping capability of habitats, land use and land cover, and seagrass for areas of Tampa Bay.
Tampa Bay estuary digital library [More info]
Database entry page to search keywords and product type (document, map, data, metadata, photos, video, animation, aerial photo) for information on the Tampa Bay estuary and related research studies.
The Earth's crust [More info]
Information on the Earth's crust with a contour map of the thickness plus links to a global crustal database, a global crustal model - CRUST 5.1, and regional crustal models.
PDF The National Land Cover Database [More info]
The National Land Cover Database (NLCD) serves as the definitive Landsat-based, 30-meter resolution, land cover database for the Nation.
The National Map [More info]
Homepage describing The National Map, which will produce a seamless, continuously maintained set of public domain geographic base information, with links to map viewer, pilot projects, reports, fact sheets, and national atlas.
The National Map Viewer [More info]
National Map Viewer, a GIS application, is a Web-enabled portal to the geospatial information contained in The National Map. It supports on-line access and allows the download of digital data and creation of cartographic products.
The chronology for the d18O record from Devils Hole, Nevada, extended into the Mid-Holocene [More info]
This study extends the oxygen isotope record of this important paleoclimate record forward in time to cover more recent history, up to 4,500 years before present.
Tides and inflows in the mangroves of the Everglades (TIME) [More info]
Links for the Tides and Inflows in the Mangroves of the Everglades (TIME) project on the effects of freshwater and tidal flows on the Everglades mangroves. With links to software & manuals, time data, photos, animations, and bibliography.
Trumpeter swan [More info]
Studies of the trends of the Rocky Mountain population of trumpeter swans using time series analysis.
PDF U.S. Geological Survey archived data recovery in Texas, 2008-11 [More info]
Our 2008-11 data rescue and recovery efforts resulted in an efficient workflow process, database, and Web user interface for scientists and citizens to access archived environmental information not previously available to the public.
U.S. Pacific West Coast internet map server [More info]
Interactive map of the U.S. Pacific West Coast with data layers of Gloria sidescan data, multibeam backscatter and shaded relief imagery.
USGS East-coast sediment analysis: analysis, procedures, database and georeferenced displays [More info]
Grain-size analysis of marine sediments of the U.S. eastern coast with sampling and lab methods, surficial sediment database in three formats (Excel, Dbase IV, ASCII), and use of geographic mapping tools for visualizing sediment data layers.
USGS Ground-Water Networks [More info]
Maps of three ground-water monitoring networks that group related wells and data from active well networks, and provide basic statistics about the water-level data collected by USGS.
USGS activities in Nevada [More info]
Homepage for USGS projects in Nevada with links to geography, biology, geology and water projects, news items, customers, Frequently Asked Questions (FAQs), education, recreation, data, studies, and publications on Nevada.
USGS and the Southern California Integrated GPS Network (SCIGN) [More info]
Field Office involved in operating GPS stations, data recording, and supplying of earthquake data. Links to GPS data analysis, photos, and technical information.
USGS products and publications [More info]
List of links to electronic USGS products and publications and/or information on obtaining products in paper or other formats arranged by discipline, media type, and online products, and links to USGS libraries.
PDF United States Geological Survey (USGS) natural hazards response [More info]
The primary goal of U.S. Geological Survey (USGS) Natural Hazards Response is to ensure that the disaster response community has access to timely, accurate, and relevant geospatial products, imagery, and services during and after an emergency event.
United States National Strong-Motion Project (earthquakes) [More info]
National Strong-Motion Program home page with links to program news, recent events, and datasets of digitized accelerograms downloadable as PC (*.zip) and Unix (*.tar.z) files, data processing, stations, research, publications, and personnel.
Upper Mississippi River basin: sediments, contaminants, and nutrients [More info]
Downloadable data and map images depicting sedimentation changes and contaminants in sediments in the upper Mississippi River.
Upper Mississippi River basin: water quality, water elevation, and discharge [More info]
Information on flood potential and water quality in the upper Mississipi River, including downloadable data and map images.
Upper Mississippi River fish and macroinvertebrate data [More info]
Interactive databases providing detailed information on fish and macroinvertebrate abundance and diversity over time in pools of the upper Mississippi River basin.
Upper Mississippi River land cover and land use data [More info]
Maps and GIS data depicting land use and land cover in areas near the upper Mississippi River. Historical data are available, dating from the 1890s, 1975, and more regularly from the late 1980s to 2000.
Volcano Hazards Program [More info]
Homepage for USGS Volcano Hazards Program with feature stories, and links to worldwide volcano updates, volcanic hazards, reducing volcanic risk, USGS international programs, and resources such as educator's page, videos, and online reports.
Volcano Hazards Program, California Volcano Observatory [More info]
Overview of volcano hazards in California with links to monitoring data including earthquakes and deformations, long-term outlook, volcano hazards in the area, USGS response plan, image gallery, monitoring and topical studies, publications and references.
Volcano monitoring at Yellowstone National Park [More info]
Describes volcano monitoring at Yellowstone National Park including an update of recent volcanic activity, real-time data, and link to volcano monitoring techniques information.
Washington current streamflow conditions [More info]
Links to real-time streamflow data, river and storm alerts, snowpack reports, weather data and seasonal runoff for the state of Washington.
Water Watch: current water resources conditions [More info]
U.S. map of real-time streamflow compared to historical values with links to U.S. maps and data of surface water, ground water, precipitation, river conditions and floods and other information on current and past water resources conditions.
Water data for Illinois [More info]
Links to streamflow, surface and ground water, water quality, flood, drought, and precipitation data in real-time and for historic time periods for Illinois.
Water quality information pages [More info]
Homepage of the Office of Water Quality programs on the quality of the Nation's surface water and ground water resources, with links to general information, quality assurance, software, data, publications, USGS facilities, techniques, and programs.
Water quality of San Francisco Bay [More info]
Thirty year database of water-quality data, visual data displays, and project information on the San Francisco Bay directed towards following and understanding changes in the water quality of San Francisco Bay.
Water resources data for Washington [More info]
Access to data on water resources of Washington including surface water, ground water, water quality, water use, GIS, and biological datasets and access to reports.
Water resources for Maryland, Delaware, and Washington, D.C. [More info]
USGS water resources home page with links to detailed hydrologic information for Maryland, Delaware, and District of Columbia on ground and surface water, water quality, real-time records, news releases, local weather, and reservoir levels.
Water resources maps and geographic information systems (GIS) information [More info]
Portal for links to United State water resources maps and geographic information systems (GIS) data for the United States for viewing or downloading.
Water resources of Alabama [More info]
USGS water resources home page for Alabama with links to hydrologic studies and real-time and long-term data on streamflow, surface water, drought conditions, rain, and water quality.
Water resources of Alaska [More info]
USGS water resources home page for Alaska with links to detailed hydrologic studies and real-time and historic data on streamflow, ground and surface water, glaciers, and water quality plus research activities, publications, and contacts.
Water resources of Arizona [More info]
USGS water resources home page for Arizona with detailed hydrologic studies and real-time and long-term data on streamflow, ground and surface water, water quality, and well levels plus current conditions, publications, and projects.
Water resources of Arkansas [More info]
USGS water resources home page for Arkansas with links to detailed hydrologic studies and real-time and long-term data on streamflow, ground and surface water, water quality, water use, and rain with links to publications and research partners
Water resources of California [More info]
USGS water resources home page for California with links to detailed hydrologic studies and real-time data on streamflow, ground and surface water, and water quality, plus links to online reports, current issues, data archives and image archive.
Water resources of Colorado [More info]
USGS water resources home page for Colorado with links to detailed hydrologic studies and real-time and long-term data on streamflow, snowpack, sediment, ground and surface water, and water quality, plus publications, news, and drought watch.
Water resources of Connecticut [More info]
USGS water resources home page for Connecticut with links to detailed hydrologic studies and real-time and long-term data on streamflow, ground and surface water, water quality, streamflow conditions, gage stations, and drought.
Water resources of Florida [More info]
USGS water resources home page for Florida with links to detailed hydrologic studies with real-time and long-term data on streamflow, ground and surface water, and water quality, plus publications and products, projects, news, and water watch.
Water resources of Georgia [More info]
USGS water resources home page for Georgia with links to detailed hydrologic studies and real-time and long-term data for streamflow, ground and surface water, water quality, and floods, plus drought watch, current projects, and connections.
Water resources of Hawaii & the Pacific. [More info]
USGS water resources home page for Hawaii, Micronesia, and American Samoa with links to detailed hydrologic studies and real-time and long term data on streamflow, ground and surface water, water quality, rainfall, water use and current issues.
Water resources of Idaho [More info]
USGS water resources home page for Idaho with links to detailed hydrologic studies and real-time and long-term data on streamflow, ground and surface water, water quality, and water use, plus drought watch and relevant publications.
Water resources of Illinois [More info]
USGS water resources home page for Illinois with links to detailed hydrologic studies and real-time and long-term data on streamflow, ground and surface water, droughts, flooding, and water quality with highlights and project information.
Water resources of Indiana [More info]
USGS water resources home page for Indiana with links to detailed hydrologic studies and real-time and long-term data for streamflow, ground and surface water, drought, and water quality plus GPS ground station data and publications.
Water resources of Iowa [More info]
USGS water resources home page for Iowa with links to hydrologic studies and real-time and historical data on floods, streamflow, ground and surface water, sediment, precipitation, and water quality plus news releases, publications and contacts.
Water resources of Kansas [More info]
USGS water resources home page for Kansas with links to detailed hydrologic studies and real-time and historical data on streamflow, ground and surface water, and water quality plus flood watch, drought watch, publications, and district news.
Water resources of Kentucky [More info]
USGS water resources home page for Kentucky with links to detailed hydrologic studies, real-time and historical data on streamflow, ground and surface water, flow duration, and water quality plus program highlights, contacts, and news.
Water resources of Louisiana [More info]
USGS water resources home page for Louisiana with detailed hydrologic studies and real-time and long-term data for streamflow, ground and surface water, water quality, and water supply with publications, contacts, and current conditions.
Water resources of Maine [More info]
USGS water home page for Maine with detailed hydrologic studies and real-time and long-term data for streamflow, ground and surface water, snow, and water quality plus drought watch, press releases, projects, and contacts.
Water resources of Massachusetts and Rhode Island [More info]
USGS water resource home page for Massachusetts and Rhode Island with detailed hydrologic studies and historic and real-time data on streamflow, ground and surface water, basins, floods, droughts, and water quality, plus district news.
Water resources of Michigan [More info]
USGS water resources home page for Michigan with links to detailed hydrologic studies and historic and real-time data on streamflow, ground and surface water, weather, water management, droughts, floods, and water quality.
Water resources of Michigan - protection of drinking water sources [More info]
Links to descriptions, publications, and photos of research projects in Michigan related to drinking water including source assessment, ground water availability, water resources, and contaminants in water.
Water resources of Minnesota [More info]
USGS water resource home page for Minnesota with links to detailed hydrologic studies and historic and real-time data for streamflow, ground and surface water, floods, and water quality plus district information.
Water resources of Mississippi [More info]
USGS water resources home page for Mississippi with links to detailed hydrologic studies and real-time and long-term data for streamflow, ground and surface water, precipitation, local weather, and flooding plus current events, projects and reports.
Water resources of Missouri [More info]
Water District homepage with links to detailed real-time and long-term water resources data for Missouri on streamflow, ground and surface water, and water quality.
Water resources of Montana [More info]
USGS water resources home page for Montana with links to detailed hydrologic studies and historic and real-time data on streamflow, ground and surface water, floods, and water quality plus publications and district information.
Water resources of Nebraska [More info]
USGS water resources home page for Nebraska with links to hydrologic studies and historic and real-time data on streamflow, ground and surface water, and water quality plus publications and related natural resources information.
Water resources of Nevada [More info]
USGS water resources home page for Nevada with links to detailed hydrologic studies and long-term and real-time data on streamflow, ground and surface water, droughts, and water quality plus district and publications information.
Water resources of New Hampshire and Vermont [More info]
USGS water resources home page for New Hampshire and Vermont with links to hydrologic studies and historic and real-time data on streamflow, ground and surface water, water use, and water quality plus publications and district information.
Water resources of New Jersey [More info]
USGS water resources home page for New Jersey with links to hydrologic studies and historic and real-time data on streamflow, ground and surface water, droughts, weather, and water quality plus district information.
Water resources of New Mexico [More info]
USGS water resources home page for New Mexico with links to hydrologic studies and real-time and long-term data on streamflow, ground and surface water, and water quality plus map of basins.
Water resources of New York [More info]
USGS water resources home page for New York with links to current news and features, real-time and long-term data on acid rain, suspended sediment, ground and surface water, streamflow and water quality.
Water resources of North Carolina [More info]
USGS water resources home page for North Carolina with links to hydrologic studies and long-term and real-time data on streamflow, ground and surface water, floods, droughts, precipitation, and water quality plus district information.
Water resources of North Carolina - current district projects [More info]
Links to description, publications, data, and maps for research projects on North Carolina water resources.
Water resources of North Dakota [More info]
USGS water resources home page for North Dakota with links to hydrologic studies and long-term and real-time data on streamflow, ground and surface water, droughts, and water quality plus district and publications information.
Water resources of Ohio [More info]
USGS water resources home page for Ohio with links to hydrologic studies and long-term and real-time data on streamflow, ground and surface water, weather, water use, and water quality, plus district and publications information.
Water resources of Oklahoma [More info]
USGS water resources home page for Oklahoma with links to hydrologic studies and long-term and real-time data on streamflow, ground and surface water, climatology, droughts, and water quality plus district and publications information.
Water resources of Oregon [More info]
USGS water resources home page for Oregon with links to hydrologic studies and historic and real-time data on streamflow, ground and surface water, geographic information, and water quality plus district and publications information
Water resources of Pennsylvania [More info]
USGS water resources home page for Pennsylvania with links to hydrologic studies and historic and real-time data on streamflow, ground and surface water, map/GIS information, and water quality plus district and publications information
Water resources of South Carolina [More info]
USGS water resources home page for South Carolina with links to detailed hydrologic studies and real-time data on streamflow, ground and surface water, GIS information, acid rain, and water quality plus district and publications information.
Water resources of South Dakota [More info]
USGS water resources home page for South Dakota with links to detailed hydrologic studies and historic and real-time data on streamflow, ground and surface water, and water quality plus district and publications information.
Water resources of Tennessee [More info]
USGS water resources home page for Tennessee with links to detailed hydrologic studies and long-term and real-time data on streamflow, ground and surface water, and water quality plus district and publications information.
Water resources of Texas - USGS activities in Texas [More info]
USGS water resources home page for Texas with links to historic and real-time data on streamflow, ground and surface water, floods, droughts, coastal storm surge, lakes and reservoirs, and water quality plus district and publications information.
Water resources of Utah [More info]
USGS water resources home page for Utah with links to detailed hydrologic studies and long-term and real-time data on streamflow, ground and surface water, and water quality plus district and publications information.
Water resources of Virginia [More info]
USGS water resources home page for Virginia with links to detailed hydrologic studies and historic and real-time data on streamflow, ground and surface water, flooding, and water quality plus district and publications information.
Water resources of Washington State [More info]
USGS water resources home page for Washington State with links to detailed hydrologic studies and real-time data on streamflow, ground and surface water, water use, and water quality, plus GIS data, district and publications information.
Water resources of West Virginia [More info]
USGS water resources home page for West Virginia with links to detailed hydrologic studies and historic and real-time data on streamflow, ground and surface water, water use, and water quality, plus district information and press releases.
Water resources of Wisconsin [More info]
USGS water resources home page for Wisconsin with links to detailed hydrologic studies and historic and real-time data on streamflow, ground and surface water, water use, and water quality, plus district and publications information.
Water resources of Wyoming [More info]
USGS water resources home page for Wyoming with links to detailed hydrologic studies and long-term and real-time data on streamflow, ground and surface water, droughts, and water quality plus district and publications information.
Water resources of the Caribbean [More info]
USGS home page for the Caribbean, U.S. Virgin Islands, and Puerto Rico with links to projects, GIS data, publications, and real-time data for streamflow and rainfall of Puerto Rico, U.S. Virgin Islands, El Salvador, Guatemala, and Honduras.
Water resources of the United States [More info]
Primary homepage for USGS programs in water resources with links to water data, publications and products, technical resources, major programs, and water information services.
Water resources real-time data for the Nation [More info]
Access to national water resources real-time data typically recorded at 15-60 minute intervals, stored onsite, and then transmitted to USGS offices every 4 hours. Select for site information, ground water, surface water, and water quality.
Water site information for the Nation [More info]
The Site Inventory System provides inventory of and access to data for sites at stream reaches, wells, test holes, springs, tunnels and other hydrologic locations where hydrologic data is collected by the USGS. Data can be viewed or downloaded.
Water use in Tennessee [More info]
Tennessee water-use information including links to a fact sheet, data, charts, and maps.
Water use in the United States [More info]
Links to water use reports for the United States for 1985, 1990, and 1995 comparison of use and renewable water supply by region, handbook for collecting water-use data, and other information on national water use.
Water-quality data for the Nation [More info]
Homepage for USGS water quality information. The NWISWeb discrete sample database is a compilation of over 3.5 million historical water quality analyses in the USGS district databases. Also includes access to real-time data and a tutorial.
Water-quality information - data [More info]
Links to major databases on USGS real-time and historic time period data for water quality, atmospheric deposition, streamflow, and suspended sediments and links to related databases of other agencies.
PDF Watershed scale response to climate change--Black Earth Creek Basin, Wisconsin [More info]
Mathematical models predict overall streamflow, runoff, subsurface flow, groundwater flow, and soil moisture in this area in response to four different greenhouse gas emission scenarios.
PDF Watershed scale response to climate change--Cathance Stream Basin, Maine [More info]
Mathematical models predict overall streamflow, runoff, subsurface flow, groundwater flow, and soil moisture in this area in response to four different greenhouse gas emission scenarios.
PDF Watershed scale response to climate change--Clear Creek Basin, Iowa [More info]
Mathematical models predict overall streamflow, runoff, subsurface flow, groundwater flow, and soil moisture in this area in response to four different greenhouse gas emission scenarios.
PDF Watershed scale response to climate change--East River Basin, Colorado [More info]
Mathematical models predict overall streamflow, runoff, subsurface flow, groundwater flow, and soil moisture in this area in response to four different greenhouse gas emission scenarios.
PDF Watershed scale response to climate change--Feather River Basin, California [More info]
Mathematical models predict overall streamflow, runoff, subsurface flow, groundwater flow, and soil moisture in this area in response to four different greenhouse gas emission scenarios.
PDF Watershed scale response to climate change--Flint River Basin, Georgia [More info]
Mathematical models predict overall streamflow, runoff, subsurface flow, groundwater flow, and soil moisture in this area in response to four different greenhouse gas emission scenarios.
PDF Watershed scale response to climate change--Naches River Basin, Washington [More info]
Mathematical models predict overall streamflow, runoff, subsurface flow, groundwater flow, and soil moisture in this area in response to four different greenhouse gas emission scenarios.
PDF Watershed scale response to climate change--Pomperaug River Watershed, Connecticut [More info]
Mathematical models predict overall streamflow, runoff, subsurface flow, groundwater flow, and soil moisture in this area in response to four different greenhouse gas emission scenarios.
PDF Watershed scale response to climate change--Sagehen Creek Basin, California [More info]
Mathematical models predict overall streamflow, runoff, subsurface flow, groundwater flow, and soil moisture in this area in response to four different greenhouse gas emission scenarios.
PDF Watershed scale response to climate change--Sprague River Basin, Oregon [More info]
Mathematical models predict overall streamflow, runoff, subsurface flow, groundwater flow, and soil moisture in this area in response to four different greenhouse gas emission scenarios.
PDF Watershed scale response to climate change--Starkweather Coulee Basin, North Dakota [More info]
Mathematical models predict overall streamflow, runoff, subsurface flow, groundwater flow, and soil moisture in this area in response to four different greenhouse gas emission scenarios.
PDF Watershed scale response to climate change--Trout Lake Basin, Wisconsin [More info]
Mathematical models predict overall streamflow, runoff, subsurface flow, groundwater flow, and soil moisture in this area in response to four different greenhouse gas emission scenarios.
PDF Watershed scale response to climate change--Yampa River Basin, Colorado [More info]
Mathematical models predict overall streamflow, runoff, subsurface flow, groundwater flow, and soil moisture in this area in response to four different greenhouse gas emission scenarios.
West-central Florida erosion study [More info]
West central Florida erosion interactive map with GIS datasets to download including geologic interpretative layers, samples, bathymetry, and imagery.
Western Geographic Science Center [More info]
USGS geographic information studies and data for the western United States.
Woods Hole Coastal and Marine Geology Field Center [More info]
Site with links to projects of the field center of the Woods Hole Coastal Marine Geology Program on underwater areas between shorelines and the deep ocean, off the U.S. East Coast, the Gulf of Mexico, and in parts of the Caribbean and Great Lakes.
World Petroleum Assessment 2000: description and results [More info]
World Petroleum Assessment 2000 estimates of the quantities of conventional oil, gas, and natural gas liquids outside the United States that have the potential to be added to reserves in the next 30 years (1995 to 2025).
Wyoming drought watch [More info]
Gives map of streamflow conditions in Wyoming with access to streamflow data, real-time, daily and historic, plus information on drought analysis and management.
Yellowstone Volcano Observatory (YVO) [More info]
Homepage of the Yellowstone Volcano Observatory with links to information about the observatory at Yellowstone National Park, volcanic history, photo gallery, monitoring data, publications and products, and Frequently Asked Questions (FAQs).
usSEABED (marine sediment and rock distribution) [More info]
Data on sediment and rock distributions in the waters off the United States, shown using an internet map service with links to downloadable data files
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