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Water resources
Stocks of water, the liquid derived from precipitation. A constituent of living matter and necessity for all life, it covers a large proportion of the earth's surface.
Subtopics:
Groundwater (200 items)
Surface water (non-marine) (182 items)

Water pollution (13 items)
Related topics:
Results 1 - 260 of 383 listed alphabetically [list by similarity]
PDF A dryland river transformed--the Little Colorado, 1936-2010 [More info]
We mapped substantial migration of the river channel between the City of Winslow and the Navajo Nation community of Leupp; in a human lifetime the river has moved more than a mile across its valley floor.
PDF A new tool to assess groundwater resources in the Mississippi embayment [More info]
Mathematical model of the groundwater system in this area includes 13 types of data and spans multiple aquifers over more than a century. This enables us to assess the quantity of groundwater, where and how it is being used, and how pumping affects it.
An Overview of Historical Channel Adjustment and Selected Hydraulic Values in the Lower Sabine and Lower Brazos River Basins, Texas and Louisiana [More info]
How has the channel shape and path changed in response to reservoirs and other human disturbances affecting the streamflow?
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.
Aquifer basics [More info]
Links to general information on water supply by aquifers based on rock types and to principal national aquifers by name.
Assessing Groundwater Availability in the High Plains Aquifer in Parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming [More info]
Explains concepts and methods used to determine the likely future supply of usable water in this major aquifer.
Assessing ground-water vulnerability to contamination: providing scientifically defensible information for decision makers [More info]
The information, citations, and hypothetical examples provided in this report highlight how basic principles and assessments are essential components of the regulatory and policy decision-making process. Link to PDF version.
PDF Assessing groundwater availability in the North Atlantic Coastal Plain aquifer system [More info]
Nature, history, and distinctive characteristics of this aquifer system help us to understand the likely distribution of available groundwater.
PDF Assessing the Vulnerability of Public-Supply Wells to Contamination: Central Valley Aquifer System near Modesto, California [More info]
Using ground-water geochemical analyses, and mathematical models, the factors affecting the quality of public water supply were identified as pumping schedule, screened interval, past land use within the recharge area, and natural geochemical conditions.
PDF Assessing the Vulnerability of Public-Supply Wells to Contamination: Floridan Aquifer System Near Tampa, Florida [More info]
Using ground-water geochemical analyses and mathematical models, the factors affecting the quality of public water supply were identified as mixing of very recent recharge with older water, karst features, natural geochemical processes, and pumping.
PDF Assessing the vulnerability of public-supply wells to contamination: Rio Grande aquifer system in Albuquerque, New Mexico [More info]
Explains the natural and human-affected factors that determine the concentration of contaminants in groundwater, especially where the concentration is different at the surface than at depth, and where pumping varies with time.
PDF Availability of Groundwater Data for California, Water Year 2008 [More info]
Summary showing number of wells in each county for which water level measurements are available, with description of methodology and well numbering system.
Availability of groundwater data for California, water year 2010 [More info]
Map of California showing the number of wells (by county) with available water-level or water-quality data for Water Year 2010, with descriptions of the data and instructions for obtaining them.
BRASS: Bedrock Regional Aquifer Systematics Study [More info]
Description of the project to publish new bedrock geologic maps in the United States to advance the understanding of the region's bedrock aquifers. Includes list of projects.
Bemidji Project crude-oil research project: background information [More info]
The study of petroleum in both the saturated and unsaturated zones, to better understand the processes that control contaminant behavior, and to use this understanding to estimate the future behavior of the contaminants.
Bibliography of reports by U.S. Geological Survey authors about the water resources of Wyoming [More info]
Bibliography arranged by major areas and by reports series. Current as of 2007. Also available in PDF format.
Borehole geophysics as applied to geohydrology [More info]
Project summary, photos of logging truck, and bibliographies on log interpretation techniques and instrumentation to record geophysical data in wells and test holes for studying ground water hydraulics and evaluate waste disposal sites.
PDF California's Central Valley Groundwater Study: A Powerful New Tool to Assess Water Resources in California's Central Valley [More info]
Modeling effort that integrates a wide variety of geographic, hydrologic, agricultural, climatic, and biological information to help local land managers address resource use issues.
Canoeing North Dakota rivers [More info]
Links to streamflow, stage, pictures, maps, river descriptions, and general information for canoeing on North Dakota's rivers. Files are in PDF format.
PDF Changes in Water Levels and Storage in the High Plains Aquifer, Predevelopment to 2007 [More info]
Summarizes changes in water levels and drainable water in storage in the High Plains aquifer from predevelopment (before about 1950) to 2007.
PDF Changes in water levels and storage in the High Plains Aquifer, predevelopment to 2009 [More info]
Summarizes graphically the areas where water levels have dropped, and by how much, in this extensive underground water reservoir that covers several states in the mid-continent.
Columbia Environmental Research Center [More info]
Website for the Columbia Environmental Research Center with links to staff, publications, databases, field stations, and projects including those on the Rio Grande, burrowing owls, sea turtles, and geospatial technology.
Columbia River USGS Interdisciplinary Science Explorer WebSite [More info]
Web site for an Internet Map Service (IMS) serving base cartographic data, USGS data, science applications and real time modelling analyses for the Columbia River basin using geospatial analysis technology.
Connecticut water resources publications [More info]
Links to Connecticut water publications available as HTML and PDF formats.
Cooperative Water Program [More info]
Program that monitors, assesses, and communicates the results of the quantity and quality of water in rivers and aquifers.
Cooperative Water Program -- a partnership in the Nation's Water-Resources Program [More info]
Fact sheet (also available in PDF format) on the ongoing partnership in water resources between the USGS and non-Federal agencies primarily state, tribal, county and municipal agencies with water-resources responsibilities.
Detection and measurement of land subsidence using Global Positioning System surveying and interferometric synthetic aperture radar, Coachella Valley, California, 1996-2005 [More info]
Detailed measurements of elevation help to understand the extent and severity of subsidence. Study asks if subsidence indicates the aquifer system is compacting temporarily or permanently, and are the changes human-induced or tectonic.
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.
PDF Drought and deluge: Effects of recent climate variability on groundwater levels in eastern Arkansas [More info]
Water levels in wells completed in the Mississippi River Valley alluvial aquifer and the Sparta aquifer in eastern Arkansas respond to variability associated with annual precipitation.
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.
Edwards Aquifer online resources [More info]
Recharge and discharge summaries and other data, aeromagnetic survey map, and publications on Edwards Aquifer, Texas.
PDF Effects of Climate Variability and Change on Groundwater Resources of the United States [More info]
How climate change affects ground water is more complex than surface water because the residence time of ground water can range from days to tens of thousands of years. Discusses some broad climatic processes may affect groundwater resources.
Elwha River dam removal -- Rebirth of a river [More info]
Overview of the USGS role in the largest dam removal project in U.S. history.
End-of-month hydrologic condition reports for New York State [More info]
Site to locate most recent or archive reports for end-of-the-month hydrologic conditions with descriptions, data, charts, and maps giving an overview of water conditions during the month for the state of New York.
PDF Enhancement of USGS scientific investigations in Texas by using geophysical techniques, 2005-10 [More info]
Annotated bibliography describing the use of electromagnetic surveying to understand the characteristics of aquifers and how they work.
Erosion in the Rio Puerco: geography and processes [More info]
Paper on the accelerated erosion of the Rio Puerco, a tributary of the Rio Grande in New Mexico, which has deepened and widened its channel, or arroyo, since the settlement of the region.
Everglades Depth Estimation Network (EDEN) for support of biological and ecological assessments [More info]
Integrated network of real-time water-level monitoring, ground-elevation modeling, and water-surface modeling that provides scientists and managers with current on-line water-depth information for the entire freshwater portion of the Greater Everglades.
PDF Evolution of 3-D geologic framework modeling and its application to groundwater flow studies [More info]
Methods to depict the connectedness of rock units across fault and fracture zones, allowing us to determine the distribution of geologic units, structural features, and other controlling factors, such as porosity and permeability.
PDF Extreme drought to extreme floods: summary of hydrologic conditions in Georgia, 2009 [More info]
Discusses the nature and extent of extreme hydrologic events, with supporting observations of the water conditions and their effects on human activities.
PDF Field techniques for estimating water fluxes between surface water and ground water [More info]
A guide to measuring the flow of water across the ground water surface water interface, with an overview of available methods and details of specific methods to use.
Fish passage through dams in large temperate floodplain rivers: an annotated bibliography [More info]
Report describes an electronic database of annotated citations relevant to fish passage through dams. Document may be searched using the search form or downloaded as an Endnote, Microsoft Word, or WordPerfect
Flagstaff Field Center [More info]
Homepage for the Flagstaff Field center with links to space science, water and ice studies, earth sciences, biological resources, Grand Canyon Monitoring and Research Center, outreach & education, data and software, and images.
Fluvial geomorphology studies in Kansas [More info]
Report of completed studies that have investigated the response of river and stream channels in Kansas to a variety of human-caused and natural disturbances.
Forecast Mekong [More info]
Data and reports about the overall environment in the Mekong river watershed. Includes downloadable remote-sensing data and interactive maps.
PDF Geochemistry of the Arbuckle-Simpson Aquifer [More info]
Describes the geographic extent, quality, origin, and dynamic character of this aquifer located in south central Oklahoma.
Geology and hydrogeology of the Florida Keys [More info]
Article on geology and hydrogeology of the Florida Keys with sections on Holocene and Pleistocene geology, water resources, and introduction with a brief history and overview of early studies.
Grand Canyon studies: using ocean-research techniques to study a river system [More info]
Brief review of studies with sidescan sonar on sediment in the Grand Canyon as part of research on the changes brought about by the Glen Canyon Dam and the results gathered from a 1996-controlled flood experiment with links to related information.
Great Lakes issues [More info]
Water resources problems of the Great Lakes including water use, bacterial contamination on beaches, status of water resources, and ground water flow.
Ground water atlas of the United States [More info]
The U.S. ground water atlas consists of information on ground water resources of 13 regions covering the 50 States, Puerto Rico, and the U.S. Virgin Islands. Text and maps can be viewed online and downloaded as ASCII, GIF, and *.eps files.
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 Alabama [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for Alaska [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for Arizona [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for Arkansas [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for California [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for Colorado [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for Connecticut [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for Delaware [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for District of Columbia [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for Florida [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for Georgia [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for Hawaii [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for Idaho [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for Illinois [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for Indiana [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for Iowa [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for Kansas [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for Kentucky [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for Louisiana [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for Maine [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for Maryland [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for Massachusetts [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for Michigan [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for Minnesota [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for Mississippi [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for Missouri [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for Montana [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for Nebraska [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for Nevada [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for New Hampshire [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for New Jersey [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for New Mexico [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for New York [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for North Carolina [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for North Dakota [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for Ohio [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for Oklahoma [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for Oregon [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for Pennsylvania [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for Puerto Rico [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for Rhode Island [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for South Carolina [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for South Dakota [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for Tennessee [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for Texas [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for Utah [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for Vermont [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for Virgin Islands [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for Virginia [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for Washington [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for West Virginia [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for Wisconsin [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
Ground-water data for Wyoming [More info]
Consistent, historic, and up-to-date ground-water data, such as water levels collected at wells and springs, are available from the USGS National Water Information System as graphs, tables, or files to download.
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.
Ground-water recharge in the arid and semiarid southwestern United States [More info]
A systematic presentation of climatic and hydrogeologic framework of the area, regional analysis of ground-water recharge, and an overview of 8 site-specific case studies.
Ground-water resources of Louisiana [More info]
Links to Louisiana statewide aquifer and well information by locating parish on a map or selecting parish, aquifer, region, or type of ground-water data (real-time water levels or geophysical data) from lists.
Ground-water resources program [More info]
This program encompasses regional studies of ground water systems, multidisciplinary studies of critical ground water issues, access to ground-water data, and research and methods development.
Groundwater Quality in the Kern County Subbasin, California [More info]
Arsenic was the trace element most frequently present at high concentrations here. High concentrations of arsenic result from the interaction of groundwater with naturally occurring minerals.
Groundwater Quality in the Southeast San Joaquin Valley, California [More info]
Arsenic and nitrate are the constituents found most commonly at high concentrations in the primary aquifers. Arsenic comes from natural sources and is affected by pH and dissolved oxygen.
PDF Groundwater Resources of Ribeira Faja Basin, Island of Sao Nicolau, Cape Verde, West Africa [More info]
Lower precipitation and recharge, with deeper groundwater levels, suggest this basin will be less susceptible to contamination than others nearby, but may be susceptible to saltwater intrusion brought on by well pumping.
Groundwater Resources of Ribeira Paul Basin, Island of Santo Antao, Cape Verde, West Africa [More info]
PDF Groundwater availability study for Guam; goals, approach, products, and schedule of activities [More info]
Process and plan to be used to provide reliable evaluations of the potential effects of groundwater production and help guide sustainable management of the resource.
Groundwater quality in the Coastal Los Angeles Basin, California [More info]
The occurrence of solvents in the groundwater is not correlated with current overlying land use and human activities. Rather, the solvents are from legacy industrial uses, and it has taken decades for the groundwater to move to where it is now pumped.
Groundwater quality in the San Diego Drainages Hydrogeologic Province, California [More info]
Vanadium and boron were detected at high and moderate concentrations in this area. High concentrations for these constituents were detected almost exclusively in samples collected in the Temecula Valley study area.
Groundwater quality in the San Fernando--San Gabriel groundwater basins, California [More info]
Organic solvents are the chief concern in this area, which has given rise to a systematic program of monitoring and water treatment. This study shows relatively recent results.
Groundwater quality in the Tahoe and Martis Basins, California [More info]
Recent study encountered occasional high values of radioactive trace elements, but the water quality in this area as monitored compares favorably to more urban areas studied by the same group.
PDF Groundwater recharge in Wisconsin--Annual estimates for 1970-99 using streamflow data [More info]
The groundwater component of streamflow is important because it is indicative of the sustained flow of a stream during dry periods, is often of better quality, and has a smaller range of temperatures, than surface contributions to streamflow.
PDF Groundwater resources of Mosteiros basin, island of Fogo, Cape Verde, west Africa [More info]
Shallow groundwater has good quality, but salinity measured in wells suggests the thin lens of freshwater under the coastal plain will be vulnerable to saltwater intrusion as a consequence of pumping.
PDF Hawaii StreamStats; a web application for defining drainage-basin characteristics and estimating peak-streamflow statistics [More info]
Interactive maps providing selected analyses on areas you choose
High Plains aquifer resources and information [More info]
Links to reports, bibliographies, and other information on the High Plains aquifer.
Historical streamflows of Double Mountain Fork of Brazos River and water-surface elevations of Lake Alan Henry, Garza County, Texas, water years 1962-2010 [More info]
Shows graphs illustrating available data from two surface-water monitoring stations near this reservoir supplying water for the city of Lubbock.
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.
PDF Hydrologic conditions in Georgia, 2010 [More info]
Georgia has recently seen a lot of extreme weather events triggering widespread flooding. This summary of streamflow and discharge from selected locations shows graphically the conditions during 2010.
Hydrologic research and development program [More info]
Program supporting investigations that are generally long-term and multi-disciplinary, and that integrate hydrological, geological, chemical, climatic, and biological information related to water resources issues.
Hydrologic studies in Oregon [More info]
Links to water data studies for river and lake basins in Oregon including ground water and water quality studies.
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.
Hydrology primer [More info]
General information on the science of hydrology with information on ground water, surface water, water use, the work of hydrologists, and hydrology as a career.
PDF Hydrology, phenology and the USA National Phenology Network [More info]
Explains how hydrologic factors interact with phenology
Impounded river systems [More info]
Article from Status and Trends of the Nation's Biological Resources on the serious impacts to river systems due to damming and flow regulation, and rehabilitation, monitoring, and research on such rivers.
Interagency Hydrology Committee for Alaska [More info]
Information on the Interagency Hydrology Committee for Alaska, an organization of technical specialists at the federal, state, and local levels who are coordinating the collection and implementation of water resources related data in Alaska.
Kentucky District - program highlights [More info]
Brief descriptions of research programs in water resources in Kentucky with a few links to program websites. Programs include data collection projects, acid mine drainage, hydrodynamics, geology, waste site cleanup and hydrogeology.
Land subsidence and aquifer-system compaction in the Tucson Active Management Area, south-central Arizona, 1987-2005 [More info]
Results of ground-surface monitoring and borehole water table measurements document subsidence of the land surface correlative with changes in the ground water.
Large floods in the United States: where they happen and why [More info]
Discussion of large floods and occurrence in relationship to regional climatology, topography, and basin size.
Lewis and Clark and the U.S. Geological Survey in North Dakota [More info]
Homepage linking the historic journey of Lewis and Clark and the research of the USGS in the same region with links to mapping history, remarkable points on the Missouri River, educational activities, photo gallery, and publications.
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.
Major aquifers in New Jersey [More info]
Geologic description of the principal coastal and non-coastal aquifers in New Jersey and relationship to water quality and water supply.
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.
Measuring human-induced land subsidence from space [More info]
Examples of the use of Satellite Interferometric Synthetic Aperture Radar to measure and map changes on the Earth's surface as an aid to understanding how ground-water pumping, hydrocarbon production, or other human activities cause land subsidence.
Measuring land subsidence from space [More info]
Describes the use of satellite-borne Interferometric Synthetic Aperture Radar (InSAR) to precisely measure, monitor, and assess small changes in land surface elevation resulting from human-induced or naturally occuring land subsidence.
PDF Methods for estimating concentrations and loads of selected constituents in tributaries to Lake Houston near Houston, Texas [More info]
Water from this reservoir will be used more extensively by the city, so we are developing methods of assessing the water quality in real time by measuring characteristics of stream flow that correlate with important water quality data.
Methow River Basin [More info]
Description of studies conducted to evaluate the surface water, ground water, water interactions, and water quality of Methow River Basin in Washington. With links to related science topics, datasets, maps, project summaries, and news.
Michigan District - USGS Federal-State Cooperator Program [More info]
Links to websites of state, county and regional, township, municipal and tribal cooperators assisting with the funding and studies of the Michigan District research projects and data collection related to Michigan's water resources.
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.
Minnesota water-resources projects [More info]
Links to descriptions of research projects on water resources in Minnesota listed by project number.
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 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.
National Handbook of Recommended Methods for Water Data Acquisition -- Chapter 11 - Water Use [More info]
Provides standards and guidance for measuring, estimating, collecting, and analyzing water-use data. Includes brief descriptions of water-use activities, commonly used water-use terminology, and approaches and methods used in estimating water use.
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 Research Program (NRP) for water resources [More info]
The USGS National Research Program for water resources supports hydrologic research in support of the mission of the U.S. Geological Survey. Site provides links to search for current projects and for postdoctoral opportunities.
National Stream Quality Accounting Network (NASQAN) [More info]
Homepage for description of the National Stream Quality Network (NASQAN), a long-term program monitoring the concentrations and flux of sediment and chemicals in the Nation's largest rivers (Mississippi, Columbia, Colorado, Rio Grande, and Yukon).
National Streamflow Information Program [More info]
National Streamflow Information Program home page describing the operation and maintenance of 7000 streamgages, overview of the program, system for collection of streamflow data, maintaining of historic streamflow data, and available reports.
PDF National Streamflow Information Program: Implementation Status Report [More info]
Describes and explains why and how USGS and its cooperators operate about 7,500 stream gages nationwide, the types of information we obtain from them, and the problems that can be addressed as a result.
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 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 bridge scour database [More info]
Database with detailed data on sites and data collected on scour (downward erosion by streamflow) at bridges, piers, and abutments in the United States.
PDF National hydrography dataset--linear referencing [More info]
Explains how the NHD specifies point locations within streams by using a code to indicate the reach (including the hydrologic unit) and a measure, which indicates how far the point is from the downstream end of the reach.
National research program (water resources), western United States [More info]
Home page for links to state district activities in water resources data collection, research, and analysis in the Western Region.
Nevada Water Science Center Projects [More info]
Links to detailed descriptions of USGS water-related research projects in Nevada with project information, location maps, and bibliographies including online reports.
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 drought watch [More info]
Update on daily streamflow conditions and drought situation in New Jersey.
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.
New Mexico District - cooperating agencies [More info]
Collecting water-resources data and conducting interpretive hydrologic investigations are accomplished in cooperation with local, tribal, State, and Federal agencies. Links are to agencies cooperating with the New Mexico District.
New York state current studies and research [More info]
Links to summaries of USGS studies and research on water resources in the state of New York arranged by project number.
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.
Ohio District - list of cooperators [More info]
Links to web pages of state, local, and federal agencies supporting water-resources investigations in cooperation with the USGS in Ohio.
Oklahoma District - list of cooperators [More info]
List of cooperating agencies and institutions that partner with the USGS in studies related to water resources and hydrology in Oklahoma.
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.
PDF Organic compounds in Elm Fork Trinity river water used for public supply near Carrollton, Texas, 2002-05 [More info]
We identified six compounds at concentrations less than human-health benchmarks, but within a factor of 10 of those limits. Those compounds might warrant further study to understand their transport and fate within the watershed.
Pacific Northwest geologic mapping and urban hazards [More info]
Description of research underway in the Pacific Northwest including geologic mapping and urban hazards studies with links to geologic maps, publications, and data.
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.
Pennsylvania fractured rock hydrology research [More info]
Links to reports for Pennsylvania on borehole geophysical studies, aquifer tests and properties, modeling, and hydrologic effects of an earthquake with links to MOC3D solute transport software package, program mission, and bibliography.
Pesticides in Midwestern rivers, 1989-2002 [More info]
Overview of aspects of research on pesticides and herbicides in Midwestern rivers with collection of data, results over a period of time, online publications, and bibliography.
PDF Possible effects of groundwater pumping on surface water in the Verde Valley, Arizona [More info]
We applied a groundwater model to simulate effects of groundwater pumping and artificial recharge on surface water in this area. Results show effects of pumping or recharge on streamflow.
Publications on Techniques of Water-Resources Investigations [More info]
List of publications in the series Techniques of Water-Resources Investigations on the procedures for the planning and conducting of specialized research in water resources.
PDF Quantifying effects of climate change on the snowmelt-dominated groundwater resources of northern New England [More info]
Planned analysis of the sensitivity of groundwater levels to changes in air temperature and precipitation. Changes in groundwater recharge and discharge also will be correlated with other hydrologic indicators.
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.
Recent news releases from the Wyoming District [More info]
News releases from Wyoming District on Wyoming water conditions.
PDF Regional assessments of the Nation's water quality--Improved understanding of stream nutrient sources through enhanced modeling capabilities [More info]
Studies of the sources, transport, and fate of nutrients in the streams of six major regions of the conterminous United States.
PDF Relations among geology, physiography, land use, and stream habitat conditions in the Buffalo and Current River systems, Missouri and Arkansas [More info]
Rio Grande data project [More info]
Water-resource related projects on the Rio Grande ongoing or completed by Federal, state, local, or other agencies, to facilitate sharing of data related to the Rio Grande.
River corridor habitat dynamics, Lower Missouri River [More info]
Detailed description of The Lower Missouri River Corridor Habitat Dynamics Project studying river habitat in a heavily engineered river.
Science In Your Watershed [More info]
Enables you to identify and locate a specific watershed, find scientific publications or research work going on there, and begin to integrate observations of your watershed with other data.
PDF Science to support the understanding of Ohio's water resources [More info]
Short descriptions of a variety of ongoing USGS studies focused on water resources in Ohio.
PDF Science to support the understanding of south Texas surface-water and groundwater resources in a changing landscape [More info]
Short descriptions of the research and monitoring activities we are carrying out to assist state, local, and Federal agencies dealing with water resource issues in the southern part of the state.
Search for Washington State publications [More info]
Bibliography of published reports, maps, journal articles, and proceedings related to the water resources of Washington State as published by the U.S. Geological Survey, or in cooperation with other Federal or State agencies.
South Dakota District - our cooperators [More info]
Links to web sites of cooperators coordinating with the USGS South Dakota District in the collection of water resources data includes federal, state, tribal and local agencies.
State Water Resources Research Institute Program [More info]
Homepage of the Water Resources Research Institute (WRRI) Program with links to institutes, projects, and programs.
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.
PDF Summary of Bed-Sediment Measurements Along the Platte River, Nebraska, 1931-2009 [More info]
Studies of the size of bed sediment along the length of a river through time show how the river channel will be affected by development or management efforts.
PDF Summary of estimated water use in the United States in 2005 [More info]
Estimates the amount of several types of water (surface or groundwater, freshwater or saltwater) withdrawn for use in 2005, detailing the major activities for which the water was used.
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 and statistics from U.S. Geological Survey data-collection networks in New Jersey on the world wide web [More info]
Streamflow-gaging and water quality sampling sites with real-time and historical surface-water data for many of the sites in New Jersey.
Surface-water data for Alabama [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for Alaska [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for Arizona [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for Arkansas [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for California [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for Colorado [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for Connecticut [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for Delaware [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for District of Columbia [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for Florida [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for Georgia [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for Hawaii [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for Idaho [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for Illinois [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for Indiana [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for Iowa [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for Kansas [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for Kentucky [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for Louisiana [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for Maine [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for Maryland [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for Massachusetts [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for Michigan [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for Minnesota [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for Mississippi [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for Missouri [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for Montana [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for Nebraska [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for Nevada [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for New Hampshire [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for New Jersey [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for New Mexico [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for New York [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for North Carolina [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for North Dakota [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for Ohio [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for Oklahoma [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for Oregon [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for Pennsylvania [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for Puerto Rico [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for Rhode Island [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for South Carolina [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for South Dakota [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for Tennessee [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for Texas [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for Utah [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for Vermont [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for Virgin Islands [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for Virginia [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for Washington [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for West Virginia [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for Wisconsin [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
Surface-water data for Wyoming [More info]
Consistent, historic, and up-to-date surface-water data, such as gage height (stage) and streamflow (discharge), collected at major rivers, lakes, and reservoirs, downloadable from the USGS National Water Information System as graphs, tables, or files.
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.
Surface-water reports [More info]
Links to Office of Surface Water reports on streamgaging, streamflow data and information, current meters, sediment, modeling, journal articles, and techniques.
PDF Sustainability of natural attenuation of nitrate in agricultural aquifers [More info]
Nitrate from fertilizer is degraded by microbial action in the presence of solid minerals. This helps mitigate the effect of the nitrate, but begins to diminish the solid minerals needed. Will the process be sustainable in the long term?
PDF Taking the Pulse of a River System: Research on the Upper Mississippi River System [More info]
Short summaries of long-term research projects concerning the biological health of this section of the Mississippi river.
Tennessee publications on water resources [More info]
Access to online publications produced by the Tennessee District and its cooperators on Tennessee water resources.
PDF Terrestrial essential climate variables (ECVs) at a glance [More info]
Explains 16 distinct types of scientific information that are needed to understand climate change, including the specific parameters measured, why they are needed, who measures them, and the type and amount of information that are not yet available.
PDF The Cottonwood Lake study area, a long-term wetland ecosystem monitoring site [More info]
Here we study effects of climate and groundwater on surface-water levels, the hydrological effects on wetland water chemistry, and the combined effects of climate, hydrology, and water chemistry on plant and animal communities of prairie pothole wetlands.
The Great Flood of 1993 [More info]
Photos, publicatons and recordbreaking flood peaks from the flood that included 9 states, the Mississippi and Missouri Rivers, and completely inundated 75 towns.
The Marine Realms Information Bank family of digital libraries: Access to free online information for coastal and marine science [More info]
An introduction to three related USGS digital libraries: the general-purpose Marine Realms Information Bank (MRIB); the regionally focused Monterey Bay Science (MBS) Digital Library; and the topically focused Coastal Change Hazards (CCH) Digital Library.
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.
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