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Data

Hydrologic data collection, processing, analysis, dissemination, and archiving are major parts of the MD-DE-DC Water Science Center program. Much of the data are available on a near-real-time basis by satellite telemetry.

The data collected and the techniques used by USGS scientists should conform to or reference national and international standards and protocols...

Filter Total Items: 111

Soil-Water Balance model and datasets used to estimate groundwater recharge Brunswick, New Hanover, and Pender counties North Carolina 1980 through 2016

Soil water balance model archive for portions of North Carolina. The model was created to estimate recharge to the groundwater flow system in Brunswick, New Hanover, and Pender counties in North Carolina. The development of the model input and output files included in this model archive were created to support a regional groundwater flow model being produced for the surficial, Castle Hayne, and P

Estimated Use of Water in the United States County-Level Data for 2015

This dataset contains water-use estimates for 2015 that are aggregated to the county level in the United States. The U.S. Geological Survey's (USGS's) National Water Use Science Project is responsible for compiling and disseminating the Nation's water-use data. Working in cooperation with local, State, and Federal agencies, the USGS has published an estimate of water use in the United States every

Urban sediment and fallout radionuclide input characteristics of Dead Run watershed in Catonsville, Maryland for 2017-2018 (ver. 1.1, March 2020)

This metadata record documents two comma delimited tables that contain information on fallout radionuclides and urban sediments within Dead Run watershed in Catonsville, Baltimore County, Maryland. Measurements include radiological activity for rainwater and sediment samples, sediment particle size information, suspended sediment concentration measurements, elemental composition of sediments, and

Contiguous US and Global streamflow gages measuring zero flow

We report the site number and locations of 5798 streamflow gages displaying zero flow for at least one day in their daily records. 4891 of these gages are from the GRDC network, and 906 are USGS gages in the contiguous US. Additionally, provisional data for two USGS gages 1) Rio Puerco near Bernardo, NM (USGS site: 08353000) and 2) Agua Fria River Near Mayer, AZ (USGS site: 09512500) are provided

Sub-annual streamflow responses to rainfall and snowmelt inputs in snow-dominated watersheds of the western U.S.

The data presented here contain quasi-event hydrologic response characteristics for quickflow response intervals (QRIs) calculated at 57 USGS GAGES-II reference watersheds in the western US. Each row in the attached csv contains characteristics for an individual QRI at one site. QRI characteristics include duration, antecedent flow, input, input rate,peak flow, potential evapotranspiration, quickf

Discharge and sediment data for selected tributaries to the Anacostia River, Washington, District of Columbia, 2003-18

Data release consists of five comma delimited text files containing discharge and sediment data for five gaged tributaries to the Anacostia River in Washington, District of Columbia. Data were collected from 2003 through 2018.

Raw Pin Data from Rod Surface-Elevation Table (rSET) Measurements and Water Level Data at Specified Locations along Monks and Swaderick Creeks, Aberdeen Proving Ground, Maryland, 2018-2019

This metadata record contains a shapefile of site locations and 3 tables used to assess wetland elevation change over time and the long-term effects of sea-level rise to vulnerable tidal wetlands along the Edgewood peninsula of Aberdeen Proving Ground, Maryland. Included in the dataset are raw pin measurements of wetland sediment elevation and water levels measured for selected sites along Monks C

Poultry Feeding Operations on the Delaware, Maryland, and Virginia Peninsula from 2016 to 2017

Data release contains two shapefiles related to poultry houses on the Delmarva Peninsula (Delaware, Eastern Shore Maryland and, Eastern Shore Virginia). One dataset is a polygon shapefile representing 5747 poultry houses identified using 2016 and 2017 aerial imagery from the U.S. Department of Agricultures National Aerial Imagery Program (NAIP). The second dataset is a point shapefile of inactiv

Select Attributes for NHDPlus Version 2.1 Reach Catchments and Modified Network Routed Upstream Watersheds for the Conterminous United States (ver. 4.0, August 2023)

This metadata record describes a series of data sets of natural and anthropogenic landscape features linked to NHDPlus Version 2.1's (NHDPlusV2) approximately 2.7 million stream segments, their associated catchments, and their upstream watersheds within the conterminous United States. These data were developed by the Hydrologic Sytem's Team (HST) within the the United States Geological Survey's (

Discrete and high-frequency chloride (Cl) and specific conductance (SC) data sets and Cl-SC regression equations used for analysis of 93 USGS water quality monitoring stations in the eastern United States

High frequency estimated chloride (Cl) and observed specific conductance (SC) data sets, along with response variables derived from those data sets, were used in an analysis to quantify the extent to which deicer applications in winter affect water quality in 93 U.S. Geological Survey water quality monitoring stations across the eastern United States. The analysis was documented in the following p

SPARROW model inputs and simulated streamflow, nutrient and suspended-sediment loads in streams of the Northeastern United States, 2012 Base Year

The U.S. Geological Survey's (USGS) SPAtially Referenced Regression On Watershed attributes (SPARROW) model was used to aid in the interpretation of monitoring data and simulate streamflow and water-quality conditions in streams across the Northeast Region of the United States. SPARROW is a hybrid empirical/process-based mass balance model that can be used to estimate the major sources and environ

Percent of Agriculture Land Subject to Select National Resource Inventory Conservation Practices, 2000-2012

This metadata record describes 26 30-meter raster data sets that estimate the percent of agricultural land that may be subject to select conservation practices for each year during the period 2000-2012. The data were derived from U.S. Department of Agriculture (USDA) National Resources Conservation Service (NRCS) National Resource Inventory (NRI). One set of rasters (denoted by the ICP prefix) rep
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