Search datasets
-
The USGS compiles online access to water-resources data collected at approximately 1.5 million sites in all 50 States, the District of Columbia, Puerto Rico, the Virgin Islands, Guam, American...
Search relevance: 1.00 | Views last month: 161 | Catalog Last Checked: May 05, 2026 at 10:20 PM -
The USGS compiles online access to water-resources data collected at approximately 1.5 million sites in all 50 States, the District of Columbia, Puerto Rico, the Virgin Islands, Guam, American...
Search relevance: 1.00 | Views last month: 67 | Catalog Last Checked: May 05, 2026 at 08:58 PM -
This GIS dataset contains data on wastewater treatment plants, based on EPA's Facility Registry Service (FRS) and NPDES, along with Clean Watersheds Needs Survey (CWNS) and other data sources.
Search relevance: 1.00 | Views last month: 65 | Catalog Last Checked: May 06, 2026 at 12:30 AM -
This digital data set defines the boundary of the hydrogeologic framework model (HFM) developed by IT Corporation (1996) for the U.S. Department of Energy Underground Test Area Phase I project....
Search relevance: 1.00 | Views last month: 42 | Catalog Last Checked: May 05, 2026 at 07:27 PM -
This digital data set represents the constant head-boundary used to simulate ground-water inflow or outflow at the lateral boundary of the Death Valley regional ground-water flow system (DVRFS)...
Search relevance: 1.00 | Views last month: 39 | Catalog Last Checked: May 05, 2026 at 09:05 PM -
The false-color composite image of the Death Valley regional ground-water flow system (DVRFS), an approximately 100,000 square-kilometer region of southern Nevada and California, was derived...
Search relevance: 1.00 | Views last month: 36 | Catalog Last Checked: May 05, 2026 at 07:41 PM -
The contours in this digital data set represent the regional potentiometric surface developed by Bedinger and Harrill (2004) to assess potential interbasin flow in the Death Valley regional...
Search relevance: 1.00 | Views last month: 30 | Catalog Last Checked: May 05, 2026 at 07:38 PM -
This digital geospatial data set is a compilation of reference points representing wells deeper than 300 meters in Nevada that were used for the regional ground-water potential map by Bedinger...
Search relevance: 1.00 | Views last month: 30 | Catalog Last Checked: May 05, 2026 at 08:04 PM -
This digital data set is a compilation of reference points representing surface-water features, ground-water levels, and topographic settings in Nevada that were used for the regional...
Search relevance: 1.00 | Views last month: 23 | Catalog Last Checked: May 05, 2026 at 07:31 PM -
This EnviroAtlas web service supports research and online mapping activities related to EnviroAtlas (https://www.epa.gov/enviroatlas). This EnviroAtlas dataset describes the percentage of a 15-m...
Search relevance: 1.00 | Views last month: 20 | Catalog Last Checked: May 06, 2026 at 12:20 AM -
This data layer provides access to Superfund National Priority List Sites as part of the CIMC web service. Superfund is a program administered by the EPA to locate, investigate, and clean up worst...
Search relevance: 1.00 | Views last month: 19 | Catalog Last Checked: May 06, 2026 at 12:37 AM -
This dataset summarizes impairment status for HUC12 watersheds at the CONUS scale using the EPA publicly available Assessment, Total Maximum Daily Load (TMDL) Tracking and Implementation System...
Search relevance: 1.00 | Views last month: 19 | Catalog Last Checked: May 05, 2026 at 08:17 PM -
This data set represents the average annual nitrogen input from commercial fertilizer applied to agricultural lands, 1992-2001, in kilograms per hectare, in the conterminous United States. The...
Search relevance: 1.00 | Views last month: 15 | Catalog Last Checked: May 05, 2026 at 07:37 PM -
This GIS dataset contains data on wastewater treatment plants, based on EPA's Facility Registry Service (FRS) and NPDES, along with Clean Watersheds Needs Survey (CWNS) and other data sources.
Search relevance: 1.00 | Views last month: 14 | Catalog Last Checked: June 23, 2026 at 02:39 AM -
This EnviroAtlas web service supports research and online mapping activities related to EnviroAtlas (https://www.epa.gov/enviroatlas). This web service includes layers depicting EnviroAtlas...
Search relevance: 1.00 | Views last month: 13 | Catalog Last Checked: May 05, 2026 at 11:57 PM -
This raster data set represents the saturated thickness of the High Plains aquifer of the United States, 2009, in feet. The High Plains aquifer underlies approximately 112.6 million acres...
Search relevance: 1.00 | Views last month: 12 | Catalog Last Checked: May 05, 2026 at 09:00 PM -
This data set consists of digital water-level elevation contours for the alluvial and terrace deposits along the North Canadian River from Canton Lake to Lake Overholser in central...
Search relevance: 1.00 | Views last month: 11 | Catalog Last Checked: May 05, 2026 at 10:16 PM -
This data set consists of digital aquifer boundaries for the alluvial and terrace deposits along the Beaver-North Canadian River from the panhandle to Canton Lake in northwestern Oklahoma. Ground...
Search relevance: 1.00 | Views last month: 11 | Catalog Last Checked: May 05, 2026 at 07:47 PM -
This digital data set defines the boundary of the steady-state ground-water flow model built by IT Corporation (1996). The regional, 20-layer ground-water flow model was developed for the...
Search relevance: 1.00 | Views last month: 11 | Catalog Last Checked: June 09, 2026 at 11:36 PM -
This digital data set represents discharge areas in the Death Valley regional ground-water flow system (DVRFS) transient model. Natural ground-water discharge occurs by way of evapotranspiration...
Search relevance: 1.00 | Views last month: 10 | Catalog Last Checked: June 09, 2026 at 11:06 PM
