Search datasets
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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: 67 | Catalog Last Checked: August 03, 2026 at 04:43 AM -
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: 55 | Catalog Last Checked: November 10, 2026 at 02:39 AM -
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: 40 | Catalog Last Checked: November 12, 2026 at 08:22 AM -
Accidents, spills, leaks, and past improper disposal and handling of hazardous materials and wastes have resulted in tens of thousands of sites across our country that have contaminated our land,...
Search relevance: 1.00 | Views last month: 32 | Catalog Last Checked: November 11, 2026 at 02:48 AM -
This web feature service contains location and facility identification information from EPA's Facility Registry Service (FRS) for the subset of facilities that link to the the National Pollutant...
Search relevance: 1.00 | Views last month: 29 | Catalog Last Checked: November 10, 2026 at 02:39 AM -
Groundwater emergence and shoaling extents are derived from water table depth GeoTIFFs, which are calculated as steady-state groundwater model heads subtracted from high-resolution topographic...
Search relevance: 1.00 | Views last month: 23 | Catalog Last Checked: August 03, 2026 at 04:48 AM -
This data set consists of digital water-level-change contours for the High Plains aquifer in the central United States, 1980 to 1995. The High Plains aquifer extends from south of 32 degrees to...
Search relevance: 1.00 | Views last month: 23 | Catalog Last Checked: November 12, 2026 at 08:21 AM -
This data set consists of digitized water-level elevation contours for the Central Oklahoma aquifer in central Oklahoma. This area encompasses all or part of Cleveland, Lincoln, Logan, Oklahoma,...
Search relevance: 1.00 | Views last month: 22 | Catalog Last Checked: November 12, 2026 at 08:19 AM -
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 digital data set defines the boundaries of the deserts of the southwestern United States. Those deserts include the Great Basin, Mojave, Colorado, and Sonoran Deserts as defined by Benson...
Search relevance: 1.00 | Views last month: 17 | Catalog Last Checked: November 12, 2026 at 08:20 AM -
The Newberry Volcano EGS Demonstration in central Oregon, a 5 year project begun in 2010, tests recent technological advances designed to reduce the cost of power generated by EGS in a hot, dry...
Search relevance: 1.00 | Views last month: 15 | Catalog Last Checked: November 10, 2026 at 02:39 AM -
This digital data set consists of specific yield percentage contours and polygons for the High Plains aquifer in the central United States. The High Plains aquifer extends from south of...
Search relevance: 1.00 | Views last month: 15 | Catalog Last Checked: November 12, 2026 at 08:20 AM -
Devils Hole is a collapsed depression in limestone hills adjacent to the Ash Meadows National Wildlife Refuge that contains a warm-water pool about 15 meters below land surface. The pool is home...
Search relevance: 1.00 | Views last month: 14 | Catalog Last Checked: November 12, 2026 at 02:53 AM -
This data set represents the area of National Resources Inventory irrigation system, tailwater recovery conservation practice, in square kilometers, in the conterminous United States. The data set...
Search relevance: 1.00 | Views last month: 13 | Catalog Last Checked: November 12, 2026 at 08:22 AM -
This data set consists of digitized polygons of constant recharge values for the Antlers aquifer in southeastern Oklahoma. The Early Cretaceous-age Antlers Sandstone is an important source of...
Search relevance: 1.00 | Views last month: 12 | Catalog Last Checked: November 12, 2026 at 08:21 AM -
This digital data set consists of aquifer boundaries for the High Plains aquifer in the central United States. The High Plains aquifer extends from south of 32 degrees to almost 44 degrees north...
Search relevance: 1.00 | Views last month: 12 | Catalog Last Checked: November 12, 2026 at 08:21 AM -
Enforcement and Compliance Information Center - ECIC is a repository of external policy and guidance documents, links to cases and settlements, civil and criminal complaints that are reviewed by...
Search relevance: 1.00 | Views last month: 11 | Catalog Last Checked: September 10, 2026 at 07:10 PM -
The Soil and Water Assessment Tool (SWAT) is a public domain model jointly developed by USDA Agricultural Research Service (USDA-ARS) and Texas A&M AgriLife Research, part of The Texas A&M...
Search relevance: 1.00 | Views last month: 11 | Catalog Last Checked: October 09, 2026 at 04:37 PM -
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: 10 | Catalog Last Checked: September 10, 2026 at 08:41 PM -
This digital data set represents the extent of the High Plains aquifer in the central United States. The extent of the High Plains aquifer covers 174,000 square miles in eight states; Colorado,...
Search relevance: 1.00 | Views last month: 9 | Catalog Last Checked: October 14, 2026 at 06:01 AM
