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State
2019 California Water Quality Status Report
State of California —
The California Water Quality Status Report is an annual data-driven snapshot of the Water Board’s water quality and ecosystem data. This third edition of the report... -
Federal
Geodatabase of the datasets that represent the five vertical subunits of the Coastal Lowlands aquifer system, Alabama, Florida, Louisiana, Mississippi, and Texas
Department of the Interior —
This geodatabase contains spatial datasets that represent the Coastal Lowlands aquifer system in the States of Alabama, Florida, Louisiana, and Texas. Included are:... -
Federal
Digital map of aquifer boundary for the High Plains aquifer in parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming
Department of the Interior —
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... -
State
Ground Water - Water Quality Results
State of California —
Groundwater quality data and related groundwater well information available on the page was queried from the GAMA Groundwater information system (StateCalifornia's Groundwater Update 2025 (Bulletin 118)
State of California —
California's Groundwater: Bulletin 118 Updates (CalGW Updates) are a continuing series of California's primary technical publications on groundwater resources in the...FederalSnake River Plain FORGE: Site Characterization Data
Department of Energy —
The site characterization data used to develop the conceptual geologic model for the Snake River Plain site in Idaho, as part of phase 1 of the Frontier Observatory...FederalPredictions of PFAS Occurrence in Groundwater at the Depth of Drinking Water Supplies in the Conterminous United States: Data and Model Archive
Department of the Interior —
An extreme gradient boosting ensemble tree model predicting per- and polyfluoroalkyl substances (PFAS) occurrence in groundwater at the depths typical of the bottom...FederalMap of Arsenic concentrations in groundwater of the United States
Department of the Interior —
The map graphic image at https://www.sciencebase.gov/catalog/file/get/63140561d34e36012efa2b7f?name=arsenic_map.png illustrates arsenic values, in micrograms per...StateGroundwater Trading
State of California —
The Water Resiliency Portfolio (2020) tasked the four State agencies to “create flexibility for GSAs to trade water within basins by enabling and incentivizing...FederalNewberry EGS Demonstration: Well 55-29 Stimulation Data 2014
Department of Energy —
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...FederalUSGS Water-Quality Data for the Nation - National Water Information System (NWIS)
Department of the Interior —
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...FederalHawaii Play Fairway Analysis: Groundwater Chemistry
Department of Energy —
Groundwater geochemistry data collected for the phase 2 of the Hawaii Play Fairway Analyses. These data are included in a Lautze et al. paper to Geothermics (in review).FederalConcentrations of Per- and Polyfluoroalkyl Substances (PFAS) and Other Chemical Constituents for Groundwater and Surface Water Samples on Western Cape Cod, Massachusetts, 2014-2019 (ver. 1.1, November 2025)
Department of the Interior —
Groundwater, surface water, and associated quality assurance samples were collected downgradient of an abandoned fire training area and wastewater infiltration beds...FederalGeothermal Geodatabase for Wagon Wheel Hot Springs, Mineral County, Colorado
Department of Energy —
This geodatabase was built to cover several geothermal targets developed by Flint Geothermal in 2012 during a search for high-temperature systems that could be...FederalDigital map of saturated thickness in 1980 for the High Plains aquifer in parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming
Department of the Interior —
This digital data set consists of saturated thickness contours for the High Plains aquifer in the central United States. The High Plains aquifer extends from south of...FederalThickness of the Chicot aquifer system of southwestern Louisiana's surficial confining unit and shallow sand lenses
Department of the Interior —
The Chicot aquifer system is a vital water resource for Southwestern Louisiana, providing nearly half of the fresh groundwater the region consumes (Sargent, 2011)....FederalDissolved oxygen probability rasters of groundwater in the Mississippi River Valley alluvial and Claiborne aquifers
Department of the Interior —
Groundwater is a vital resource in the Mississippi embayment physiographic region (Mississippi embayment) of the central United States and can be limited in some...StateAlaska landslide inventory database
State of Alaska —
Alaska landslide inventory database, Digital Data Series 23, provides a catalog of slope instabilities across Alaska and documents the development of the Alaska...2,244 datasets found