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Data from more than 75,000 community public supply wells were acquired from national and state agencies. Using the information provided by the agencies, along with surficial and bedrock geologic...
Search relevance: 141.97 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 10:31 PM -
This data package was created 2025-12-03 08:48:21 by NPSTORET and includes selected project, location, and result data. Data are from Russell N. Clayshulte's (University of Guam Water and Energy...
Search relevance: 98.97 | Views last month: 2 | Catalog Last Checked: September 10, 2026 at 07:26 PM -
Well construction data for 11,917 domestic and 2,390 public-supply wells in the Central Valley were compiled as part of the U.S. Geological Survey (USGS) National Water Quality Assessment Project...
Search relevance: 94.27 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 07:52 PM -
This data release contains the TVSWA_Delineator tool, and the associated groundwater-flow and particle-tracking model files used to define source water assessment areas for public water supply...
Search relevance: 90.93 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 08:44 PM -
Groundwater samples from public and private drinking water wells throughout the state of New Hampshire were analyzed for total Arsenic (As). Samples were collected after pH, specific conductivity,...
Search relevance: 89.12 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 09:09 PM -
Over the past 15 years Douglas County, NV has removed production wells in northern Carson Valley from use due to relatively high arsenic concentrations (Carl Ruschmeyer, January 2013, Douglas...
Search relevance: 81.12 | Views last month: 3 | Catalog Last Checked: September 10, 2026 at 10:19 PM -
This data release contains model simulation results of a particle tracking analysis to delineate areas that provide recharge to surface waters and public-supply wells on Long Island, NY. The...
Search relevance: 72.49 | Views last month: 0 | Catalog Last Checked: September 10, 2026 at 08:25 PM -
The U.S. Geological Survey, in cooperation with Aiken County; City of Aiken; Breezy Hill Water and Sewer Company, Inc.; Montmorenci-Couchton Water and Sewer District, Inc.; and Gilbert-Summit...
Search relevance: 68.26 | Views last month: 2 | Catalog Last Checked: September 10, 2026 at 08:22 PM -
Publicly available well locations in the Danforth Hills coal field with x, y, and coal-thickness data from the StratiFact database.
Search relevance: 62.54 | Views last month: 3 | Catalog Last Checked: September 10, 2026 at 10:45 PM -
This data release documents time-series analyses of aqueous-chemistry data from public-supply wells (PSWs) and associated potential explanatory factors to characterize responses of groundwater...
Search relevance: 61.86 | Views last month: 2 | Catalog Last Checked: September 10, 2026 at 10:37 PM -
This data release codifies and attributes explanatory variables that could potentially influence groundwater quality at 50 groundwater wells used for domestic water supply and 43 groundwater sites...
Search relevance: 60.01 | Views last month: 2 | Catalog Last Checked: September 10, 2026 at 08:19 PM -
This data release codifies and attributes explanatory factors that could potentially impact groundwater quality at 142 groundwater sites (wells or developed springs) used for domestic water supply...
Search relevance: 46.21 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 08:38 PM -
A seamless map of the major groundwater areas used by community public supply wells in the United States was needed in order to describe and compute the number of equivalent people using public...
Search relevance: 43.86 | Views last month: 3 | Catalog Last Checked: September 10, 2026 at 08:51 PM -
Groundwater quality data were collected in 5,000 wells between 1988-2001 by the National Water-Quality Assessment Project. About 1,500 of these wells were sampled again between 2002-2012 to...
Search relevance: 43.40 | Views last month: 2 | Catalog Last Checked: September 10, 2026 at 10:07 PM -
This data release contains site information and potential explanatory factor data for 1,899 groundwater sites. These sites were used to assess groundwater quality in aquifers used for domestic and...
Search relevance: 41.68 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 09:58 PM -
These produced datasets include water-quality and quality assurance results collected by the USGS and other entities from 1952 to 2016 near the City of Poplar as well as throughout the East Poplar...
Search relevance: 41.25 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 08:37 PM -
This public data release contains two ascii grids comprising predicted nitrate concentrations (as NO3-N, mg/L) at two depth zones associated with private and public drinking water supply wells,...
Search relevance: 41.15 | Views last month: 4 | Catalog Last Checked: September 10, 2026 at 08:45 PM -
Approximately 44.1 million people (about 14 percent of the U.S. population) rely on domestic wells as their source of drinking water. Unlike community water systems, which are regulated by the...
Search relevance: 40.57 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 09:30 PM -
Groundwater is heavily used for public supply and industrial uses in the Baton Rouge area. Lowered water levels resulting from groundwater withdrawals have induced the movement of saltwater...
Search relevance: 40.33 | Views last month: 2 | Catalog Last Checked: September 10, 2026 at 08:24 PM -
Approximately 43 million people (about 14 percent of the U.S. population) rely on domestic wells as their source of drinking water. Unlike community water systems, which are regulated by the Safe...
Search relevance: 40.32 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 09:31 PM
