Found 222 datasets matching "Drinking water (Groundwater)".
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Of the approximately 6.6 million people living in the Mississippi embayment (MISE) region in the central United States, approximately 65 percent rely on groundwater for their drinking water...
Search relevance: 175.32 | Views last month: 1 -
This data release includes grids representing the depth and thickness of drinking-water withdrawal zones, polygons of hydrogeologic settings, an inventory of sources of well construction data, and...
Search relevance: 161.15 | Views last month: 0 -
This data set includes results for hormone and pharmaceutical compounds analyzed in environmental and quality-control samples collected by the USGS National Water-Quality Assessment Project during...
Search relevance: 160.25 | Views last month: 0 -
The California Groundwater Ambient Monitoring and Assessment Program (GAMA) is a statewide, comprehensive assessment of groundwater quality designed to help better understand and identify risks to...
Search relevance: 156.37 | Views last month: 1 -
An extreme gradient boosting ensemble tree model predicting per- and polyfluoroalkyl substances (PFAS) occurrence in groundwater at the depths typical of the bottom of public and domestic drinking...
Search relevance: 137.60 | Views last month: 5 -
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: 131.99 | Views last month: 0 -
Well lithology records in this layer come from the Department of Environmental Conservation's Water Supply Data Composite. Managed by the Water Resources Section in the Drinking Water and...
Search relevance: 125.80 | Views last month: 0 -
This data release contains data used to develop models and maps that estimate the occurrence of lithium in groundwater used as drinking water throughout the conterminous United States. An extreme...
Search relevance: 121.15 | Views last month: 9 -
Groundwater age distribution and susceptibility to natural and anthropogenic contaminants were assessed for selected principal aquifers of the Western United States: the Central Valley aquifer...
Search relevance: 117.50 | Views last month: 0 -
* This research used public drinking water nitrate violations data from across the conterminous United States as response variables, and various predictor variables from EPA's StreamCat dataset...
Search relevance: 107.02 | Views last month: 2 -
This data release provides total and aqueous arsenic (As) determinations and associated field readings collected from groundwater sampled from 254 newly constructed private residential wells from...
Search relevance: 102.12 | Views last month: 0 -
This dataset provides aqueous nitrate+nitrite, aqueous manganese, aqueous iron, and total sulfate measurements in groundwater samples from 254 newly constructed private residential wells between...
Search relevance: 99.96 | Views last month: 0 -
Feature layer displaying sample results from Wisconsin DNR’s Private Well PFAS Study Sample results from Wisconsin DNR’s Private Well PFAS Study: “Prevalence and Source Tracing of PFAS in Shallow...
Search relevance: 97.27 | Views last month: 4 -
The U.S. Geological Survey, in cooperation with the Minnesota Department of Health, conducted a study to determine the occurrence of six unregulated contaminants in source and finished...
Search relevance: 91.65 | Views last month: 0 -
Water quality and microbial community data from pilot-scale biologically active aerated contactors and filters treating groundwater for drinking water. This dataset is associated with the...
Search relevance: 89.39 | Views last month: 0 -
The U.S. Geological Survey collected groundwater samples from 38 wells used for domestic and small system drinking water supply in the Coachella Valley of California in 2020. The wells were...
Search relevance: 88.80 | Views last month: 0 -
The population using public supply drinking water was mapped in two ways: the census enhanced method (CEM) evenly distributes the population across the census block-group, and the urban land-use...
Search relevance: 87.31 | Views last month: 0 -
The U.S. Geological Survey collected groundwater samples from 38 wells used for domestic and small system drinking water supply in the Coachella Valley of California in 2020. The wells were...
Search relevance: 87.02 | Views last month: 0 -
The U.S. Geological Survey collected groundwater samples from 38 wells used for domestic and small system drinking water supply in the Coachella Valley of California in 2020. The wells were...
Search relevance: 86.58 | Views last month: 0 -
The population using public supply drinking water was mapped in two ways: the census enhanced method (CEM) evenly distributes the population across the census block-group, and the urban land-use...
Search relevance: 86.30 | Views last month: 0
