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Water Quality data from the Providence Water Supply Board for tributary strea...
Water-quality data were collected by the Providence Water Supply Board (PWSB) from tributaries in the Scituate Reservoir drainage area, October 2016 through September 2017... -
Groundwater withdrawal zones for drinking water from the Mississippi River Va...
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... -
Domestic well locations and populations served in the contiguous U.S.: 1990, ...
In this dataset we present two maps that estimate the location and population served by domestic wells in the contiguous United States. The first methodology, called the “Block... -
Probability distribution grids of dissolved oxygen and dissolved manganese co...
The ascii grids represent regional probabilities that groundwater in a particular location will have dissolved oxygen (DO) concentrations less than selected threshold values... -
Water Quality data from the Providence Water Supply Board for tributary strea...
Water-quality data were collected by the Providence Water Supply Board (PWSB) from tributaries in the Scituate Reservoir drainage area, October 2014 through September 2015... -
Domestic well locations and populations served in the contiguous U.S.: 2010, ...
The 1990 census was the last nationally consistent survey of a home’s source of water, and has not been surveyed since. The associated larger work presents a method for... -
Assessment of nutrients and water-quality constituents at the Sacramento-San ...
This report documents the spatial and temporal variability of nutrients and related water quality parameters at high spatial resolution in the North Delta in the Sacramento-San... -
Groundwater data, predictor variables, and rasters used for predicting the pr...
This data release contains input data used in model development and TIF raster files used to predict the probability of high arsenic (As) and high manganese (Mn) in groundwater... -
Domestic well locations and populations served in the contiguous U.S.: 2010, ...
The 1990 census was the last nationally consistent survey of a home’s source of water, and has not been surveyed since. The associated larger work presents a method for... -
MODFLOW-NWT, MODPATH, and MT3DMS models used to study of hypothetical horizon...
A series of three-dimensional, hypothetical, groundwater models (MODFLOW-NWT) were developed to investigate the effects of a variety of factors on the flow of arsenic-containing... -
Groundwater-quality data in the Coachella Valley Domestic Supply Aquifer Stud...
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.... -
Ascii grids of predicted pH in depth zones used by domestic and public drinki...
The ascii grids associated with this data release are predicted distributions of continuous pH at the drinking water depth zones in the groundwater of Central Valley,... -
Data used to model and map arsenic concentration exceedances in private wells...
This data release contains data used to develop models and maps that estimate probabilities of exceeding various thresholds of arsenic concentrations in private domestic wells... -
Data for depth of groundwater used for drinking-water supplies in the United ...
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... -
Water-quality data from the Providence Water Supply Board for tributary strea...
Water-quality data were collected by the Providence Water Supply Board (PWSB) from tributaries in the Scituate Reservoir drainage area, October 2017 through September 2019... -
Water Quality data from the Providence Water Supply Board for tributary strea...
Water-quality data were collected by the Providence Water Supply Board (PWSB) from tributaries in the Scituate Reservoir drainage area, October 2014 through September 2015... -
Spatial assessment of nutrients and water-quality constituents in Suisun Mars...
This data release documents the spatial and temporal variability of nutrients and related water quality parameters at high spatial resolution in Suisun Marsh and Suisun Bay in... -
Data used to model and map arsenic concentration exceedances in private wells...
This data release contains data used to develop models and maps that estimate probabilities of exceeding various thresholds of arsenic concentrations in private domestic wells... -
MODFLOW-NWT, MODPATH, and MT3DMS models used to study of hypothetical horizon...
A series of three-dimensional, hypothetical, groundwater models (MODFLOW-NWT) were developed to investigate the effects of a variety of factors on the flow of arsenic-containing... -
Groundwater data, predictor variables, and rasters used for predicting the pr...
This data release contains input data used in model development and TIF raster files used to predict the probability of high arsenic (As) and high manganese (Mn) in groundwater...