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Datasets for assessing the impact of drought on arsenic exposure from...
Documented in this data release are data used to model and map the probability of arsenic being greater than 10 micrograms per liter in private domestic wells throughout the... -
Prediction grids of pH for the Mississippi River Valley Alluvial and...
Groundwater is a vital resource to the Mississippi embayment region of the central United States. Regional and integrated assessments of water availability that link physical... -
Data used to model and map arsenic concentration exceedances in private...
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... -
Groundwater age categories based on tritium concentrations in samples...
The Mississippi River Valley alluvial aquifer (MRVA) overlies and is bounded by several regional aquifers that make up the Mississippi embayment aquifer system (MEAS) in the... -
2018 Hydrologic Data Summary for the Central Pine Barrens Region, Suffolk...
This document provides a summary of surface water-quality, streamflow, and groundwater data collected by the U.S. Geological Survey (USGS) within the Central Pine Barrens (CPB)... -
Datasets for assessing the impact of drought on arsenic exposure from...
Documented in this data release are data used to model and map the probability of arsenic being greater than 10 micrograms per liter in private domestic wells throughout the... -
Airborne electromagnetic and magnetic survey, southwestern San Joaquin...
Airborne electromagnetic (AEM) and magnetic survey data were collected during October 2016 along 1,443 line kilometers in the southwestern San Joaquin Valley near Lost Hills,... -
Geophysical, geological, hydrological, and geochemical data for aquifer...
The U.S. Geological Survey (USGS) in cooperation with the California State Water Resources Control Board (State Water Board) compiled and analyzed data for mapping groundwater... -
Machine-learning model predictions and groundwater-quality rasters of total...
Groundwater is a vital resource in the Mississippi embayment of the central United States. An innovative approach using machine learning (ML) was employed to predict groundwater... -
Water chemistry data for samples collected at groundwater and surface-water...
An investigation was done by the U.S. Geological Survey, in cooperation with the California State Water Resources Control Board's Program of Regional Groundwater Monitoring of... -
Geophysical, geological, hydrological, and geochemical data for aquifer...
The U.S. Geological Survey (USGS) in cooperation with the California State Water Resources Control Board (State Water Board) compiled and analyzed data for mapping groundwater... -
San Pedro River Aquifer Data Release - Transboundary Aquifer Assessment...
This is a release of data presented in the report "Binational Study of the Transboundary San Pedro Aquifer", Callegary and others, 2016: Callegary, J.B., Minjárez Sosa, I.,... -
Partial release of iron, alkalinity, and oxygen data from Bemidji crude oil...
In a crude-oil-contaminated sandy aquifer at the Bemidji site in northern Minnesota, biodegradation of petroleum hydrocarbons resulted in transient increases in magnetic... -
Concentrations and laboratory quality-assurance data for sulfamethoxazole...
The U.S. Geological Survey, in cooperation with the Minnesota Pollution Control Agency, conducted a study to determine the occurrence of micropollutants in: (1) shallow... -
Nonvolatile dissolved organic carbon and diesel range organics...
The Bemidji crude oil spill site is a long-term USGS study site to understand the fate of crude oil in the shallow subsurface. A description of the site can be found at... -
Machine-learning model predictions and groundwater-quality rasters of...
Groundwater is a vital resource in the Mississippi embayment of the central United States. An innovative approach using machine learning (ML) was employed to predict groundwater... -
Geochemical data supporting analysis of geochemical conditions and nitrogen...
This data release provides analytical and other data in support of an analysis of nitrogen transport and transformation in groundwater and in a subterranean estuary in the Eel... -
Geochemical data supporting analysis of geochemical conditions and nitrogen...
This data release provides analytical and other data in support of an analysis of nitrogen transport and transformation in groundwater and in a subterranean estuary in the Eel... -
Depth rasters in aquifers of the Mississippi embayment
Groundwater is a vital resource in the Mississippi embayment of the central United States. An innovative approach using machine learning (ML) was employed to predict groundwater... -
Data Sets from the National Crude Oil Spill Fate and Natural Attenuation...
This U.S. Geological Survey (USGS) Data Release provides data from samples and measurements completed at the National Crude Oil Spill Fate and Natural Attenuation Research Site...