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The California Groundwater Ambient Monitoring and Assessment Program (GAMA) is a statewide assessment of groundwater quality designed to help better understand and identify risks to groundwater...
Search relevance: 1.00 | Views last month: 11 | Catalog Last Checked: May 05, 2026 at 10:04 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: 1.00 | Views last month: 10 | Catalog Last Checked: May 05, 2026 at 07:56 PM -
The California Groundwater Ambient Monitoring and Assessment Program (GAMA) is a statewide assessment of groundwater quality designed to help better understand and identify risks to groundwater...
Search relevance: 1.00 | Views last month: 9 | Catalog Last Checked: May 05, 2026 at 09:50 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: 1.00 | Views last month: 9 | Catalog Last Checked: May 05, 2026 at 08:14 PM -
The U.S. Geological Survey collected groundwater samples from 48 grid wells and 11 understanding wells screened in aquifers used for domestic supply in San Bernardino County, California, in 2018....
Search relevance: 1.00 | Views last month: 6 | Catalog Last Checked: May 05, 2026 at 08:08 PM -
The U.S. Geological Survey collected groundwater samples from 50 wells used for domestic and small-system drinking water supplies in Shasta and Tehama Counties, California in 2018-2019. The wells...
Search relevance: 1.00 | Views last month: 6 | Catalog Last Checked: May 05, 2026 at 08:49 PM -
The U.S. Geological Survey collected groundwater samples from 71 domestic wells and 4 springs in Nevada, Yuba, Sierra, and Placer Counties, California in 2015-2016. The wells and springs were...
Search relevance: 1.00 | Views last month: 6 | Catalog Last Checked: May 05, 2026 at 09:40 PM -
Arsenic concentrations from 20,450 domestic wells in the U.S. were used to develop a logistic regression model of the probability of having arsenic > 10 µg/L (“high arsenic”), which is presented...
Search relevance: 1.00 | Views last month: 6 | Catalog Last Checked: May 05, 2026 at 10:17 PM -
The California Groundwater Ambient Monitoring and Assessment Program (GAMA) is a statewide assessment of groundwater quality designed to help better understand and identify risks to groundwater...
Search relevance: 1.00 | Views last month: 6 | Catalog Last Checked: May 05, 2026 at 09:29 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: 1.00 | Views last month: 6 | Catalog Last Checked: May 05, 2026 at 09:03 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: 1.00 | Views last month: 3 | Catalog Last Checked: May 05, 2026 at 09:04 PM -
The California Groundwater Ambient Monitoring and Assessment Program (GAMA) is a statewide assessment of groundwater quality designed to help better understand and identify risks to groundwater...
Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: May 05, 2026 at 08:43 PM -
This dataset represents a water shortage vulnerability analysis performed by DWR using modified PLSS sections pulled from the Well Completion Report PLSS Section Summaries. The attribute table...
Search relevance: 1.00 | Views last month: 0 | Catalog Last Checked: July 28, 2025 at 06:47 PM -
For most recent data version of Water Shortage Vulnerability scoring, please see https://data.cnra.ca.gov/dataset/water-shortage-vulnerability-datasets . Per California Water Code Section...
Search relevance: 1.00 | Views last month: 0 | Catalog Last Checked: April 27, 2026 at 07:48 PM -
This data release codifies and attributes explanatory variables at 33 wells used for domestic water supply. The sites were used to assess groundwater quality in the U.S. Geological Survey Priority...
Search relevance: 1.00 | Views last month: 0 | Catalog Last Checked: May 17, 2026 at 07:48 PM -
This dataset represents a water shortage vulnerability analysis performed by DWR using Small Water System boundaries pulled from the SWRCB (State Water Resource Control Board) water system...
Search relevance: 1.00 | Views last month: 0 | Catalog Last Checked: July 28, 2025 at 06:46 PM
