• Organization: State of California
• Updated: 2026-01-05T16:16:10.611966

GeoTracker is the Water Boards' data management system for sites that impact, or have the potential to impact, water quality in California, with emphasis on groundwater. GeoTracker contains...

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• Organization: State of California
• Updated: 2025-09-11T21:55:19.759775

The Water Quality Control Policy for Recycled Water (Recycled Water Policy) requires wastewater and recycled water dischargers (including dischargers that do not produce any recycled water) to...

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• Organization: Department of the Interior
• Updated: 2024-10-16T00:00:00Z

The U.S. Geological Survey (USGS) in cooperation with the California State Water Resources Control Board compiled and analyzed data to determine the approximate extent of plumes from produced...

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• Organization: State of California
• Updated: 2026-01-05T20:33:09.477097

Groundwater quality data and related groundwater well information available on the page was queried from the GAMA Groundwater information system (**[GAMA...

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• Organization: Department of the Interior
• Updated: 2024-10-16T00:00:00Z

The U.S. Geological Survey (USGS) in cooperation with the California State Water Resources Control Board compiled and analyzed data on evaporative water loss at produced water disposal ponds at...

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• Organization: Department of the Interior
• Updated: 2024-10-16T00:00:00Z

The U.S. Geological Survey (USGS) in cooperation with the California State Water Resources Control Board compiled and analyzed data to estimate for 1901-2019 the total volumes of produced water...

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• Organization: Department of the Interior
• Updated: 2025-09-23T00:00:00Z

This data release contains groundwater elevation data and the associated model/code used to create groundwater elevation surfaces in and around select oil fields in California. The data and model...

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• Organization: Department of the Interior
• Updated: 2024-08-01T00:00:00Z

This digital dataset contains historical geochemical and other information for 266 samples of groundwater (GW) from 208 wells located within 3 miles of the Edison, Mountain View, and Ant Hill Oil...

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• Organization: Department of the Interior
• Updated: 2022-07-08T00:00:00Z

This digital dataset contains historical geochemical and other information for 580 samples of groundwater from 12 wells located within the Placerita and Newhall Oil Fields in Los Angeles County,...

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• Organization: Department of the Interior
• Updated: 2024-08-01T00:00:00Z

This digital dataset contains historical geochemical and other information for 481 samples of produced water (PW) from 408 sites in the Edison, Mountain View, and Ant Hill Oil Fields in Kern...

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• Organization: Department of the Interior
• Updated: 2022-07-08T00:00:00Z

This digital dataset contains historical geochemical and other information for 45 samples of produced water from 38 sites in the Placerita and Newhall Oil Fields in Los Angeles County, southern...

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• Organization: Department of the Interior
• Updated: 2022-09-30T00:00:00Z

This digital dataset contains historical geochemical and other information for 89 samples of produced water from 84 sites in the Santa Maria Valley Oil Field in Santa Barbara County, California....

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