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#1 Federal

Water chemistry data for samples collected at groundwater and surface water sites in the Elk Hills study area, June 2017–April 2018, Kern County, California

Organization: Department of the Interior
Dataset Last Updated: August 07, 2024 at 12:00 AM

The California State Water Resources Control Board (State Water Board) initiated the Oil and Gas Regional Monitoring Program (RMP) to assess effects of oil and gas development on groundwater...

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Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: September 10, 2026 at 08:09 PM

#2 Federal

Water chemistry data for samples collected at groundwater sites in the Midway-Sunset and Buena Vista Oil Fields study area, March 2018–April 2019, Kern County, California

Organization: Department of the Interior
Dataset Last Updated: August 13, 2025 at 12:00 AM

The California State Water Resources Control Board (State Water Board) initiated the Oil and Gas Regional Monitoring Program (RMP) to assess effects of oil and gas development on groundwater (GW)...

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Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: September 10, 2026 at 09:01 PM

#3 Federal

Water chemistry data for samples collected at groundwater sites in the Santa Maria Valley Oil Field study area, July 2018–March 2019, Santa Barbara County, California

Organization: Department of the Interior
Dataset Last Updated: September 05, 2023 at 12:00 AM

The California State Water Resources Control Board (State Water Board) initiated the Oil and Gas Regional Monitoring Program (RMP) to assess effects of oil and gas development on groundwater...

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Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: September 10, 2026 at 08:34 PM

#4 Federal

Water chemistry data for samples collected at groundwater sites in the Placerita Oil Field study area, June 2018–November 2018, Los Angeles County, California

Organization: Department of the Interior
Dataset Last Updated: September 27, 2024 at 12:00 AM

The California State Water Resources Control Board (State Water Board) initiated the Oil and Gas Regional Monitoring Program (RMP) to assess effects of oil and gas development on groundwater...

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Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 09:52 PM

#5 Federal

Water chemistry data for samples collected at groundwater sites near the Fruitvale oil field, September 2016–February 2017, Kern County, California (ver. 2.0, July 2020)

Organization: Department of the Interior
Dataset Last Updated: August 12, 2020 at 12:00 AM

As part of the California State Water Resources Control Board’s Oil and Gas Regional Monitoring Program , the U.S. Geological Survey collected groundwater and quality-control (QC) samples during...

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Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 10:38 PM

#6 Federal

Water Chemistry data for samples collected at groundwater sites in the Poso Creek Oil Field study area, February 2020-December 2021, Kern County, California

Organization: Department of the Interior
Dataset Last Updated: December 13, 2023 at 12:00 AM

The California State Water Resources Control Board (State Water Board) initiated the Oil and Gas Regional Monitoring Program (RMP) to assess effects of oil and gas development on groundwater...

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Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 08:44 PM

#7 Federal

Water chemistry data for samples collected at groundwater sites in the Montebello Oil Field study area, September 2014–October 2018, Los Angeles County, California

Organization: Department of the Interior
Dataset Last Updated: February 07, 2023 at 12:00 AM

The California State Water Resources Control Board (State Water Board) initiated the Regional Groundwater Monitoring Program (RMP) to assess effects of oil and gas development on groundwater...

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Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 08:35 PM

#8 Federal

Water chemistry data for samples collected at groundwater and surface-water sites in the San Ardo Oil Field study area, March 2019–May 2021, Monterey County, California

Organization: Department of the Interior
Dataset Last Updated: November 12, 2024 at 12:00 AM

The California State Water Resources Control Board (State Water Board) initiated the Oil and Gas Regional Monitoring Program (RMP) to assess effects of oil and gas development on groundwater...

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Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 08:56 PM

#9 Federal

Water Chemistry Data for Samples Collected at Groundwater Sites in the Santa Fe Springs Oil Field Study Area, April 2021 to April 2024, Los Angeles County, California

Organization: Department of the Interior
Dataset Last Updated: August 06, 2025 at 12:00 AM

The California State Water Resources Control Board (State Water Board) initiated the Oil and Gas Regional Monitoring Program (RMP) to assess effects of oil and gas development on groundwater...

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Search relevance: 1.00 | Views last month: 0 | Catalog Last Checked: September 10, 2026 at 09:47 PM

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Water chemistry data for samples collected at groundwater and surface water sites in the Elk Hills study area, June 2017–April 2018, Kern County, California

Water chemistry data for samples collected at groundwater sites in the Midway-Sunset and Buena Vista Oil Fields study area, March 2018–April 2019, Kern County, California

Water chemistry data for samples collected at groundwater sites in the Santa Maria Valley Oil Field study area, July 2018–March 2019, Santa Barbara County, California

Water chemistry data for samples collected at groundwater sites in the Placerita Oil Field study area, June 2018–November 2018, Los Angeles County, California

Water chemistry data for samples collected at groundwater sites near the Fruitvale oil field, September 2016–February 2017, Kern County, California (ver. 2.0, July 2020)

Water Chemistry data for samples collected at groundwater sites in the Poso Creek Oil Field study area, February 2020-December 2021, Kern County, California

Water chemistry data for samples collected at groundwater sites in the Montebello Oil Field study area, September 2014–October 2018, Los Angeles County, California

Water chemistry data for samples collected at groundwater and surface-water sites in the San Ardo Oil Field study area, March 2019–May 2021, Monterey County, California

Water Chemistry Data for Samples Collected at Groundwater Sites in the Santa Fe Springs Oil Field Study Area, April 2021 to April 2024, Los Angeles County, California