• Organization: State of California
• Updated: 2026-01-26T09:21:00.571356

In California, water systems serving one (1) to 15 households are regulated at the county level. Counties vary in their practices, but rarely do counties collect data regularly from these systems....

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• Organization: State of California
• Updated: 2025-12-24T01:19:03.798535

This dataset is a compilation of the data export tables available on [WUEdata](https://wuedata.water.ca.gov/) for the 2020 Urban Water Management Plans (UWMPs). * "2020_UWMP_Tables.xlsx"...

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• Organization: Department of the Interior
• Updated: 2021-09-01T00:00:00Z

The U.S. Geological Survey (USGS), in cooperation with the Water Replenishment District of Southern California, developed a regional groundwater model of the Los Angeles Coastal Plain (LACP)...

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