Water right · Contra Costa County, California, United States
Contra Costa County municipal and irrigation right A020245
Contra Costa County municipal and irrigation right A020245 is a permitted appropriative water right in Contra Costa County, California, United States, with 95,850 acre-ft/year of face-value volume, held by Contra Costa Water District.
Facts
Every value links to its source, and to the source's own record where it has one. Licences and last-checked dates are per row.
| Fact | Value | Source |
|---|---|---|
| Name in the source | Water right A020245 (Appropriative) | eWRIMS Water Rights List · Public domain · checked 24 Oct 2026 |
| Location | Contra Costa County, California | eWRIMS Water Rights List · Public domain · checked 24 Oct 2026 |
| Status | Permitted | eWRIMS Water Rights List · Public domain · checked 24 Oct 2026 |
| Holder | Contra Costa Water District | eWRIMS Water Rights List · Public domain · checked 24 Oct 2026 |
| Volume | 95,850 acre-ft/year (face value) | eWRIMS Water Rights List · Public domain · checked 24 Oct 2026 |
| Priority date | 5 Jun 1961 | eWRIMS Water Rights List · Public domain · checked 24 Oct 2026 |
| Water use | Domestic, Fish and Wildlife Preservation and Enhancement, Industrial, Irrigation, Municipal, Other, Recreational | eWRIMS Water Rights List · Public domain · checked 24 Oct 2026 |
| Coordinates | 37.8371, -121.7280 | eWRIMS Water Rights List · Public domain · checked 24 Oct 2026 |
Research on this water right and its holder.Who holds it up to the parent company, its use, its transfers and the land it serves, and an introduction to the holder.
Request researchHow it compares by face-value volume
Contra Costa County municipal and irrigation right A020245 is the 186th-largest of 262 water rights in California and the 198th-largest of 10,558 in the United States by face-value volume, with 95,850 acre-ft/year. Ranks and totals cover the water rights in our data that report their face-value volume, not every one in existence. Storage and power rights are ranked apart and not added in.
| Within | Rank |
|---|---|
| California | 186th of 262 |
| United States | 198th of 10,558 |
Nearby
Within 50 km of this water right: 8 data centers, 7 power plants (5 operating, 3,725 MW), 5 mines and 3 AI supercomputers, measured from the coordinates in the facts above. The table shows the nearest 9, up to 3 per kind.
| Name | Kind | Size | Status | Distance |
|---|---|---|---|---|
| Aramis I Solar Project | Power plant | 200 MW | Under construction | 10 km |
| Lawrence Livermore NL Lassen Phase 1 | AI supercomputer | 173 H100e | Operating | 17 km |
| Lawrence Livermore NL Lassen Phase 2 | AI supercomputer | 200 H100e | Operating | 17 km |
| Lawrence Livermore NL RZAdams | AI supercomputer | 507 H100e | Operating | 17 km |
| Pleasanton Plant | Mine | — | Operating | 20 km |
| Gateway Generating Station | Power plant | 620 MW | Operating | 20 km |
| Marsh Landing Generating Station | Power plant | 828 MW | Operating | 20 km |
| QES Computers | Data center | — | — | 22 km |
| Lind Marine Incorporated | Mine | — | Operating | 30 km |
Holder and place
Other water rights in California
- Solano County municipal and irrigation right A0144439,004,510 acre-ft/year
- Rock Slough municipal and irrigation right A0056267,998,004 acre-ft/year
- Contra Costa County municipal and industrial right A0093647,818,798 acre-ft/year
- Colorado River irrigation and domestic right A0074827,239,775 acre-ft/year
- Contra Costa County municipal and irrigation right A0133705,347,832 acre-ft/year
- San Joaquin River municipal and irrigation right A0056383,917,478 acre-ft/year
- San Joaquin County municipal and irrigation right A0056283,349,944 acre-ft/year
- Contra Costa County irrigation and domestic right A0153753,030,762 acre-ft/year
Data on this page
- Source: U.S. Energy Information Administration (Sep 2026). EIA-860 / 860M / 923, Public domain.
- Epoch AI. Epoch AI supercomputers, CC BY 4.0.
- eWRIMS Water Rights List. eWRIMS Water Rights List, Public domain.
- MSHA Mines Data Set. MSHA Mines Data Set, Public domain.
- Nevada Division of Water Resources water rights points of diversion. Nevada Division of Water Resources water rights points of diversion, CC0 1.0 Universal.
- © OpenStreetMap contributors. OpenStreetMap data centers, ODbL 1.0.
- Oregon Water Resources Department water rights (points of diversion). Oregon Water Resources Department water rights (points of diversion), Public domain by statute.