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27 datasets
Groundwater Trading
- Published by: California Department of Water Resources
- Last updated: Friday, July 17, 2026
- File types: PDF
The Water Resiliency Portfolio (2020) tasked the four State agencies to “create flexibility for GSAs to trade water within basins by enabling and ince...
California's Groundwater Semi-Annual Conditions Updates
- Published by: California Department of Water Resources
- Last updated: Friday, July 17, 2026
- File types: PDF
Semi-annual Conditions Updates are more frequent supplements to the comprehensive 5-year CalGW Updates, and also provide additional perspective on the...
California's Groundwater Update 2025 (Bulletin 118)
- Published by: California Department of Water Resources
- Last updated: Friday, July 17, 2026
- File types: PDF, XLS, URL, .ZIP
California's Groundwater: Bulletin 118 Updates (CalGW Updates) are a continuing series of California's primary technical publications on groundwater r...
California Groundwater Elevation Monitoring (CASGEM) Program
- Published by: California Department of Water Resources
- Last updated: Friday, July 17, 2026
- File types: PDF
Since 2009, the [California Statewide Groundwater Elevation Monitoring (CASGEM) Program](https://water.ca.gov/programs/groundwater-management/groundwa...
i08 GroundwaterLevelChange Contours
- Published by: California Department of Water Resources
- Last updated: Friday, July 17, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
This dataset depicts contours of estimated change in groundwater piezometric surfaces in the unconfined or uppermost semi-confined aquifers, between t...
DWR Community Groundwater Level Monitoring Program
- Published by: California Department of Water Resources
- Last updated: Friday, July 17, 2026
- File types: PDF
The Community Groundwater Level Monitoring Program is a voluntary, locally driven effort designed to strengthen drought resilience and fill critical g...
California Central Valley Groundwater-Surface Water Simulation Model – Fine Grid (C2VSimFG)
- Published by: California Department of Water Resources
- Last updated: Friday, July 17, 2026
- File types: PDF, ZIP
## C2VSimFG Version 1.5 (Released on June 6, 2025) Version 1.5 of the California Central Valley Groundwater-Surface Water Simulation Model – Fine G...
GEARS Reporting Data
- Published by: California State Water Resources Control Board
- Last updated: Wednesday, July 15, 2026
- File types: CSV
This dataset consists of all groundwater extractions and well information that has been reported by well owners in GEARS. All information is self-repo...
C2VSimCG Version 2025 - Draft
- Published by: California Department of Water Resources
- Last updated: Friday, July 17, 2026
- File types: ZIP
Draft Coarse Grid California Central Valley Groundwater-Surface Water Simulation Model (released January 1, 2026). C2VSimCG v2025 is a computer progra...
i08 C2VSimFG Nodes
- Published by: California Department of Water Resources
- Last updated: Friday, July 17, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
There is a total of 30,179 groundwater nodes within the C2VSimFG model domain. The model extent conforms to Bulletin 118 boundaries updated in 2003. T...