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48 datasets

i08 GroundwaterElevationSeasonal Points

Published by: California Department of Water Resources
Last updated: Thursday, April 2, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This dataset depicts groundwater level (expressed as elevation) at selected monitoring locations (wells), by season and year. Other information on the...

i08 GroundwaterDepthSeasonal Points

Published by: California Department of Water Resources
Last updated: Thursday, April 2, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This dataset depicts groundwater level (expressed as depth below ground surface) at selected monitoring locations (wells), by season and year. Other i...

i08 GroundwaterElevationSeasonal Countours

Published by: California Department of Water Resources
Last updated: Thursday, April 2, 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...

i08 GroundwaterDepthSeasonal Contours

Published by: California Department of Water Resources
Last updated: Thursday, April 2, 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...

California Water Plan - Groundwater Update 2013

Published by: California Department of Water Resources
Last updated: Thursday, April 2, 2026
File types: PDF

California's Groundwater Update 2013: A Compilation of Enhanced Content for California Water Plan Update 2013 compiles and analyzes readily-available ...

Northern Sacramento Valley Groundwater Elevation Change Maps

Published by: California Department of Water Resources
Last updated: Thursday, April 2, 2026
File types: ZIP

Groundwater Elevation Change Maps summarize the change in groundwater level measurements over time, collected from wells in the northern Sacramento Va...

California's Groundwater Semi-Annual Conditions Updates

Published by: California Department of Water Resources
Last updated: Thursday, April 2, 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...

i08 GroundwaterStations EnterpriseWaterManagement

Published by: California Department of Water Resources
Last updated: Thursday, April 2, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This is a point feature class of all groundwater elevation monitoring stations (wells) maintained in the California Department of Water Resources’ (he...

Sustainable Groundwater Management Act (SGMA) Basin Prioritization

Published by: California Department of Water Resources
Last updated: Thursday, April 2, 2026
File types: XLSX, PDF, CSV, ZIP

The following data and resources were used for the SGMA Basin Prioritization of California’s 515 groundwater basins and subbasins. The Department of W...

Collection of Groundwater Applications and Tools

Published by: California Department of Water Resources
Last updated: Thursday, April 2, 2026
File types:

This dataset includes links and descriptions to a collection of groundwater applications and tools that have been developed by the Department of Water...