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421 datasets

i03 Groundwater Sustainability Plan Areas

Published by: California Department of Water Resources
Last updated: Friday, March 27, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The passage of the Sustainable Groundwater Management Act (SGMA) in 2014 set forth a statewide framework to help protect groundwater resources over th...

i08 GroundwaterLevelChangeSeasonal Contours

Published by: California Department of Water Resources
Last updated: Friday, March 27, 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...

i03 Groundwater Sustainability Agencies

Published by: California Department of Water Resources
Last updated: Friday, March 27, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The passage of the Sustainable Groundwater Management Act (SGMA) in 2014 set forth a statewide framework to help protect groundwater resources over th...

i08 ChicoMonoclineLineaments SacramentoValley

Published by: California Department of Water Resources
Last updated: Friday, March 27, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This data set is a series of polylines denoting lineaments associated with the Chico Monocline as mapped in USGS Publication MF-1790, "Geologic M...

i15 Parcels SWP

Published by: California Department of Water Resources
Last updated: Friday, March 27, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This dataset is a compilation of ownership rights represented as parcels owned by the State of California, Department of Water Resources. The associat...

i17 LeveeCenterlineClass 2012

Published by: California Department of Water Resources
Last updated: Friday, March 27, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This line feature class represents levee centerlines for 93 Levee Maintenance Agencies/Reclamation Districts in the Sacramento-San Joaquin Delta. The ...

Estimated Inundation Periods in the Yolo Bypass, 1998 – 2022

Published by: California Department of Water Resources
Last updated: Friday, March 27, 2026
File types:

Largely supported by the Interagency Ecological Program (IEP), California Department of Water Resources (DWR) has operated a fish monitoring program i...

i15 Parcels CVFPB

Published by: California Department of Water Resources
Last updated: Friday, March 27, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This dataset is a compilation of ownership rights represented as parcels owned by the Sacramento & San Joaquin Drainage District of the State of C...

i08 LandslideSymbology SacramentoValley

Published by: California Department of Water Resources
Last updated: Friday, March 27, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This data set is a series of polylines denoting the symbology for landslides; generally showing direction of movement downhill. These features were ad...

National Hydrography Dataset (NHD) Archive

Published by: California Department of Water Resources
Last updated: Friday, March 27, 2026
File types: ZIP, TXT, FILE GEODATABASE

This page is meant to act as an archival repository for previous versions of the statewide National Hydrography Dataset (NHD) which includes the Water...