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410 datasets

Estimated Inundation Periods in the Yolo Bypass, 1998 – 2022

Published by: California Department of Water Resources
Last updated: Wednesday, December 3, 2025
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: Wednesday, December 3, 2025
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...

National Hydrography Dataset (NHD) Archive

Published by: California Department of Water Resources
Last updated: Wednesday, December 3, 2025
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...

i08 LandslideSymbology SacramentoValley

Published by: California Department of Water Resources
Last updated: Wednesday, December 3, 2025
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...

Continuous Groundwater Level Measurements

Published by: California Department of Water Resources
Last updated: Wednesday, December 3, 2025
File types: CSV

DWR continuous groundwater level measurements contains continuous time-series data from automated recorders at sites operated by the Department of Wa...

i13 EncroachmentPermits DWR

Published by: California Department of Water Resources
Last updated: Wednesday, December 3, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This dataset represents the relative position and extent of encroachment permits created by the Geomatics Branch to support real property management w...

Natural Communities Commonly Associated with Groundwater

Published by: California Department of Water Resources
Last updated: Wednesday, December 3, 2025
File types: GDB, SHP, PDF

The Natural Communities dataset is a compilation of 48 publicly available State and federal agency datasets that map vegetation, wetlands, springs, an...

CalSIP Stream Gages

Published by: California Department of Water Resources
Last updated: Wednesday, December 3, 2025
File types: ARCGIS GEOSERVICES REST API, CSV

### More information can be found at the CA DWR California Stream Improvement Program webpage at https://water.ca.gov/Work-With-Us/Technical-Assistanc...

Stormwater Projects

Published by: California Department of Water Resources
Last updated: Wednesday, December 3, 2025
File types: CSV

The dataset contains storm water projects planned in the future throughout California that involve groundwater recharge and direct use. It was used to...

Modeling and Analysis Web Page General Contents

Published by: California Department of Water Resources
Last updated: Wednesday, December 3, 2025
File types: PDF

Modeling and Analysis Web Page General Contents...