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207 datasets

i17 Levee Centerlines SuisunMarsh

Published by: California Department of Water Resources
Last updated: Monday, April 20, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Center lines of the Suisun Marsh levee systems. This dataset is a combination of different Suisun Marsh levee datasets that were edited to be accurate...

Ecological Particle Tracking Model (ECO-PTM)

Published by: California Department of Water Resources
Last updated: Tuesday, April 21, 2026
File types: WEBSITE, ZIP, HTML

Ecological Particle Tracking Model (ECO-PTM) is an individual-based juvenile salmonid migration and survival model....

Estimated Inundation Periods in the Yolo Bypass, 1998 – 2022

Published by: California Department of Water Resources
Last updated: Tuesday, April 21, 2026
File types:

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

CIMIS Weather Station & Spatial CIMIS Data - Web API

Published by: California Department of Water Resources
Last updated: Tuesday, April 21, 2026
File types: JSON

CIMIS data is available to the public free of charge via a web Application Programming Interface (API). The CIMIS Web API delivers data over the REST...

California's Groundwater Basin Boundary Descriptions

Published by: California Department of Water Resources
Last updated: Monday, April 20, 2026
File types:

In conjunction with the release of [California’s Groundwater Update 2020](https://data.cnra.ca.gov/dataset/caglw_update2020), DWR has compiled a compr...

i07 Habitat Restoration Polygons

Published by: California Department of Water Resources
Last updated: Monday, April 20, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Approximate locations for habitat projects located within the Sacramento-San Joaquin Delta. This project list builds on earlier efforts, including tho...

i03 SuisunMarshBoundary

Published by: California Department of Water Resources
Last updated: Tuesday, April 21, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This feature class was digitized from the map, A.B. 1717, by Jeff Galef on August 22, 2012. The features were labeled as being in the Primary or Secon...

Natural Communities Commonly Associated with Groundwater

Published by: California Department of Water Resources
Last updated: Tuesday, April 21, 2026
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...

California Groundwater Elevation Monitoring (CASGEM) Program

Published by: California Department of Water Resources
Last updated: Tuesday, April 21, 2026
File types: PDF

Since 2009, the [California Statewide Groundwater Elevation Monitoring (CASGEM) Program](https://water.ca.gov/programs/groundwater-management/groundwa...

Refuge Conveyance Waterways - Central Valley Project Improvement Act [ds2635]

Published by: California Department of Fish and Wildlife
Last updated: Tuesday, April 21, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Data was compiled to provide a singular visual representation of conveyance waterways and features available to deliver water to CVPIA wetland habitat...