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30 datasets

Northern Sacramento Valley Groundwater Elevation Change Maps

Published by: California Department of Water Resources
Last updated: Monday, April 6, 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...

Vegetation - Central Valley Flood Protection Planning Area Update - 2016 [ds2890]

Published by: California Department of Fish and Wildlife
Last updated: Monday, April 6, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The Department of Water Resources hired the GIC in early 2010 to complete a riparian vegetation map of the Central Valley Flood Protection Plan’s (CVF...

Tree Squirrel Hunt Zones [ds1343]

Published by: California Department of Fish and Wildlife
Last updated: Monday, April 6, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Mapped hunt boundary is an approximation of regulations using best available data as of September 2015. Hunters are responsible for knowing the exact ...

County Land Use Surveys

Published by: California Department of Water Resources
Last updated: Monday, April 6, 2026
File types: ZIP

This is collection of DWR County Land Use Surveys. You may scroll the list below to download any individual survey of interest. Historic County L...

i15 Parcels CVFPB

Published by: California Department of Water Resources
Last updated: Monday, April 6, 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...

Wetland Habitat Area Refuges - Central Valley Project Improvement Act [ds2636]

Published by: California Department of Fish and Wildlife
Last updated: Monday, April 6, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Data was compiled to provide a singular resource of the extent of the 19 CVPIA wetland habitat areas where refuge water supplies can be used....

ECO-PTM Workshop Presentations

Published by: California Department of Water Resources
Last updated: Monday, April 6, 2026
File types: PDF

DWR has been working with USGS to develop ECO-PTM, an individual based juvenile salmonid migration and survival model. The Delta hydrodynamic input f...

Refuge Delivery Points - Central Valley Project Improvement Act [ds2638]

Published by: California Department of Fish and Wildlife
Last updated: Monday, April 6, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Data was compiled to provide a singular visual representation of delivery points used to complete water deliveries to CVPIA wetland habitat area. The ...

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

Published by: California Department of Fish and Wildlife
Last updated: Monday, April 6, 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...

Continuous Groundwater Level Measurements

Published by: California Department of Water Resources
Last updated: Monday, April 6, 2026
File types: CSV

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