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698 datasets

CalSIP Stream Gages

Published by: California Department of Water Resources
Last updated: Saturday, July 4, 2026
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...

i12 Canals and Aqueducts local

Published by: California Department of Water Resources
Last updated: Saturday, July 4, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Dataset represents centerlines of major water project canals that are managed by local area government agencies or entities. This dataset does not con...

Cal-SIMETAW Unit Values

Published by: California Department of Water Resources
Last updated: Saturday, July 4, 2026
File types: CSV, ZIP, PDF

_Cal-SIMETAW Unit Values_ dataset contains cumulative monthly unit values (per acre) of crop evapotranspiration (ETc), applied water (AW), and six oth...

i03 Proposition1 Funding Areas

Published by: California Department of Water Resources
Last updated: Saturday, July 4, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This data depicts California Proposition 1 Funding Area boundaries as defined by Water Code §79744, which states, "(a) Of the funds authorized by...

i13 EncroachmentPermits DWR

Published by: California Department of Water Resources
Last updated: Saturday, July 4, 2026
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...

i15 SWP Monuments

Published by: California Department of Water Resources
Last updated: Saturday, July 4, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This dataset is a compilation of survey monuments as points used by the State of California, Department of Water Resources. The associated data is con...

i19 Stormwater Resource Plans Polys

Published by: California Department of Water Resources
Last updated: Saturday, July 4, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The feature dataset contains data representing storm water projects planned in the future throughout regions in California that involve groundwater re...

Sustainable Groundwater Management Act (SGMA) Basin Prioritization

Published by: California Department of Water Resources
Last updated: Saturday, July 4, 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...

i12 Delta Hydrology

Published by: California Department of Water Resources
Last updated: Saturday, July 4, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This point dataset represents the location of gaging stations in the Sacramento-San Joaquin Delta and Suisun Marsh that have historic and statistical ...

i04 CIMIS Weather Stations

Published by: California Department of Water Resources
Last updated: Saturday, July 4, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The California Irrigation Management Information System (CIMIS) currently manages over 145 active weather stations throughout the state. Archived data...