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435 datasets

DETAW v2.0

Published by: California Department of Water Resources
Last updated: Friday, July 31, 2026
File types: ZIP, PDF

Delta Evapotranspiration of Applied Water (DETAW v2.0) estimates the daily actual evapotranspiration(ET) and root zone water balance on 168 sub-areas ...

i04 CIMIS Weather Stations

Published by: California Department of Water Resources
Last updated: Friday, July 31, 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...

Cal-SIMETAW Unit Values

Published by: California Department of Water Resources
Last updated: Friday, July 31, 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...

Watershed Boundary Dataset (WBD)

Published by: California Department of Water Resources
Last updated: Friday, July 31, 2026
File types: FILE GEODATABASE OR SHAPEFILE, ARCGIS GEOSERVICES REST API, WEBSITE, PDF

The Watershed Boundary Dataset (WBD) from USGS' The National Map (TNM) defines the perimeter of drainage areas formed by the terrain and other landsca...

CalSim 3 Studies used in DCR 2023

Published by: California Department of Water Resources
Last updated: Friday, July 31, 2026
File types: ZIP

The CalSim 3 Studies used in the 2023 DCR...

CalSim Earlier Version ANNs 32 bit

Published by: California Department of Water Resources
Last updated: Friday, July 31, 2026
File types: APPLICATION/X-MSDOS-PROGRAM

BDCP ANNs 32 bit...

2020 Clifton Court Forebay Predatory Fish Relocation Study

Published by: California Department of Water Resources
Last updated: Friday, July 31, 2026
File types: PDF

The Clifton Court Forebay (CCF) Predatory Fish Relocation Study (PFRS) was implemented in response to the National Marine Fisheries Service (NMFS) let...

Dry Well Reporting System Data

Published by: California Department of Water Resources
Last updated: Friday, July 31, 2026
File types: CSV

In California, water systems serving one (1) to 15 households are regulated at the county level. Counties vary in their practices, but rarely do count...

2019 Clifton Court Forebay Predatory Fish Relocation Study

Published by: California Department of Water Resources
Last updated: Friday, July 31, 2026
File types: PDF

The Clifton Court Forebay (CCF) Predatory Fish Relocation Study (PFRS) was implemented in response to the National Marine Fisheries Service (NMFS) let...

DWR Community Groundwater Level Monitoring Program

Published by: California Department of Water Resources
Last updated: Friday, July 31, 2026
File types: PDF

The Community Groundwater Level Monitoring Program is a voluntary, locally driven effort designed to strengthen drought resilience and fill critical g...