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435 datasets

National Hydrography Dataset (NHD) Archive

Published by: California Department of Water Resources
Last updated: Wednesday, July 22, 2026
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...

DSM2 Historical Update 2017

Published by: California Department of Water Resources
Last updated: Wednesday, July 22, 2026
File types: ZIP

These are files for DSM2 hydro and qual simulation input updated to end of 2017....

County SB 552 Status Dashboard Data and Drought Resilience Plans

Published by: California Department of Water Resources
Last updated: Thursday, July 23, 2026
File types: CSV

This dataset supports the County SB 552 Progress Dashboard, which is published on DWR’s [County Drought Resilience Planning webpage](https://water.ca....

Natural Communities Commonly Associated with Groundwater

Published by: California Department of Water Resources
Last updated: Wednesday, July 22, 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...

Juvenile Salmonid Collection System (JSCS) Pilot Project Fish and Environmental Data – McCloud River and Shasta Reservoir (2022–2025)

Published by: California Department of Water Resources
Last updated: Thursday, July 23, 2026
File types: CSV, PDF

The California Department of Water Resources (DWR) conducted the Juvenile Salmonid Collection System (JSCS) Pilot Project from 2022 — 2025 to test new...

2016 Clifton Court Forebay Predator Reduction Electrofishing Study

Published by: California Department of Water Resources
Last updated: Wednesday, July 22, 2026
File types: PDF

The Clifton Court Forebay (CCF) Predator Reduction Electrofishing Study (Study) was implemented in response to the National Marine Fisheries Service (...

Modeling and Analysis Web Page General Contents

Published by: California Department of Water Resources
Last updated: Wednesday, July 22, 2026
File types: PDF

Modeling and Analysis Web Page General Contents...

Stormwater Projects

Published by: California Department of Water Resources
Last updated: Thursday, July 23, 2026
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...

i15 SWP Monuments

Published by: California Department of Water Resources
Last updated: Wednesday, July 22, 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...

C2VSimCG Version 2025 - Draft

Published by: California Department of Water Resources
Last updated: Wednesday, July 22, 2026
File types: ZIP

Draft Coarse Grid California Central Valley Groundwater-Surface Water Simulation Model (released January 1, 2026). C2VSimCG v2025 is a computer progra...