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Search California Department of Water Resources datasets

423 datasets

National Hydrography Data - NHD and 3DHP

  • Published by: California Department of Water Resources
  • Last updated: Saturday, June 6, 2026
  • File types: WEBSITE, ARCGIS GEOSERVICES REST API, PDF, ZIP, CSV

The USGS National Hydrography Dataset (NHD) downloadable data collection from The National Map (TNM) is a comprehensive set of digital spatial data th...

Clifton Court Forebay Predation Study - Fish Sampling

  • Published by: California Department of Water Resources
  • Last updated: Saturday, June 6, 2026
  • File types: CSV

This dataset is part of the Clifton Court Forebay Predation Study, a multi-year effort led by the California Department of Water Resources to understa...

State Water Project Delivery Capability Report (DCR) 2025

  • Published by: California Department of Water Resources
  • Last updated: Saturday, June 6, 2026
  • File types: PDF, ZIP

State Water Project Delivery Capability Report (DCR) 2025...

Clifton Court Forebay Predation Study - Avian Behavior

  • Published by: California Department of Water Resources
  • Last updated: Saturday, June 6, 2026
  • File types: CSV

This dataset is part of the Clifton Court Forebay Predation Study, a multi-year effort led by the California Department of Water Resources to understa...

2011 and 2012 Georgiana Slough Non-Physical Barrier Performance Evaluation - GSNPB-12_Legacy_Reports v2

  • Published by: California Department of Water Resources
  • Last updated: Saturday, June 6, 2026
  • File types: PDF

DWR implemented a large-scale experimental testing program in 2011 and 2012 to assess the effectiveness of a non-physical barrier as a method for guid...

2014 Georgiana Slough Floating Fish Guidance Structure Performance Evaluation - GSNPB-14_Legacy_Reports v2

  • Published by: California Department of Water Resources
  • Last updated: Saturday, June 6, 2026
  • File types: PDF

In an effort to identify potential engineering approaches to reduce the percentage of salmonids that migrate from the Sacramento River into Georgiana ...

2011 and 2012 Georgiana Slough Non-Physical Barrier Performance Evaluation - GSNPB-11_Legacy_Reports v2

  • Published by: California Department of Water Resources
  • Last updated: Saturday, June 6, 2026
  • File types: PDF

DWR implemented the 2011 Georgiana Slough NonPhysical Barrier (GSNPB) Study to test the effectiveness of using a non-physical barrier, referred to as ...

DWR's Basin Characterization Program

  • Published by: California Department of Water Resources
  • Last updated: Saturday, June 6, 2026
  • File types: .ZIP, ZIP, FILE GEODATABASE, PDF

DWR has a long history of studying and characterizing California’s groundwater aquifers as a part of [California’s Groundwater (Bulletin 118)](https:/...

TRE ALTAMIRA InSAR Subsidence Data

  • Published by: California Department of Water Resources
  • Last updated: Saturday, June 6, 2026
  • File types: PDF, HTML, GEOTIFF, ZIP

This dataset represents measurements of vertical ground surface displacement in more than 200 of the high-use and populated groundwater basins across ...

State Water Project Routine Water Quality Monitoring

  • Published by: California Department of Water Resources
  • Last updated: Saturday, June 6, 2026
  • File types: CSV, LINK, PDF

The California State Water Project (SWP) is one of the nation’s largest water conveyance projects. Its geographic extent stretches from Sierra Nevada ...