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499 datasets

Microplastic and Microparticle Data from Surface Water: San Francisco Bay and Adjacent Sanctuaries

  • Published by: California Ocean Protection Council
  • Last updated: Friday, April 24, 2026
  • File types: XLSX, PDF

The San Francisco Estuary Institute and 5 Gyres completed a comprehensive regional study of microplastic pollution of a major urban estuary and adjace...

DSM2 v8.2.0

  • Published by: California Department of Water Resources
  • Last updated: Saturday, April 25, 2026
  • File types: ZIP, WEBSITE

DSM2 V8.2.0 employs the daily DCD channel depletions instead of the monthly values produced by DICU as in the previous release....

Airborne electromagnetic (AEM) Pilot Studies

  • Published by: California Department of Water Resources
  • Last updated: Saturday, April 25, 2026
  • File types: PDF, ZIP

Airborne electromagnetic (AEM) geophysical data were collected in California as a part of AEM pilot studies. The purpose of the AEM pilot studies was ...

Department of Water Resources_COVID-19 Data

  • Published by: California Department of Water Resources
  • Last updated: Sunday, April 26, 2026
  • File types: XLSX, CSV

Data regarding the impacts of COVID-19 at the Department of Water Resources. Data includes information on the number employees who have tested positiv...

DMUG December 7, 2021

  • Published by: California Department of Water Resources
  • Last updated: Saturday, April 25, 2026
  • File types: DOCX, MP4

presentations...

California's Groundwater Update 2020 (Bulletin 118)

  • Published by: California Department of Water Resources
  • Last updated: Sunday, April 26, 2026
  • File types: PDF, XLSX, XLS, ZIP, SHP

California's Groundwater Update 2020 (CalGW) is California's foremost technical publication on groundwater in the state of California. CalGW, formally...

Wild and Scenic Rivers, California State Designations Only, 2020

  • Published by: California Department of Water Resources
  • Last updated: Saturday, April 25, 2026
  • File types: ZIP, PDF

California Public Resources Code, Chapter 1.4. California Wild and Scenic Rivers Act, Section 5093.50. It is the policy of the State of California tha...

DSM2 2022.01 Historical Update

  • Published by: California Department of Water Resources
  • Last updated: Saturday, April 25, 2026
  • File types: ZIP

DSM2 historical data updated through December 31, 2021...

DWR Urban Water Use Objective Analyzer Tool

  • Published by: California Department of Water Resources
  • Last updated: Saturday, April 25, 2026
  • File types: XLSX

With the enactment of Senate Bill 606 (Hertzberg) and Assembly Bill 1668 (Friedman) in 2018, California established a new framework for long term urba...

Region Land Use Surveys

  • Published by: California Department of Water Resources
  • Last updated: Saturday, April 25, 2026
  • File types: ZIP, SHP

This is collection of DWR Region Land Use Surveys. These include several county land use surveys, In addition, you may scroll the list below to down...