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844 datasets

Drinking Water - Public Water System Annually Reported Number of Service Connections Metered and Unmetered by Service Connection Type

Published by: California State Water Resources Control Board
Last updated: Thursday, May 8, 2025
File types: PDF, CSV, ZIP

This dataset includes the number of service connections, categorized by type and metering status, as submitted by public water systems via the electro...

Vegetation - Delta Vegetation and Land Use Update - 2016 [ds2855]

Published by: California Department of Fish and Wildlife
Last updated: Monday, April 6, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The Sacramento-San Joaquin Delta Reform Act of 2009 established the Delta Stewardship Council (DSC) to achieve more effective governance while providi...

SGMA - Depletions of Interconnected Surface Water

Published by: California Department of Water Resources
Last updated: Monday, April 6, 2026
File types: PDF

The Depletions of Interconnected Surface Water (ISW) dataset has been established to provide technical resources in support of Groundwater Sustainabil...

Region Land Use Surveys

Published by: California Department of Water Resources
Last updated: Monday, April 6, 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...

County Land Use Surveys

Published by: California Department of Water Resources
Last updated: Monday, April 6, 2026
File types: ZIP

This is collection of DWR County Land Use Surveys. You may scroll the list below to download any individual survey of interest. Historic County L...

Beach Advisories (Postings and Closures) and Beach Water Quality Monitoring

Published by: California State Water Resources Control Board
Last updated: Tuesday, March 17, 2026
File types: PDF, CSV, ZIP

One of California's biggest industries is tourism, and beaches are a significant tourist attraction as well as being an integral part of California’s ...

State Buildings Sustainability Metrics

Published by: California Environmental Protection Agency
Last updated: Wednesday, October 23, 2019
File types: CSV, XLSX

This data set lists sustainability metric data for state-owned buildings. These data are used to track state departments’ progress toward the goals m...

DWR Continuous Data Download Links

Published by: California Department of Water Resources
Last updated: Monday, April 6, 2026
File types: CSV

Stations and a table of download links for time-series data, from DWR's continuous environmental monitoring database. For more information, see DWR's...

Delta 2016 Land Use Data

Published by: California Department of Water Resources
Last updated: Monday, April 6, 2026
File types: ZIP

Delta 2016 Land Use Data that is used for DETAW-DCD....

Ground Water - Water Quality Results

Published by: California State Water Resources Control Board
Last updated: Thursday, April 2, 2026
File types: EXCEL (XLSX), CSV

Groundwater quality data and related groundwater well information available on the page was queried from the GAMA Groundwater information system (**[G...