ExperimentalWe used data and feedback to make a user-friendly site. We’d love your feedback.
Back to data.ca.gov.

Search Water datasets

623 datasets

Drinking Water - SAFER Dashboard Failing and At-Risk Drinking Water Systems

  • Published by: California State Water Resources Control Board
  • Last updated: Saturday, April 19, 2025
  • File types: PDF, EXCEL (XLSX), CSV

The Division of Drinking Water (DDW) identifies Failing and At-Risk community water systems and K-12 non-transient, non-community schools. This inform...

Bay-Delta SCHISM Coastal ROMS Dataset for Ocean Boundary Nudging

  • Published by: California Department of Water Resources
  • Last updated: Saturday, April 19, 2025
  • File types:

The Bay-Delta SCHISM model connects to coastal models on its ocean boundary for salinity and temperature, using Newtonian relaxation or "nudging". The...

DWR Continuous Data Download Links

  • Published by: California Department of Water Resources
  • Last updated: Saturday, April 19, 2025
  • 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...

Bay-Delta SCHISM Atmospheric Collection v1.0

  • Published by: California Department of Water Resources
  • Last updated: Saturday, April 19, 2025
  • File types: GZIP, CSV

This dataset is SUPERCEDED. This dataset collects together collated and interpolated data required to run schism and are formatted for use in the m...

South Delta Monitoring Special Studies (MSS) Modeling Inputs and Selected Outputs

  • Published by: California Department of Water Resources
  • Last updated: Saturday, April 19, 2025
  • File types: ZIP

This dataset includes model inputs and outputs for the Delta Simulation Model 2 and Bay-Delta SCHISM....

Groundwater Sustainability Plan Annual Report Data

  • Published by: California Department of Water Resources
  • Last updated: Saturday, April 19, 2025
  • File types: CSV

The Groundwater Sustainability Plan (GSP) Annual Report (AR) datasets contain the following data submitted by Groundwater Sustainability Agencies (GSA...

Periodic Groundwater Level Measurements

  • Published by: California Department of Water Resources
  • Last updated: Saturday, April 19, 2025
  • File types: CSV, ZIP, TXT

The DWR Periodic Groundwater Levels dataset contains seasonal and long-term groundwater level measurements collected by the Department of Water Resour...

i08 GroundwaterStations EnterpriseWaterManagement

  • Published by: California Department of Water Resources
  • Last updated: Saturday, April 19, 2025
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This is a point feature class of all groundwater elevation monitoring stations (wells) maintained in the California Department of Water Resources’ (he...

GSP Monitoring Data

  • Published by: California Department of Water Resources
  • Last updated: Saturday, April 19, 2025
  • File types: CSV

The Groundwater Sustainability Plan (GSP) Monitoring dataset contains the monitoring sites and associated groundwater level, subsidence or streamflow ...

Dry Well Reporting System Data

  • Published by: California Department of Water Resources
  • Last updated: Saturday, April 19, 2025
  • 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...