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295 datasets

WEAP Future Scenarios Model for Water Plan Update 2023

Published by: California Department of Water Resources
Last updated: Monday, June 30, 2025
File types: ZIP, PDF, CSV

California Water Code Section 10004.6 requires the California Department of Water Resources (DWR) to quantify current and future water conditions in t...

Drinking Water - Open Environmental Data Project - March 23, 2023 Workshop

Published by: California State Water Resources Control Board
Last updated: Monday, February 3, 2025
File types: PDF, HTML, CSV, SHP, ZIP, PPTX

The following datasets related to regulated drinking water system facilities in California have been developed and are available for the purpose of th...

Human Right to Water Data Tool (CalHRTW 1.0)

Published by: California Office of Environmental Health Hazard Assessment
Last updated: Sunday, June 29, 2025
File types: HTML, ARCGIS GEOSERVICES REST API

OEHHA’s Human Right to Water Framework and Data Tool (CalHRTW 1.0) is comprised of this web-based data tool and an assessment report, Achieving the ...

California Water Rights Points of Diversion LIST (Detail Summary List)

Published by: California State Water Resources Control Board
Last updated: Monday, February 5, 2024
File types: CSV, XCL

This list includes detail information about every Point of Diversion water rights record in the State Water Resources Control Board's "Electronic Wate...

Stormwater - Regulatory (including Enforcement Actions) Information and Water Quality Results

Published by: California State Water Resources Control Board
Last updated: Monday, June 30, 2025
File types: CSV

This dataset looks at all aspects of storm water management in California as managed and regulated by the State Water Resources Control Board, from th...

Water Quality - Effluent - Electronic Self-Monitoring Report (eSMR) Data

Published by: California State Water Resources Control Board
Last updated: Tuesday, June 3, 2025
File types: ZIP, CSV

Wastewater discharges are regulated by the Water Board. Those regulated are generally required to submit Self-Monitoring Reports to the State or Regio...

Lake Oroville Water Quality Assessment for the 2018 Camp Fire

Published by: California Department of Water Resources
Last updated: Monday, June 30, 2025
File types: PDF, CSV

In November 2018, the Camp Fire started near the town of Pulga, California north of Lake Oroville. The fire burned much of the Feather River’s North F...

Gridded Weather Generator Perturbations of Historical Detrended and Stochastically Generated Temperature and Precipitation for the State of CA and HUC8s

Published by: California Department of Water Resources
Last updated: Monday, June 30, 2025
File types: TXT, JPEG, XLSX, CSV, NETCDF

The Weather Generator Gridded Data consists of two products: [1] statistically perturbed gridded 100-year historic daily weather data including pre...

Drought and Water Shortage Risk: Small Suppliers and Rural Communities (Version 2021)

Published by: California Department of Water Resources
Last updated: Monday, June 30, 2025
File types: XLSX, XLS

Per California Water Code Section 10609.80 (a), DWR has released an update to the indicators analyzed for the rural communities water shortage vulnera...

Water quality, fish, phytoplankton, clams and zooplankton monitoring to support the Summer-Fall Suisun Marsh Salinity Control Gates Action

Published by: California Department of Water Resources
Last updated: Monday, June 30, 2025
File types:

The Suisun Marsh Salinity Control Gates (SMSCG) have the potential to increase low-salinity-zone habitat for endangered Delta Smelt (Hypomesus transpa...