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194 datasets

Urban Water Data - Drought Planning and Management

Published by: California Department of Water Resources
Last updated: Tuesday, April 7, 2026
File types: CSV, PDF

This data package aims to pilot an approach for providing usable data for analyses related to drought planning and management for urban water supplier...

Interagency Ecological Program: Discrete water quality and phytoplankton data from the Sacramento River floodplain and Yolo Bypass tidal slough, collected by the Yolo Bypass Fish Monitoring Program, 1998 - 2022

Published by: California Department of Water Resources
Last updated: Tuesday, April 7, 2026
File types: DATA

The Yolo Bypass Fish Monitoring Program (YBFMP) operates a rotary screw trap and fyke trap and conducts biweekly beach seine and lower trophic surveys...

Volumetric Annual Report of Wastewater and Recycled Water

Published by: California State Water Resources Control Board
Last updated: Thursday, September 11, 2025
File types: PDF, CSV

The Water Quality Control Policy for Recycled Water (Recycled Water Policy) requires wastewater and recycled water dischargers (including dischargers ...

Water Plan Water Balance Data

Published by: California Department of Water Resources
Last updated: Tuesday, April 7, 2026
File types: PDF, .ZIP, ZIP

Department of Water Resources California Water Plan program computes applied, net, and depletion water balances for California. Water balances are sim...

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

Published by: California Department of Water Resources
Last updated: Tuesday, April 7, 2026
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...

Surface Water - Habitat Results

Published by: California State Water Resources Control Board
Last updated: Wednesday, March 4, 2026
File types: PDF, ZIP, CSV

This data provides results from field analyses, from the [California Environmental Data Exchange Network](https://ceden.org/) (CEDEN). The data set co...

Surface Water - Toxicity Results

Published by: California State Water Resources Control Board
Last updated: Tuesday, March 24, 2026
File types: PDF, CSV, ZIP

Surface water toxicity data from the [California Environmental Data Exchange Network](https://ceden.org/) (CEDEN). CEDEN is the California State Water...

SSWP Pyramid Reach BMIs

Published by: California Department of Water Resources
Last updated: Tuesday, April 7, 2026
File types: ZIP

The SSWP Pyramid Reach BMIs Study is one of many relicensing documents for the South SWP (SSWP) Hydropower Project Number 2426. The California Departm...

Surface Water - Sampling Location Information

Published by: California State Water Resources Control Board
Last updated: Wednesday, March 4, 2026
File types: PDF, CSV

Information about sampling locations for data from the [California Environmental Data Exchange Network](https://ceden.org/) (CEDEN). This set of stati...

Drinking Water - Results of Lead Sampling of Drinking Water in California Schools

Published by: California State Water Resources Control Board
Last updated: Monday, September 30, 2024
File types: CSV

The Division of Drinking Water (DDW), in collaboration with the California Department of Education, has taken the initiative to begin testing for lead...