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46 datasets

California Groundwater Recharge Information

Published by: California Department of Water Resources
Last updated: Thursday, November 6, 2025
File types: HTML, PDF

The following information is to support groundwater recharge efforts coordinated by the California Department of Water Resources, State Water Resource...

Urban Water Use Objectives – Relevant Data

Published by: California State Water Resources Control Board
Last updated: Tuesday, November 4, 2025
File types: CSV

The Making Conservation a California Way of Life regulation requires urban retail water suppliers (URWS) to annually calculate their Urban Water Use O...

Surface Water - Freshwater Harmful Algal Blooms

Published by: California State Water Resources Control Board
Last updated: Friday, November 7, 2025
File types: PDF, CSV

Freshwater harmful algal bloom (HAB) data from the Freshwater Harmful Algal Bloom (FHAB) data system. The FHAB data system is the California State Wat...

California's Groundwater Update 2020 (Bulletin 118)

Published by: California Department of Water Resources
Last updated: Thursday, November 6, 2025
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...

CalEnviroScreen 3.0 Results

Published by: California Office of Environmental Health Hazard Assessment
Last updated: Wednesday, October 23, 2019
File types: PDF, CSV, SHP

CalEnviroScreen is a mapping tool that helps identify California communities that are most affected by many sources of pollution, and where people are...

CalEnviroScreen 2.0

Published by: California Office of Environmental Health Hazard Assessment
Last updated: Wednesday, October 23, 2019
File types: CSV, XLSX, PDF

The Office of Environmental Health Hazard Assessment (OEHHA), on behalf of the California Environmental Protection Agency (CalEPA), developed Californ...