Data + Tools
CWC Drinking Water Tool
Shows what’s in your water and highlights potential drought impacts to your water supply.
CalEnviroScreen 4.0
Provides indicators of environmental health, including water quality
Human Right to Water Portal
Provides data on the enforcement status of community water systems, schools and daycares.
GAMA
Provides data on groundwater quality
California Drinking Water Systems Data
List of CA drinking water systems out of compliance
Groundwater Management and Safe Drinking Water in the San Joaquin Valley
How 26 groundwater sustainability plans (GSPs) may drastically impact drinking water for vulnerable communities.