Public water system · CA0710003
ActiveContra Costa Water District
Community water system in Contra Costa County, California, drawing primarily on surface water.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
198,000
Service connections
60,730
Primary source
SW
Surface water
System type
CWS
Community water system
System record
Violations & enforcement
| Began | Violation | Contaminant | Health-based | Status |
|---|---|---|---|---|
| 1999-02-01 | 41 | 0200 | Yes | Resolved |
| 1989-10-01 | 06 | — | No | Archived |
Contra Costa Water District: frequently asked questions
Is Contra Costa Water District's water safe to drink?
Contra Costa Water District is an active community water system regulated under the Safe Drinking Water Act, overseen by the CA state drinking water program. EPA SDWA violation and enforcement records for this system are being added to AquaCensus from EPA ECHO; consult EPA ECHO or your annual Consumer Confidence Report for its current compliance status.
Who runs Contra Costa Water District?
Contra Costa Water District (PWSID CA0710003) is a local government-owned community water system, regulated by the CA state drinking water program.
How many people does Contra Costa Water District serve?
Contra Costa Water District reports serving 198,000 people through 60,730 service connections in Contra Costa County, California.
Where does Contra Costa Water District get its water?
EPA SDWIS lists this system's primary water source as surface water.
Other water systems in Contra Costa County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| City of Antioch | Contra Costa | 115,074 | Community | Surface water |
| Brentwood | Contra Costa | 64,513 | Community | Purchased surface water |
| City of Pittsburg | Contra Costa | 62,500 | Community | Purchased surface water |
| Diablo Water District | Contra Costa | 43,357 | Community | Purchased surface water |
| City of Martinez | Contra Costa | 30,997 | Community | Purchased surface water |
| Golden State Water Company - Bay Point | Contra Costa | 23,731 | Community | Purchased surface water |