Water Systemsi
EPA SDWISWater Systems
25
Population Served
202,376
| Name▲▼ | Type▲▼ | Status▲▼ | Population Served▼ |
|---|---|---|---|
| CONTRA COSTA WATER DISTRICT | Community | Active | 198,000 |
| NAVAL WEAPONS STATION | Community | Inactive | 1,800 |
| RIVER RANCH MOBILE HOME PARK | Community | Active | 305 |
| MAPACHE TRAILER PARK | Community | Active | 275 |
| FIREBAUGH TRAVEL PLAZA (SW) | Transient Non-Community | Active | 250 |
| LOS VAQUEROS MARINA BLDG | Transient Non-Community | Active | 180 |
| CAMP CAZADERO | Transient Non-Community | Inactive | 166 |
| CONCORD SPORTSMEN S CLUB | Transient Non-Community | Inactive | 150 |
| BLACK BUTTE MOBILE H.P. | Community | N | 148 |
| WILLOW PASS MOBILE HOME *CL 1/07-INACTIV | Community | Inactive | 140 |
| LOCKEFORD MOBILE HOME PARK WTR SYS | Community | Active | 123 |
| MIDWAY STARS 76 GAS STATION & FOOD MART | Transient Non-Community | Active | 111 |
| PG&E - PSEA CAMP PIT | Transient Non-Community | Active | 108 |
| PSEA CAMP - DESABLA | Transient Non-Community | Active | 100 |
| DUNROVIN MOBILE HOME VILLAGE | Community | Active | 99 |
| NORTH SIDE MOBILE HOME RANCH | Community | Active | 74 |
| CAMP CONCORD | Transient Non-Community | Active | 69 |
| WILLOW PASS BUSSINESS PARK WATER SYSTEM | Non-Transient Non-Community | Active | 60 |
| PSEA CAMP ALMANOR | Transient Non-Community | Active | 60 |
| PG&E - PSEA CAMP BRITTON | Transient Non-Community | Active | 52 |
| PG&E - PSEA CAMP SHASTA | Transient Non-Community | Active | 45 |
| KNOTT S AUTO COURT | Transient Non-Community | Inactive | 35 |
| LOS VAQUEROS INTERPRETIVE CENTER | Transient Non-Community | Active | 25 |
| RANDALL-BOLD WATER TREATMENT PLANT | Community | Active | 1 |
| CCWD/BRENTWOOD WTP | Community | Active | — |
Census data from ACS 5-Year Estimates (2024)