Public water system · CA3600071
ActiveChamisal Mwc
Community water system in San Bernardino County, California, drawing primarily on groundwater.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
84
Service connections
29
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
Violations & enforcement
| Began | Violation | Contaminant | Health-based | Status |
|---|---|---|---|---|
| 2025-07-01 | 71 | 7000 | No | Addressed |
| 2024-10-17 | 2E | 5200 | Yes | Unaddressed |
| 2024-10-17 | 4G | 5200 | No | Unaddressed |
| 2023-07-01 | 71 | 7000 | No | Resolved |
| 2023-01-01 | 03 | 1040 | No | Resolved |
| 2023-01-01 | 3A | 8000 | No | Resolved |
| 2022-12-01 | 3A | 8000 | No | Resolved |
| 2022-11-01 | 3A | 8000 | No | Resolved |
| 2022-10-01 | 3A | 8000 | No | Resolved |
| 2022-09-01 | 3A | 8000 | No | Resolved |
| 2022-07-01 | 71 | 7000 | No | Resolved |
| 2022-01-01 | 03 | 1040 | No | Resolved |
Chamisal Mwc: frequently asked questions
Is Chamisal Mwc's water safe to drink?
Chamisal Mwc 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 Chamisal Mwc?
Chamisal Mwc (PWSID CA3600071) is a private-owned community water system, regulated by the CA state drinking water program.
How many people does Chamisal Mwc serve?
Chamisal Mwc reports serving 84 people through 29 service connections in San Bernardino County, California.
Where does Chamisal Mwc get its water?
EPA SDWIS lists this system's primary water source as groundwater.
Other water systems in San Bernardino County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| San Gabriel Valley Wc - Fontana | San Bernardino | 237,700 | Community | Surface water |
| San Bernardino City | San Bernardino | 214,665 | Community | Groundwater |
| Cucamonga Valley Water District | San Bernardino | 211,069 | Community | Surface water |
| Ontario Municipal Utilities Company | San Bernardino | 185,010 | Community | Purchased surface water |
| Victorville Water District | San Bernardino | 135,983 | Community | Purchased surface water |
| San Bernardino Valley Wd | San Bernardino | 109,608 | Community | Groundwater |