Public water system · CA4900561
ActiveWillowside Mutual Water Company
Community water system in Sonoma County, California, drawing primarily on groundwater.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
448
Service connections
160
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
Violations & enforcement
| Began | Violation | Contaminant | Health-based | Status |
|---|---|---|---|---|
| 2007-09-01 | 23 | 3100 | No | Resolved |
| 2007-01-01 | 03 | 1040 | No | Resolved |
| 2007-01-01 | 03 | 2946 | No | Resolved |
| 1996-05-01 | 23 | 3100 | No | Resolved |
| 1995-01-01 | 23 | 3100 | No | Resolved |
| 1993-07-01 | 51 | 5000 | No | Resolved |
| 1984-09-01 | 06 | — | No | Archived |
| 1984-07-01 | 06 | — | No | Archived |
| 1982-10-01 | 06 | — | No | Archived |
| 1981-10-01 | 03 | 4000 | No | Archived |
| 1980-10-30 | 03 | 4000 | No | Archived |
Willowside Mutual Water Company: frequently asked questions
Is Willowside Mutual Water Company's water safe to drink?
Willowside Mutual Water Company 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 Willowside Mutual Water Company?
Willowside Mutual Water Company (PWSID CA4900561) is a private-owned community water system, regulated by the CA state drinking water program.
How many people does Willowside Mutual Water Company serve?
Willowside Mutual Water Company reports serving 448 people through 160 service connections in Sonoma County, California.
Where does Willowside Mutual Water Company get its water?
EPA SDWIS lists this system's primary water source as groundwater.
Other water systems in Sonoma County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Santa Rosa, City of | Sonoma | 175,396 | Community | Groundwater |
| Petaluma, City of | Sonoma | 60,781 | Community | Groundwater |
| Rohnert Park, City of | Sonoma | 43,821 | Community | Groundwater |
| Windsor, Town of | Sonoma | 25,561 | Community | Groundwater |
| Valley of the Moon Water District | Sonoma | 23,107 | Community | Groundwater |
| Sonoma, City of | Sonoma | 11,725 | Community | Groundwater |