Public water system · CA5500020
ActiveOld Oak Ranch
Transient non-community water system in Tuolumne County, California, drawing primarily on surface water.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
217
Service connections
26
Primary source
SW
Surface water
System type
TNCWS
Transient non-community water system
System record
Violations & enforcement
| Began | Violation | Contaminant | Health-based | Status |
|---|---|---|---|---|
| 2025-04-01 | 3D | 8000 | No | Resolved |
| 1997-04-01 | 23 | 3100 | No | Resolved |
| 1984-09-01 | 06 | — | No | Archived |
| 1984-08-01 | 06 | — | No | Archived |
| 1984-07-01 | 06 | — | No | Archived |
| 1984-06-01 | 06 | — | No | Archived |
| 1984-05-01 | 06 | — | No | Archived |
| 1984-04-01 | 06 | — | No | Archived |
| 1984-03-01 | 06 | — | No | Archived |
| 1984-02-01 | 06 | — | No | Archived |
| 1984-01-01 | 06 | — | No | Archived |
| 1983-12-01 | 06 | — | No | Archived |
Old Oak Ranch: frequently asked questions
Is Old Oak Ranch's water safe to drink?
Old Oak Ranch is an active transient non-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 Old Oak Ranch?
Old Oak Ranch (PWSID CA5500020) is a private-owned transient non-community water system, regulated by the CA state drinking water program.
How many people does Old Oak Ranch serve?
Old Oak Ranch reports serving 217 people through 26 service connections in Tuolumne County, California.
Where does Old Oak Ranch get its water?
EPA SDWIS lists this system's primary water source as surface water.
Other water systems in Tuolumne County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Tud - Upper Basin Water System | Tuolumne | 13,280 | Community | Surface water |
| Tud - Sonora/Jamestown Water System | Tuolumne | 11,054 | Community | Surface water |
| Tud - Columbia Water System | Tuolumne | 5,463 | Community | Surface water |
| Peppery Bar and Grill, the | Tuolumne | 4,500 | Transient non-community | Groundwater |
| Cdcr - Sierra Conservation Center | Tuolumne | 3,571 | Community | Surface water |
| Groveland Community Serv Dist | Tuolumne | 3,400 | Community | Surface water |