Public water system · OR4106054
ActiveBig Oak Marina
Community water system in Multnomah County, Oregon, drawing primarily on groundwater.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
30
Service connections
25
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
Violations & enforcement
| Began | Violation | Contaminant | Health-based | Status |
|---|---|---|---|---|
| 2025-10-01 | 72 | 7000 | No | Resolved |
| 2025-09-01 | 3A | 8000 | No | Resolved |
| 2025-07-01 | 51 | 5000 | No | Unaddressed |
| 2025-07-01 | 71 | 7000 | No | Resolved |
| 2025-02-01 | 3A | 8000 | No | Resolved |
| 2024-09-01 | 1A | 8000 | Yes | Resolved |
| 2024-08-30 | 75 | 7500 | No | Resolved |
| 2024-08-01 | 1A | 8000 | Yes | Resolved |
| 2024-07-01 | 71 | 7000 | No | Resolved |
| 2024-01-01 | 03 | 2976 | No | Resolved |
| 2024-01-01 | 03 | 2982 | No | Resolved |
| 2024-01-01 | 03 | 2992 | No | Resolved |
Big Oak Marina: frequently asked questions
Is Big Oak Marina's water safe to drink?
Big Oak Marina is an active community water system regulated under the Safe Drinking Water Act, overseen by the OR 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 Big Oak Marina?
Big Oak Marina (PWSID OR4106054) is a private-owned community water system, regulated by the OR state drinking water program.
How many people does Big Oak Marina serve?
Big Oak Marina reports serving 30 people through 25 service connections in Multnomah County, Oregon.
Where does Big Oak Marina get its water?
EPA SDWIS lists this system's primary water source as groundwater.
Other water systems in Multnomah County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Portland Water Bureau | Multnomah | 666,200 | Community | Surface water |
| Gresham, City of | Multnomah | 73,932 | Community | Purchased surface water |
| Rockwood PUD | Multnomah | 65,443 | Community | Purchased surface water |
| Troutdale, City of | Multnomah | 16,185 | Community | Groundwater |
| Fairview, City of | Multnomah | 9,963 | Community | Groundwater |
| Wood Village, City of | Multnomah | 4,388 | Community | Groundwater |