MARYHILL TFAS
PWS ID: 105338121 · PORTLAND, 10 97232-4169
Population Served
39
Total Violations
19
Health-Based Violations
5
Water Source
Groundwater
System Details
- System Type
- Transient Non-Community
- Owner Type
- Federal
- Connections
- 15
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 12
- Treatment Tech Violations
- 5
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Revised Total Coliform Rule | MON | 9 | 2021 |
| Groundwater Rule | TT | 4 | 2018 |
| Chlorine | MR | 1 | 2019 |
| Nitrite | MR | 1 | 2017 |
| Nitrate | MR | 1 | 2017 |
| Revised Total Coliform Rule | RPT | 1 | 2023 |
| Revised Total Coliform Rule | TT | 1 | 2018 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.