COLUMBIA AIRGAS
PWS ID: OR4195664 · PORTLAND, Oregon 97217
Population Served
55
Total Violations
13
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Private
- Connections
- 1
- County
- Multnomah
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 13
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Revised Total Coliform Rule | MON | 4 | 2024 |
| Lead and Copper Rule | MR | 3 | 2024 |
| Di(2-ethylhexyl) phthalate | MR | 1 | 2023 |
| Simazine | MR | 1 | 2023 |
| Di(2-ethylhexyl) adipate | MR | 1 | 2023 |
| LASSO | MR | 1 | 2023 |
| Atrazine | MR | 1 | 2023 |
| Benzo(a)pyrene | MR | 1 | 2023 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.