MCCUDDYS LANDING
PWS ID: OR4106090 · PORTLAND, Oregon 97217
Population Served
70
Total Violations
103
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 1
- County
- Columbia
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 100
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Lead and Copper Rule | MR | 21 | 2025 |
| Revised Total Coliform Rule | MON | 6 | 2025 |
| Coliform (TCR) | MR | 5 | 2011 |
| Combined Uranium | MR | 3 | 2014 |
| Gross Alpha, Excl. Radon and U | MR | 3 | 2014 |
| TTHM | MR | 3 | 2021 |
| Total Haloacetic Acids (HAA5) | MR | 3 | 2021 |
| Consumer Confidence Rule | Other | 3 | 2025 |
| Combined Radium (-226 and -228) | MR | 2 | 2012 |
| COLIPHAGE | MR | 2 | 2022 |
| Nitrate | MR | 2 | 2018 |
| 1,2,4-Trichlorobenzene | MR | 1 | 2020 |
| cis-1,2-Dichloroethylene | MR | 1 | 2020 |
| Xylenes, Total | MR | 1 | 2020 |
| o-Dichlorobenzene | MR | 1 | 2020 |
| 1,2-Dichloroethane | MR | 1 | 2020 |
| 1,1,1-Trichloroethane | MR | 1 | 2020 |
| Carbon tetrachloride | MR | 1 | 2020 |
| 1,1,2-Trichloroethane | MR | 1 | 2020 |
| Tetrachloroethylene | MR | 1 | 2020 |
| Toluene | MR | 1 | 2020 |
| Ethylbenzene | MR | 1 | 2020 |
| Endrin | MR | 1 | 2020 |
| BHC-GAMMA | MR | 1 | 2020 |
| Methoxychlor | MR | 1 | 2020 |
| Dalapon | MR | 1 | 2020 |
| Diquat | MR | 1 | 2020 |
| Endothall | MR | 1 | 2020 |
| Glyphosate | MR | 1 | 2020 |
| Di(2-ethylhexyl) adipate | MR | 1 | 2020 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.