MONUMENT, CITY OF
PWS ID: OR4100541 · MONUMENT, Oregon 97864
Population Served
115
Total Violations
222
Health-Based Violations
29
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 91
- County
- Grant
- School/Daycare
- No
- MCL Violations
- 2
- Monitoring Violations
- 149
- Treatment Tech Violations
- 27
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Surface Water Treatment Rule | MR | 74 | 2025 |
| Surface Water Treatment Rule | TT | 25 | 2025 |
| Coliform (TCR) | MR | 14 | 2008 |
| Consumer Confidence Rule | Other | 5 | 2025 |
| Nitrate | MR | 5 | 2007 |
| Public Notice | Other | 3 | 2021 |
| Xylenes, Total | MR | 2 | 2024 |
| Coliform (TCR) | MCL | 2 | 1994 |
| Lead and Copper Rule | TT | 2 | 2021 |
| TTHM | MR | 1 | 2006 |
| Total Haloacetic Acids (HAA5) | MR | 1 | 2006 |
| Arsenic | MR | 1 | 2005 |
| Endrin | MR | 1 | 2005 |
| Toxaphene | MR | 1 | 2005 |
| Dalapon | MR | 1 | 2005 |
| Diquat | MR | 1 | 2005 |
| Simazine | MR | 1 | 2005 |
| Di(2-ethylhexyl) phthalate | MR | 1 | 2005 |
| Picloram | MR | 1 | 2005 |
| Dinoseb | MR | 1 | 2005 |
| Hexachlorocyclopentadiene | MR | 1 | 2005 |
| Atrazine | MR | 1 | 2005 |
| LASSO | MR | 1 | 2005 |
| Heptachlor epoxide | MR | 1 | 2005 |
| 2,4,5-TP | MR | 1 | 2005 |
| Benzo(a)pyrene | MR | 1 | 2005 |
| 1,2-DIBROMO-3-CHLOROPROPANE | MR | 1 | 2005 |
| Chlordane | MR | 1 | 2005 |
| DICHLOROMETHANE | MR | 1 | 2005 |
| p-Dichlorobenzene | MR | 1 | 2005 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.