COBBLESTONE MHP
PWS ID: OR4100517 · MEDFORD, Oregon 97504
Population Served
100
Total Violations
77
Health-Based Violations
11
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 69
- County
- Jackson
- School/Daycare
- No
- MCL Violations
- 5
- Monitoring Violations
- 59
- Treatment Tech Violations
- 6
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 33 | 2015 |
| Lead and Copper Rule | MR | 16 | 2023 |
| Lead and Copper Rule | TT | 6 | 2000 |
| Consumer Confidence Rule | Other | 4 | 2004 |
| Coliform (TCR) | MCL | 4 | 2014 |
| Revised Total Coliform Rule | MON | 3 | 2023 |
| Nickel | MR | 1 | 1999 |
| Nitrate | MR | 1 | 2002 |
| Fluoride | MCL | 1 | 1990 |
| Total Haloacetic Acids (HAA5) | MR | 1 | 2022 |
| Combined Radium (-226 and -228) | MR | 1 | 1976 |
| TTHM | MR | 1 | 2022 |
| Fluoride | MR | 1 | 2019 |
| Gross Alpha, Excl. Radon and U | MR | 1 | 1976 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.