LYON MOUNTAIN WATER DIST
PWS ID: NY0900215 · New York
Population Served
750
Total Violations
435
Health-Based Violations
11
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 252
- County
- Clinton
- School/Daycare
- No
- MCL Violations
- 1
- Monitoring Violations
- 396
- Treatment Tech Violations
- 10
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 57 | 2004 |
| Nitrate | MR | 20 | 2013 |
| Surface Water Treatment Rule | TT | 10 | 1994 |
| cis-1,2-Dichloroethylene | MR | 8 | 2002 |
| Vinyl chloride | MR | 8 | 2002 |
| p-Dichlorobenzene | MR | 8 | 2002 |
| o-Dichlorobenzene | MR | 8 | 2002 |
| DICHLOROMETHANE | MR | 8 | 2002 |
| Ethylbenzene | MR | 8 | 2002 |
| Benzene | MR | 8 | 2002 |
| Tetrachloroethylene | MR | 8 | 2002 |
| 1,1,2-Trichloroethane | MR | 8 | 2002 |
| Styrene | MR | 8 | 2002 |
| Toluene | MR | 8 | 2002 |
| Trichloroethylene | MR | 8 | 2002 |
| 1,2-Dichloropropane | MR | 8 | 2002 |
| Carbon tetrachloride | MR | 8 | 2002 |
| 1,1,1-Trichloroethane | MR | 8 | 2002 |
| 1,2-Dichloroethane | MR | 8 | 2002 |
| 1,1-Dichloroethylene | MR | 8 | 2002 |
| trans-1,2-Dichloroethylene | MR | 8 | 2002 |
| CHLOROBENZENE | MR | 8 | 2002 |
| 1,2,4-Trichlorobenzene | MR | 8 | 2002 |
| Lead and Copper Rule | MR | 7 | 2003 |
| 2,4,5-TP | MR | 6 | 2000 |
| Toxaphene | MR | 6 | 2000 |
| Methoxychlor | MR | 6 | 2000 |
| BHC-GAMMA | MR | 6 | 2000 |
| Endrin | MR | 6 | 2000 |
| 2,4-D | MR | 6 | 2000 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.