NAPANOCH WATER DISTRICT
PWS ID: NY5530232 · ELLENVILLE, New York 12428
Population Served
400
Total Violations
167
Health-Based Violations
9
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 160
- County
- Ulster
- School/Daycare
- No
- MCL Violations
- 5
- Monitoring Violations
- 142
- Treatment Tech Violations
- 4
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Lead and Copper Rule | MR | 10 | 2012 |
| Coliform (TCR) | MR | 6 | 2009 |
| Consumer Confidence Rule | Other | 6 | 2010 |
| Coliform (TCR) | MCL | 5 | 2007 |
| Lead and Copper Rule | TT | 4 | 2008 |
| Mercury | MR | 3 | 2005 |
| Nickel | MR | 3 | 2005 |
| Antimony, Total | MR | 3 | 2005 |
| Beryllium, Total | MR | 3 | 2005 |
| Thallium, Total | MR | 3 | 2005 |
| Selenium | MR | 3 | 2005 |
| Methoxychlor | MR | 3 | 2005 |
| Dalapon | MR | 3 | 2005 |
| Di(2-ethylhexyl) adipate | MR | 3 | 2005 |
| Simazine | MR | 3 | 2005 |
| Picloram | MR | 3 | 2005 |
| Dinoseb | MR | 3 | 2005 |
| Hexachlorocyclopentadiene | MR | 3 | 2005 |
| Aldicarb sulfoxide | MR | 3 | 2005 |
| Aldicarb sulfone | MR | 3 | 2005 |
| LASSO | MR | 3 | 2005 |
| Heptachlor | MR | 3 | 2005 |
| 2,4-D | MR | 3 | 2005 |
| 2,4,5-TP | MR | 3 | 2005 |
| Total Polychlorinated Biphenyls (PCB) | MR | 3 | 2005 |
| ETHYLENE DIBROMIDE | MR | 3 | 2005 |
| Chlordane | MR | 3 | 2005 |
| Arsenic | MR | 3 | 2005 |
| Barium | MR | 3 | 2005 |
| Cadmium | MR | 3 | 2005 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.