SHELTER ISLAND HEIGHTS ASSOCIATION
PWS ID: NY5103243 · SHELTER ISLAND HEIGHTS, New York 11965
Population Served
463
Total Violations
330
Health-Based Violations
3
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 170
- County
- Suffolk
- School/Daycare
- No
- MCL Violations
- 2
- Monitoring Violations
- 323
- Treatment Tech Violations
- 1
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Lead and Copper Rule | MR | 7 | 2008 |
| Endrin | MR | 7 | 2023 |
| BHC-GAMMA | MR | 7 | 2023 |
| Toxaphene | MR | 7 | 2023 |
| 2,4-D | MR | 7 | 2023 |
| 2,4,5-TP | MR | 7 | 2023 |
| Methoxychlor | MR | 7 | 2023 |
| 1,2,4-Trichlorobenzene | MR | 6 | 2012 |
| cis-1,2-Dichloroethylene | MR | 6 | 2012 |
| DICHLOROMETHANE | MR | 6 | 2012 |
| p-Dichlorobenzene | MR | 6 | 2012 |
| Vinyl chloride | MR | 6 | 2012 |
| 1,1-Dichloroethylene | MR | 6 | 2012 |
| trans-1,2-Dichloroethylene | MR | 6 | 2012 |
| 1,2-Dichloroethane | MR | 6 | 2012 |
| 1,1,1-Trichloroethane | MR | 6 | 2012 |
| 1,2-Dichloropropane | MR | 6 | 2012 |
| Trichloroethylene | MR | 6 | 2012 |
| 1,1,2-Trichloroethane | MR | 6 | 2012 |
| CHLOROBENZENE | MR | 6 | 2012 |
| Benzene | MR | 6 | 2012 |
| Styrene | MR | 6 | 2012 |
| Di(2-ethylhexyl) adipate | MR | 6 | 2023 |
| OXAMYL | MR | 6 | 2023 |
| Simazine | MR | 6 | 2023 |
| Di(2-ethylhexyl) phthalate | MR | 6 | 2023 |
| Aldicarb sulfoxide | MR | 6 | 2023 |
| Carbofuran | MR | 6 | 2023 |
| LASSO | MR | 6 | 2023 |
| Heptachlor | MR | 6 | 2023 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.