Water Systems Serving Zip Code 11777
Not sure which system is yours? Most residents in ZIP 11777 are likely served by Diamond Woods Estates MHP (population served: 150). Check your water bill for your provider name if you're unsure.
Direct EPA ZIP Matches
2 active water systems have this ZIP in EPA records.
| Water System | Population Served | Source | Violations | Health-Based |
|---|---|---|---|---|
| Shelter Island Town Hall | 50 | Groundwater | 2 | 2 |
| Diamond Woods Estates MHP | 150 | Groundwater | 7 | 1 |