Water Systems Serving Zip Code 11901
Not sure which system is yours? Most residents in ZIP 11901 are likely served by Riverhead Water District (population served: 35,000). Check your water bill for your provider name if you're unsure.
Direct EPA ZIP Matches
4 active water systems have this ZIP in EPA records.
| Water System | Population Served | Source | Violations | Health-Based |
|---|---|---|---|---|
| Riverhead Water District | 35,000 | Groundwater | 9 | 3 |
| Peconic River Mobile Home Park | 75 | Groundwater | 5 | 3 |
| Daves Market | 350 | Groundwater | 20 | 0 |
| 94 Montauk Highway | 25 | Groundwater | 0 | 0 |