Is Huntington, New York tap water safe?

3 water systems report serving Huntington. Your water depends on which one serves your address. Check your bill if unsure. This list is matched from the ZIP codes in this place, so it may include nearby systems.

C

Suffolk County Water Authority

Serves 1,100,000 people · Groundwater · Full report →
No health-based violations in the last 5 years; PFOA/PFOS average above the 4 ppt federal limit: PFOS, PFOA; Other PFAS above 2024 limits (rule proposed for repeal): Hazard Index; Lead 90th percentile below the action level (2025).
B

South Huntington Water District

Serves 81,760 people · Groundwater · Full report →
No health-based violations in the last 5 years; 28 monitoring/reporting violations; PFAS tested (UCMR 5), none above federal limits; Lead 90th percentile below the action level (2023).
B

Greenlawn Water District

Serves 42,000 people · Groundwater · Full report →
No health-based violations in the last 5 years; 19 monitoring/reporting violations; PFAS tested (UCMR 5), none above federal limits; Lead 90th percentile below the action level (2024).