Is Fort Washington, Pennsylvania tap water safe?
4 water systems report serving Fort Washington. 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.
D
Aqua Pennsylvania (Main System)
Serves 822,600 people · Surface water · Full report →
1 health-based violation in the last 5 years; 28 monitoring/reporting violations; 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).
C
North Wales Water Authority
Serves 72,496 people · Surface water · Full report →
No health-based violations in the last 5 years; 4 monitoring/reporting violations; PFOA/PFOS average above the 4 ppt federal limit: PFOS, PFOA; Lead 90th percentile below the action level (2025).
D
Ambler Boro Water Dept
Serves 20,000 people · Surface water · Full report →
No health-based violations in the last 5 years; 9 monitoring/reporting violations; PFOA/PFOS average above the 4 ppt federal limit: PFOS, PFOA; Other PFAS above 2024 limits (rule proposed for repeal): PFNA, Hazard Index; Lead 90th percentile below the action level (2025).
A
Wec International
Serves 25 people · Groundwater · Full report →
No health-based violations in the last 5 years; 3 monitoring/reporting violations; No UCMR 5 PFAS results on file.