Drinking Water Systems Reported for ZIP 99690
NIGHTMUTE, Alaska — 1 water system is associated with this ZIP in EPA service-area data
Largest Reported System
NIGHTMUTE NEW WATERING POINT
PWSID: AK2271721
36 EPA violation records in the five-year period ending June 30, 2026
F
Frequent health-based records
TapScore compliance-history grade