Drinking Water Systems Reported for ZIP 99170
Rosalia, Washington — 2 water systems are associated with this ZIP in EPA service-area data
Largest Reported System
ROSALIA TOWN OF
PWSID: WA5374250
1 EPA violation record in the five-year period ending June 30, 2026
B
Few non-health records
TapScore compliance-history grade
Other Systems Reported for This ZIP
MALDEN WATER DEPT
215 served30 historical records1 recent
B