Drinking Water Systems Reported for ZIP 59036
HARLOWTON, Montana — 3 water systems are associated with this ZIP in EPA service-area data
Largest Reported System
SPRINGWATER COLONY
PWSID: MT0000719
4 EPA violation records in the five-year period ending June 30, 2026
C
Some recent records
TapScore compliance-history grade
Other Systems Reported for This ZIP
HARLOWTON CITY OF
1,050 served7 historical records3 recent
C
DUNCAN RANCH COLONY
96 served77 historical records1 recent
B