Is Harlowton, Montana tap water safe?
4 water systems report serving Harlowton. Your water depends on which one serves your address. Check your bill if unsure.
B
City of Harlowton
Serves 1,050 people · Groundwater · Full report →
No health-based violations in the last 5 years; 6 monitoring/reporting violations; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2025).
B
Springwater Colony
Serves 100 people · Groundwater · Full report →
No health-based violations in the last 5 years; 5 monitoring/reporting violations; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2024).
B
Cmrwa Musselshell Judith Rural Water Sys
Serves 100 people · Groundwater · Full report →
No health-based violations in the last 5 years; 7 monitoring/reporting violations; No UCMR 5 PFAS results on file.
A
Duncan Ranch Colony
Serves 96 people · Groundwater · Full report →
No health-based violations in the last 5 years; 1 monitoring/reporting violation; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2024).