F0/100
HILL COUNTY WATER DISTRICTS — Water Quality Report 2026
Serving 1,720 people · Montana
Water Source
Groundwater
County
—
System ID
MT0000249
Violations
133
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 1.45 mg/L | 1.30 mg/L | Over Limit |
Lead (90th percentile) | 0.001 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2015.
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Frequently Asked Questions About HILL COUNTY WATER DISTRICTS
Is HILL COUNTY WATER DISTRICTS water safe to drink?
HILL COUNTY WATER DISTRICTS water receives a grade of F (0/100), which is considered failing. 1 contaminant(s) exceed EPA legal limits and 133 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has HILL COUNTY WATER DISTRICTS detected?
2 contaminants were tested in HILL COUNTY WATER DISTRICTS's water. Notable contaminants include Copper (90th percentile), Lead (90th percentile). 1 exceed EPA legal limits (MCLs). 2 exceed EPA health goals (MCLGs).
Does HILL COUNTY WATER DISTRICTS have any EPA violations?
Yes, HILL COUNTY WATER DISTRICTS has 133 EPA violation(s) on record, with the most recent in 2015. Violation types include MCL, MR, TT. 12 are health-based violations.
How many people does HILL COUNTY WATER DISTRICTS serve?
HILL COUNTY WATER DISTRICTS serves approximately 1,720 people, Montana. The system provides water to 1 community: Havre.
What type of water does HILL COUNTY WATER DISTRICTS provide?
HILL COUNTY WATER DISTRICTS sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is MT0000249.
How does HILL COUNTY WATER DISTRICTS compare to other utilities in Montana?
HILL COUNTY WATER DISTRICTS scores 0/100 with a grade of F (failing). This score suggests significant water quality concerns relative to other utilities. Visit our Montana state page for a full comparison of water systems.