F0/100
HERRIMAN CITY MUNICIPAL WATER DEPARTMENT — Water Quality Report 2026
Serving 60,000 people · Utah
Water Source
Purchased Surface Water
County
—
System ID
UTAH18157
Violations
302
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.004 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
1
Violation (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2025 – July 9, 2025Enforcement: Resolving — corrective action underway
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 HERRIMAN CITY MUNICIPAL WATER DEPARTMENT
Is HERRIMAN CITY MUNICIPAL WATER DEPARTMENT water safe to drink?
HERRIMAN CITY MUNICIPAL WATER DEPARTMENT water receives a grade of F (0/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 302 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has HERRIMAN CITY MUNICIPAL WATER DEPARTMENT detected?
69 contaminants were tested in HERRIMAN CITY MUNICIPAL WATER DEPARTMENT's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does HERRIMAN CITY MUNICIPAL WATER DEPARTMENT have any EPA violations?
Yes, HERRIMAN CITY MUNICIPAL WATER DEPARTMENT has 302 EPA violation(s) on record, with the most recent in 2025. Violation types include Other, MON, TT. 2 are health-based violations.
How many people does HERRIMAN CITY MUNICIPAL WATER DEPARTMENT serve?
HERRIMAN CITY MUNICIPAL WATER DEPARTMENT serves approximately 60,000 people, Utah.
What type of water does HERRIMAN CITY MUNICIPAL WATER DEPARTMENT provide?
HERRIMAN CITY MUNICIPAL WATER DEPARTMENT sources its water from purchased surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is UTAH18157.
How does HERRIMAN CITY MUNICIPAL WATER DEPARTMENT compare to other utilities in Utah?
HERRIMAN CITY MUNICIPAL WATER DEPARTMENT scores 0/100 with a grade of F (failing). This score suggests significant water quality concerns relative to other utilities. Visit our Utah state page for a full comparison of water systems.