F0/100
HAMILTON PWS — Water Quality Report 2026
Serving 1,813 people · Missouri
Water Source
Surface Water
County
—
System ID
MO1010342
Violations
37
Contaminant Test Results
EPA Violation History
2
Violations (last 5yr)
0
Unresolved
1
Health-Related
TIER 2Resolved
Exceeded the Maximum Contaminant Level (running average)
When: January 1, 2024 – March 31, 2024Rule: Stage 2 DBPREnforcement: Resolving — corrective action underway
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2022 – November 30, 2022Enforcement: 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 HAMILTON PWS
Is HAMILTON PWS water safe to drink?
HAMILTON PWS water receives a grade of F (0/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 37 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has HAMILTON PWS detected?
1 contaminants were tested in HAMILTON PWS's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does HAMILTON PWS have any EPA violations?
Yes, HAMILTON PWS has 37 EPA violation(s) on record, with the most recent in 2024. Violation types include MCL, Other, MR. 31 are health-based violations.
How many people does HAMILTON PWS serve?
HAMILTON PWS serves approximately 1,813 people, Missouri. The system provides water to 1 community: Hamilton.
What type of water does HAMILTON PWS provide?
HAMILTON PWS sources its water from surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is MO1010342.
How does HAMILTON PWS compare to other utilities in Missouri?
HAMILTON PWS scores 0/100 with a grade of F (failing). This score suggests significant water quality concerns relative to other utilities. Visit our Missouri state page for a full comparison of water systems.