F8/100
HARRISONVILLE PWS — Water Quality Report 2026
Serving 10,019 people · Missouri
Water Source
Surface Water
County
—
System ID
MO1010349
Violations
41
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.002 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
4
Violations (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Failed to complete routine monitoring
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: December 1, 2024 – December 31, 2024Rule: Surface Water Treatment RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved
Missed required monitoring deadline
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: December 1, 2024 – December 31, 2024Rule: Surface Water Treatment RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved
Missed required monitoring deadline
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: December 1, 2024 – December 31, 2024Rule: Surface Water Treatment RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2021 – December 6, 2021Enforcement: 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 HARRISONVILLE PWS
Is HARRISONVILLE PWS water safe to drink?
HARRISONVILLE PWS water receives a grade of F (8/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 41 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has HARRISONVILLE PWS detected?
31 contaminants were tested in HARRISONVILLE PWS's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does HARRISONVILLE PWS have any EPA violations?
Yes, HARRISONVILLE PWS has 41 EPA violation(s) on record, with the most recent in 2024. Violation types include MR, Other, MCL. 12 are health-based violations.
How many people does HARRISONVILLE PWS serve?
HARRISONVILLE PWS serves approximately 10,019 people, Missouri. The system provides water to 1 community: Harrisonville.
What type of water does HARRISONVILLE PWS provide?
HARRISONVILLE 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 MO1010349.
How does HARRISONVILLE PWS compare to other utilities in Missouri?
HARRISONVILLE PWS scores 8/100 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.