A85/100
CLINTON CO PWSD 4 SYS 1 — Water Quality Report 2026
Serving 4,968 people · Missouri
Water Source
Purchased Surface Water
County
—
System ID
MO1024156
Violations
8
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
2
Violations (last 5yr)
1
Unresolved
0
Health-Related
TIER 3Resolved
Reporting violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: October 17, 2024 – April 17, 2025Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Unresolved
Monitoring / Reporting Violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
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 CLINTON CO PWSD 4 SYS 1
Is CLINTON CO PWSD 4 SYS 1 water safe to drink?
CLINTON CO PWSD 4 SYS 1 water receives a grade of A (85/100), which is considered excellent. Out of 31 contaminants tested, none exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has CLINTON CO PWSD 4 SYS 1 detected?
31 contaminants were tested in CLINTON CO PWSD 4 SYS 1's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does CLINTON CO PWSD 4 SYS 1 have any EPA violations?
Yes, CLINTON CO PWSD 4 SYS 1 has 8 EPA violation(s) on record, with the most recent in 2024. Violation types include RPT, MR, MCL. 1 are health-based violations.
How many people does CLINTON CO PWSD 4 SYS 1 serve?
CLINTON CO PWSD 4 SYS 1 serves approximately 4,968 people, Missouri. The system provides water to 1 community: Lathrop.
What type of water does CLINTON CO PWSD 4 SYS 1 provide?
CLINTON CO PWSD 4 SYS 1 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 MO1024156.
How does CLINTON CO PWSD 4 SYS 1 compare to other utilities in Missouri?
CLINTON CO PWSD 4 SYS 1 scores 85/100 with a grade of A (excellent). This places it among the higher-performing utilities in the state. Visit our Missouri state page for a full comparison of water systems.