A95/100
SHELBY COUNTY PWSD 1 — Water Quality Report 2026
Serving 3,300 people · Missouri
Water Source
Purchased Surface Water
County
—
System ID
MO2024572
Violations
2
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.003 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 1992.
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 SHELBY COUNTY PWSD 1
Is SHELBY COUNTY PWSD 1 water safe to drink?
SHELBY COUNTY PWSD 1 water receives a grade of A (95/100), which is considered excellent. Out of 1 contaminants tested, none exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has SHELBY COUNTY PWSD 1 detected?
1 contaminants were tested in SHELBY COUNTY PWSD 1's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does SHELBY COUNTY PWSD 1 have any EPA violations?
Yes, SHELBY COUNTY PWSD 1 has 2 EPA violation(s) on record, with the most recent in 1992. Violation types include MR.
How many people does SHELBY COUNTY PWSD 1 serve?
SHELBY COUNTY PWSD 1 serves approximately 3,300 people, Missouri. The system provides water to 1 community: Shelbyville.
What type of water does SHELBY COUNTY PWSD 1 provide?
SHELBY COUNTY PWSD 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 MO2024572.
How does SHELBY COUNTY PWSD 1 compare to other utilities in Missouri?
SHELBY COUNTY PWSD 1 scores 95/100 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.