A90/100
STONE COUNTY PWSD 1 — Water Quality Report 2026
Serving 2,052 people · Missouri
Water Source
Groundwater
County
—
System ID
MO5024590
Violations
7
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
1
Violation (last 5yr)
0
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 – December 31, 2024Rule: Ground Water RuleEnforcement: 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 STONE COUNTY PWSD 1
Is STONE COUNTY PWSD 1 water safe to drink?
STONE COUNTY PWSD 1 water receives a grade of A (90/100), 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 STONE COUNTY PWSD 1 detected?
1 contaminants were tested in STONE COUNTY PWSD 1's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does STONE COUNTY PWSD 1 have any EPA violations?
Yes, STONE COUNTY PWSD 1 has 7 EPA violation(s) on record, with the most recent in 2024. Violation types include RPT, MON, MR.
How many people does STONE COUNTY PWSD 1 serve?
STONE COUNTY PWSD 1 serves approximately 2,052 people, Missouri.
What type of water does STONE COUNTY PWSD 1 provide?
STONE COUNTY PWSD 1 sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is MO5024590.
How does STONE COUNTY PWSD 1 compare to other utilities in Missouri?
STONE COUNTY PWSD 1 scores 90/100 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.