A86/100
SOUTH-CENTRAL WATER SYSTEM — Water Quality Report 2026
Serving 2,805 people · Wisconsin
Water Source
Groundwater
County
—
System ID
055295003
Violations
8
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
chlorate | 850.55 µg/L | — | Above Goal |
Lead (90th percentile) | 0.004 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
1
Violation (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Missed required monitoring deadline
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: August 1, 2023 – September 20, 2023Rule: Total Coliform 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 SOUTH-CENTRAL WATER SYSTEM
Is SOUTH-CENTRAL WATER SYSTEM water safe to drink?
SOUTH-CENTRAL WATER SYSTEM water receives a grade of A (86/100), which is considered excellent. Out of 46 contaminants tested, none exceed EPA legal limits. 2 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has SOUTH-CENTRAL WATER SYSTEM detected?
46 contaminants were tested in SOUTH-CENTRAL WATER SYSTEM's water. Notable contaminants include Lead (90th percentile), chlorate. No contaminants exceed EPA legal limits. 2 exceed EPA health goals (MCLGs).
Does SOUTH-CENTRAL WATER SYSTEM have any EPA violations?
Yes, SOUTH-CENTRAL WATER SYSTEM has 8 EPA violation(s) on record, with the most recent in 2023. Violation types include RPT, MR, MON.
How many people does SOUTH-CENTRAL WATER SYSTEM serve?
SOUTH-CENTRAL WATER SYSTEM serves approximately 2,805 people, Wisconsin.
What type of water does SOUTH-CENTRAL WATER SYSTEM provide?
SOUTH-CENTRAL WATER SYSTEM sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is 055295003.
How does SOUTH-CENTRAL WATER SYSTEM compare to other utilities in Wisconsin?
SOUTH-CENTRAL WATER SYSTEM scores 86/100 with a grade of A (excellent). This places it among the higher-performing utilities in the state. Visit our Wisconsin state page for a full comparison of water systems.