A88/100
RICHLAND CENTER WATERWORKS — Water Quality Report 2026
Serving 5,100 people · Wisconsin
Water Source
Groundwater
County
—
System ID
WI1530068
Violations
5
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.004 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
2
Violations (last 5yr)
1
Unresolved
1
Health-Related
TIER 2Resolved
Treatment technique violation
When: October 17, 2024 – May 8, 2025Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Unresolved
Disinfection byproduct treatment technique failure
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 RICHLAND CENTER WATERWORKS
Is RICHLAND CENTER WATERWORKS water safe to drink?
RICHLAND CENTER WATERWORKS water receives a grade of A (88/100), 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 RICHLAND CENTER WATERWORKS detected?
31 contaminants were tested in RICHLAND CENTER WATERWORKS's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does RICHLAND CENTER WATERWORKS have any EPA violations?
Yes, RICHLAND CENTER WATERWORKS has 5 EPA violation(s) on record, with the most recent in 2024. Violation types include TT, Other, MR. 1 are health-based violations.
How many people does RICHLAND CENTER WATERWORKS serve?
RICHLAND CENTER WATERWORKS serves approximately 5,100 people, Wisconsin. The system provides water to 1 community: Richland Center.
What type of water does RICHLAND CENTER WATERWORKS provide?
RICHLAND CENTER WATERWORKS sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is WI1530068.
How does RICHLAND CENTER WATERWORKS compare to other utilities in Wisconsin?
RICHLAND CENTER WATERWORKS scores 88/100 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.