F8/100
TREMPEALEAU WATERWORKS — Water Quality Report 2026
Serving 1,888 people · Wisconsin
Water Source
Groundwater
County
—
System ID
WI6620332
Violations
72
Contaminant Test Results
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2012.
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 TREMPEALEAU WATERWORKS
Is TREMPEALEAU WATERWORKS water safe to drink?
TREMPEALEAU WATERWORKS water receives a grade of F (8/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 72 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has TREMPEALEAU WATERWORKS detected?
1 contaminants were tested in TREMPEALEAU WATERWORKS's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does TREMPEALEAU WATERWORKS have any EPA violations?
Yes, TREMPEALEAU WATERWORKS has 72 EPA violation(s) on record, with the most recent in 2012. Violation types include MR, Other, MCL. 5 are health-based violations.
How many people does TREMPEALEAU WATERWORKS serve?
TREMPEALEAU WATERWORKS serves approximately 1,888 people, Wisconsin. The system provides water to 1 community: Trempealeau.
What type of water does TREMPEALEAU WATERWORKS provide?
TREMPEALEAU WATERWORKS sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is WI6620332.
How does TREMPEALEAU WATERWORKS compare to other utilities in Wisconsin?
TREMPEALEAU WATERWORKS scores 8/100 with a grade of F (failing). This score suggests significant water quality concerns relative to other utilities. Visit our Wisconsin state page for a full comparison of water systems.