F0/100
STRUM WATERWORKS — Water Quality Report 2026
Serving 1,100 people · Wisconsin
Water Source
Groundwater
County
—
System ID
WI6620331
Violations
111
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 2.20 mg/L | 1.30 mg/L | Over Limit |
Lead (90th percentile) | < 0.001 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
1
Violation (last 5yr)
1
Unresolved
0
Health-Related
TIER 3Unresolved
Reporting Violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
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 STRUM WATERWORKS
Is STRUM WATERWORKS water safe to drink?
STRUM WATERWORKS water receives a grade of F (0/100), which is considered failing. 1 contaminant(s) exceed EPA legal limits and 111 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has STRUM WATERWORKS detected?
2 contaminants were tested in STRUM WATERWORKS's water. Notable contaminants include Copper (90th percentile), Lead (90th percentile). 1 exceed EPA legal limits (MCLs). 2 exceed EPA health goals (MCLGs).
Does STRUM WATERWORKS have any EPA violations?
Yes, STRUM WATERWORKS has 111 EPA violation(s) on record, with the most recent in 2025. Violation types include RPT, MCL, Other. 5 are health-based violations.
How many people does STRUM WATERWORKS serve?
STRUM WATERWORKS serves approximately 1,100 people, Wisconsin. The system provides water to 1 community: Strum.
What type of water does STRUM WATERWORKS provide?
STRUM WATERWORKS sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is WI6620331.
How does STRUM WATERWORKS compare to other utilities in Wisconsin?
STRUM WATERWORKS scores 0/100 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.