D38/100
TOWN OF BROOKFIELD SAN DIST 4 — Water Quality Report 2026
Serving 6,419 people · Wisconsin
Water Source
Groundwater
County
—
System ID
WI2680239
Violations
59
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.003 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
1
Violation (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Monitoring Violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: September 1, 2022 – September 30, 2022Rule: 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 TOWN OF BROOKFIELD SAN DIST 4
Is TOWN OF BROOKFIELD SAN DIST 4 water safe to drink?
TOWN OF BROOKFIELD SAN DIST 4 water receives a grade of D (38/100), which is considered poor. 0 contaminant(s) exceed EPA legal limits and 59 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has TOWN OF BROOKFIELD SAN DIST 4 detected?
31 contaminants were tested in TOWN OF BROOKFIELD SAN DIST 4's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does TOWN OF BROOKFIELD SAN DIST 4 have any EPA violations?
Yes, TOWN OF BROOKFIELD SAN DIST 4 has 59 EPA violation(s) on record, with the most recent in 2022. Violation types include MON, MR, Other.
How many people does TOWN OF BROOKFIELD SAN DIST 4 serve?
TOWN OF BROOKFIELD SAN DIST 4 serves approximately 6,419 people, Wisconsin. The system provides water to 1 community: Brookfield.
What type of water does TOWN OF BROOKFIELD SAN DIST 4 provide?
TOWN OF BROOKFIELD SAN DIST 4 sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is WI2680239.
How does TOWN OF BROOKFIELD SAN DIST 4 compare to other utilities in Wisconsin?
TOWN OF BROOKFIELD SAN DIST 4 scores 38/100 with a grade of D (poor). This score suggests significant water quality concerns relative to other utilities. Visit our Wisconsin state page for a full comparison of water systems.