A94/100
BLACK CREEK WATERWORKS — Water Quality Report 2026
Serving 1,336 people · Wisconsin
Water Source
Groundwater
County
—
System ID
WI4450408
Violations
3
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.002 mg/L | 0.015 mg/L | Above Goal |
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 BLACK CREEK WATERWORKS
Is BLACK CREEK WATERWORKS water safe to drink?
BLACK CREEK WATERWORKS water receives a grade of A (94/100), which is considered excellent. Out of 1 contaminants tested, none exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has BLACK CREEK WATERWORKS detected?
1 contaminants were tested in BLACK CREEK WATERWORKS's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does BLACK CREEK WATERWORKS have any EPA violations?
Yes, BLACK CREEK WATERWORKS has 3 EPA violation(s) on record, with the most recent in 2012. Violation types include MR.
How many people does BLACK CREEK WATERWORKS serve?
BLACK CREEK WATERWORKS serves approximately 1,336 people, Wisconsin. The system provides water to 1 community: Black Creek.
What type of water does BLACK CREEK WATERWORKS provide?
BLACK CREEK WATERWORKS sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is WI4450408.
How does BLACK CREEK WATERWORKS compare to other utilities in Wisconsin?
BLACK CREEK WATERWORKS scores 94/100 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.