A89/100
LAKE WINNEBAGO PWS — Water Quality Report 2026
Serving 1,600 people · Missouri
Water Source
Purchased Groundwater
County
—
System ID
MO1010880
Violations
8
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 2016.
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 LAKE WINNEBAGO PWS
Is LAKE WINNEBAGO PWS water safe to drink?
LAKE WINNEBAGO PWS water receives a grade of A (89/100), 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 LAKE WINNEBAGO PWS detected?
1 contaminants were tested in LAKE WINNEBAGO PWS's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does LAKE WINNEBAGO PWS have any EPA violations?
Yes, LAKE WINNEBAGO PWS has 8 EPA violation(s) on record, with the most recent in 2016. Violation types include MON, Other, MR.
How many people does LAKE WINNEBAGO PWS serve?
LAKE WINNEBAGO PWS serves approximately 1,600 people, Missouri. The system provides water to 1 community: Lake Winnebago.
What type of water does LAKE WINNEBAGO PWS provide?
LAKE WINNEBAGO PWS sources its water from purchased groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is MO1010880.
How does LAKE WINNEBAGO PWS compare to other utilities in Missouri?
LAKE WINNEBAGO PWS scores 89/100 with a grade of A (excellent). This places it among the higher-performing utilities in the state. Visit our Missouri state page for a full comparison of water systems.