C40/100
WINDSOR PWS — Water Quality Report 2026
Serving 2,900 people · Missouri
Water Source
Groundwater
County
—
System ID
MO1010865
Violations
24
Contaminant Test Results
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2018.
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 WINDSOR PWS
Is WINDSOR PWS water safe to drink?
WINDSOR PWS water receives a grade of C (40/100), which is considered fair. 0 contaminant(s) exceed EPA legal limits and 24 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has WINDSOR PWS detected?
1 contaminants were tested in WINDSOR PWS's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does WINDSOR PWS have any EPA violations?
Yes, WINDSOR PWS has 24 EPA violation(s) on record, with the most recent in 2018. Violation types include MR, MCL, Other. 9 are health-based violations.
How many people does WINDSOR PWS serve?
WINDSOR PWS serves approximately 2,900 people, Missouri. The system provides water to 1 community: Windsor.
What type of water does WINDSOR PWS provide?
WINDSOR PWS sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is MO1010865.
How does WINDSOR PWS compare to other utilities in Missouri?
WINDSOR PWS scores 40/100 with a grade of C (fair). This score indicates room for improvement compared to other utilities. Visit our Missouri state page for a full comparison of water systems.