F0/100
VANDALIA PWS — Water Quality Report 2026
Serving 3,140 people · Missouri
Water Source
Surface Water
County
—
System ID
MO2010812
Violations
31
Contaminant Test Results
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2015.
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 VANDALIA PWS
Is VANDALIA PWS water safe to drink?
VANDALIA PWS water receives a grade of F (0/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 31 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has VANDALIA PWS detected?
1 contaminants were tested in VANDALIA PWS's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does VANDALIA PWS have any EPA violations?
Yes, VANDALIA PWS has 31 EPA violation(s) on record, with the most recent in 2015. Violation types include MCL, Other, MR. 28 are health-based violations.
How many people does VANDALIA PWS serve?
VANDALIA PWS serves approximately 3,140 people, Missouri. The system provides water to 1 community: Vandalia.
What type of water does VANDALIA PWS provide?
VANDALIA PWS sources its water from surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is MO2010812.
How does VANDALIA PWS compare to other utilities in Missouri?
VANDALIA PWS scores 0/100 with a grade of F (failing). This score suggests significant water quality concerns relative to other utilities. Visit our Missouri state page for a full comparison of water systems.