A92/100
DAYTON WATER UTILITY — Water Quality Report 2026
Serving 1,420 people · Indiana
Water Source
Purchased Groundwater
County
—
System ID
IN5279021
Violations
8
Contaminant Test Results
EPA Violation History
3
Violations (last 5yr)
2
Unresolved
0
Health-Related
TIER 3Unresolved
Surface water treatment technique failure
TIER 3Unresolved
Violation related to Turbidity
When: April 11, 2025Rule: Ground Water RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Resolved
Monitoring Violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: October 1, 2024 – October 31, 2024Rule: 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 DAYTON WATER UTILITY
Is DAYTON WATER UTILITY water safe to drink?
DAYTON WATER UTILITY water receives a grade of A (92/100), which is considered excellent. Out of 1 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has DAYTON WATER UTILITY detected?
1 contaminants were tested in DAYTON WATER UTILITY's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does DAYTON WATER UTILITY have any EPA violations?
Yes, DAYTON WATER UTILITY has 8 EPA violation(s) on record, with the most recent in 2025. Violation types include Other, MON, MR.
How many people does DAYTON WATER UTILITY serve?
DAYTON WATER UTILITY serves approximately 1,420 people, Indiana. The system provides water to 1 community: Dayton.
What type of water does DAYTON WATER UTILITY provide?
DAYTON WATER UTILITY sources its water from purchased groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is IN5279021.
How does DAYTON WATER UTILITY compare to other utilities in Indiana?
DAYTON WATER UTILITY scores 92/100 with a grade of A (excellent). This places it among the higher-performing utilities in the state. Visit our Indiana state page for a full comparison of water systems.