A90/100
DUNKIRK WATER DEPARTMENT — Water Quality Report 2026
Serving 2,305 people · Indiana
Water Source
Groundwater
County
—
System ID
IN5238001
Violations
10
Contaminant Test Results
EPA Violation History
5
Violations (last 5yr)
1
Unresolved
0
Health-Related
TIER 3Unresolved
Surface water treatment technique failure
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2023 – August 10, 2023Enforcement: Resolving — corrective action underway
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2022 – September 22, 2022Enforcement: Resolving — corrective action underway
TIER 3Resolved
Failed Level 2 Assessment under Revised Total Coliform Rule
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: January 1, 2022 – December 31, 2022Rule: Stage 2 DBPREnforcement: Resolving — corrective action underway
TIER 3Resolved
Failed Level 2 Assessment under Revised Total Coliform Rule
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: January 1, 2022 – December 31, 2022Rule: Stage 2 DBPREnforcement: 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 DUNKIRK WATER DEPARTMENT
Is DUNKIRK WATER DEPARTMENT water safe to drink?
DUNKIRK WATER DEPARTMENT water receives a grade of A (90/100), which is considered excellent. Out of 1 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has DUNKIRK WATER DEPARTMENT detected?
1 contaminants were tested in DUNKIRK WATER DEPARTMENT's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does DUNKIRK WATER DEPARTMENT have any EPA violations?
Yes, DUNKIRK WATER DEPARTMENT has 10 EPA violation(s) on record, with the most recent in 2025. Violation types include Other, MR, RPT.
How many people does DUNKIRK WATER DEPARTMENT serve?
DUNKIRK WATER DEPARTMENT serves approximately 2,305 people, Indiana. The system provides water to 1 community: Dunkirk.
What type of water does DUNKIRK WATER DEPARTMENT provide?
DUNKIRK WATER DEPARTMENT sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is IN5238001.
How does DUNKIRK WATER DEPARTMENT compare to other utilities in Indiana?
DUNKIRK WATER DEPARTMENT scores 90/100 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.