F0/100
BRISTOL WATER DEPARTMENT — Water Quality Report 2026
Serving 52,079 people · Connecticut
Water Source
Surface Water
County
—
System ID
CT0170011
Violations
118
Contaminant Test Results
EPA Violation History
2
Violations (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Surface water treatment technique failure
When: August 10, 2025 – September 25, 2025Enforcement: Resolving — corrective action underway
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2022 – October 5, 2022Enforcement: 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 BRISTOL WATER DEPARTMENT
Is BRISTOL WATER DEPARTMENT water safe to drink?
BRISTOL WATER DEPARTMENT water receives a grade of F (0/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 118 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has BRISTOL WATER DEPARTMENT detected?
69 contaminants were tested in BRISTOL WATER DEPARTMENT's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does BRISTOL WATER DEPARTMENT have any EPA violations?
Yes, BRISTOL WATER DEPARTMENT has 118 EPA violation(s) on record, with the most recent in 2025. Violation types include Other, MR, MCL. 2 are health-based violations.
How many people does BRISTOL WATER DEPARTMENT serve?
BRISTOL WATER DEPARTMENT serves approximately 52,079 people, Connecticut. The system provides water to 5 communities: Bristol, Burlington, Plainville, Plymouth, Southington.
What type of water does BRISTOL WATER DEPARTMENT provide?
BRISTOL WATER DEPARTMENT 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 CT0170011.
How does BRISTOL WATER DEPARTMENT compare to other utilities in Connecticut?
BRISTOL WATER DEPARTMENT scores 0/100 with a grade of F (failing). This score suggests significant water quality concerns relative to other utilities. Visit our Connecticut state page for a full comparison of water systems.