A88/100
CTWC - NAUGATUCK REGION-CENTRAL SYSTEM — Water Quality Report 2026
Serving 22,735 people · Connecticut
Water Source
Surface Water
County
—
System ID
CT0880011
Violations
8
Contaminant Test Results
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2010.
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 CTWC - NAUGATUCK REGION-CENTRAL SYSTEM
Is CTWC - NAUGATUCK REGION-CENTRAL SYSTEM water safe to drink?
CTWC - NAUGATUCK REGION-CENTRAL SYSTEM water receives a grade of A (88/100), which is considered excellent. Out of 69 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has CTWC - NAUGATUCK REGION-CENTRAL SYSTEM detected?
69 contaminants were tested in CTWC - NAUGATUCK REGION-CENTRAL SYSTEM's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does CTWC - NAUGATUCK REGION-CENTRAL SYSTEM have any EPA violations?
Yes, CTWC - NAUGATUCK REGION-CENTRAL SYSTEM has 8 EPA violation(s) on record, with the most recent in 2010. Violation types include MR, MCL. 1 are health-based violations.
How many people does CTWC - NAUGATUCK REGION-CENTRAL SYSTEM serve?
CTWC - NAUGATUCK REGION-CENTRAL SYSTEM serves approximately 22,735 people, Connecticut. The system provides water to 4 communities: Beacon Falls, Naugatuck, Prospect, Waterbury.
What type of water does CTWC - NAUGATUCK REGION-CENTRAL SYSTEM provide?
CTWC - NAUGATUCK REGION-CENTRAL SYSTEM 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 CT0880011.
How does CTWC - NAUGATUCK REGION-CENTRAL SYSTEM compare to other utilities in Connecticut?
CTWC - NAUGATUCK REGION-CENTRAL SYSTEM scores 88/100 with a grade of A (excellent). This places it among the higher-performing utilities in the state. Visit our Connecticut state page for a full comparison of water systems.