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WaterSafety

Waterbury Water Department

Waterbury, Connecticut · PWSID: CT1510011

C
Water Safety Score
75/100
107,271
Population Served
Surface water
Source Type
0
Health Violations
0
Contaminant Exceedances

Detected Contaminants

ContaminantDetected LevelMCL (Limit)StatusSample Date
Combined Filter Effluent0.5 NTU1 NTUWithin LimitDec 30, 2016
E. coli0 presence0 presenceWithin LimitFeb 1, 2017
Total Coliform (TCR)2.5 % positive5 % positiveWithin LimitJul 1, 2021

Violation History

Combined Filter Effluent
Treatment TechniqueDec 30, 2016 - Mar 24, 2017
Resolved
Enforcement: 1597
E. coli
MonitoringFeb 1, 2017 - Jul 18, 2018
Resolved
Enforcement: 1599
Total Coliform (TCR)
Treatment TechniqueJul 1, 2021 - Jun 30, 2021
Resolved
Enforcement: 1610
Total Coliform (TCR)
MonitoringAug 10, 2021 - Jun 30, 2021
Resolved
Enforcement: 1609
Total Coliform (TCR)
MonitoringAug 10, 2021 - Jun 30, 2021
Resolved
Enforcement: 1611
Total Coliform (TCR)
MonitoringAug 10, 2022 - Oct 25, 2022
Resolved
Enforcement: 1614
Total Coliform (TCR)
MonitoringAug 10, 2022 - Oct 25, 2022
Resolved
Enforcement: 1614
Combined Filter Effluent
Treatment TechniqueDec 30, 2022 - Feb 9, 2023
Resolved
Enforcement: 1616
Combined Filter Effluent
Treatment TechniqueDec 30, 2022 - Feb 9, 2023
Resolved
Enforcement: 1616
Total Coliform (TCR)
Treatment TechniqueJul 1, 2024 - Jul 15, 2024
Resolved
Enforcement: 1619

Frequently Asked Questions

Waterbury Water Department has a Water Safety Score of C (75/100). The system serves 107,271 people and has 0 health violations on record. Check the contaminant table above for specific detected substances.

Waterbury Water Department has 0 contaminant exceedances above EPA health guidelines. See the full contaminant detection table above for all tested substances and their levels relative to legal limits and health guidelines.

The Water Safety Score (0-100, grades A through F) is based on contaminant levels relative to legal limits, health guideline exceedances, violation history, and enforcement actions. Higher scores indicate fewer concerns.

If your water system has violations, request the Consumer Confidence Report from your utility, consider getting an independent water test from a certified lab, and look into certified water filters for specific contaminants of concern. For lead, run cold water for 30 seconds before drinking.

Sources: EPA SDWIS, EWG Tap Water Database
Last updated:

Water quality data sourced from EPA's Safe Drinking Water Information System (SDWIS). Safety scores are calculated based on contaminant levels, violations, and enforcement history. This is not a substitute for your utility's official Consumer Confidence Report.