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WaterSafety

Aquarion-Eastern Fairfield County

Shelton, Connecticut · PWSID: CT0150011

C
Water Safety Score
79/100
351,756
Population Served
Surface water
Source Type
0
Health Violations
0
Contaminant Exceedances

Detected Contaminants

ContaminantDetected LevelMCL (Limit)StatusSample Date
Total Coliform (TCR)2.5 % positive5 % positiveWithin LimitJul 1, 2018
Atrazine1.5 ppb3 ppbWithin LimitJan 1, 2016
Benzene2.5 ppb5 ppbWithin LimitJan 1, 2016
Chlorine2 ppm4 ppmWithin LimitNov 1, 2018
Combined Filter Effluent0.5 NTU1 NTUWithin LimitJan 1, 2020
Arsenic5 ppb10 ppbWithin LimitJan 1, 2021
Barium1000 ppb2000 ppbWithin LimitJan 1, 2021
Cadmium2.5 ppb5 ppbWithin LimitJan 1, 2021
Chromium50 ppb100 ppbWithin LimitJan 1, 2021
Cyanide100 ppb200 ppbWithin LimitJan 1, 2021
Fluoride2000 ppb4000 ppbWithin LimitJan 1, 2021
Mercury1 ppb2 ppbWithin LimitJan 1, 2021
Antimony3 ppb6 ppbWithin LimitJan 1, 2021
Beryllium2 ppb4 ppbWithin LimitJan 1, 2021
Thallium1 ppb2 ppbWithin LimitJan 1, 2021
Selenium25 ppb50 ppbWithin LimitJan 1, 2021

Violation History

Total Coliform (TCR)
Treatment TechniqueJul 1, 2018 - Jul 9, 2018
Resolved
Enforcement: 1111408
Contaminant 2005
Health-BasedJan 1, 2016 - Jul 1, 2019
Resolved
Enforcement: 1111431
Contaminant 2031
Health-BasedJan 1, 2016 - Jul 1, 2019
Resolved
Enforcement: 1111431
Contaminant 2032
Health-BasedJan 1, 2016 - Jul 1, 2019
Resolved
Enforcement: 1111431
Contaminant 2034
Health-BasedJan 1, 2016 - Jul 1, 2019
Resolved
Enforcement: 1111431
Contaminant 2035
Health-BasedJan 1, 2016 - Jul 1, 2019
Resolved
Enforcement: 1111431
Contaminant 2036
Health-BasedJan 1, 2016 - Jul 1, 2019
Resolved
Enforcement: 1111431
Contaminant 2037
Health-BasedJan 1, 2016 - Jul 1, 2019
Resolved
Enforcement: 1111431
Atrazine
Health-BasedJan 1, 2016 - Jul 1, 2019
Resolved
Enforcement: 1111431
Contaminant 2040
Health-BasedJan 1, 2016 - Jul 1, 2019
Resolved
Enforcement: 1111431

Frequently Asked Questions

Aquarion-Eastern Fairfield County has a Water Safety Score of C (79/100). The system serves 351,756 people and has 0 health violations on record. Check the contaminant table above for specific detected substances.

Aquarion-Eastern Fairfield County 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.