Know Your Environment. Protect Your Health.

Cobalt

Aquarion Water Company of Connecticut - Stamford

Cobalt is a metal found throughout the environment; people may be exposed to cobalt in air, food and drinking water.

 

16

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND40ND
2015ND120ND
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A
2020N/A00N/A
2021N/A00N/A
2022N/A00N/A
2023N/A00N/A

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 70 ppb

The EWG Health Guideline of 70 ppb for cobalt was defined by the Environmental Protection Agency as a benchmark for testing under the Unregulated Contaminant Monitoring Rule program. This health guideline protects against change in blood chemistry.

ppb = parts per billion

All test results

Date Lab ID Result
2014-12-03201412040548AMND
2014-12-03201412040533AMND
2014-12-03201412040318AMND
2014-12-03201412040252AMND
2015-03-02201503030264AMND
2015-03-02201503030685AMND
2015-03-02201503030626AMND
2015-03-02201503030430AMND
2015-06-01201506020356AMND
2015-06-01201506020595AMND
2015-06-01201506020338AMND
2015-06-01201506020352AMND
2015-09-08201509090336AMND
2015-09-08201509090316AMND
2015-09-21201509230161AMND
2015-09-21201509230166AMND