Know Your Environment. Protect Your Health.

Cobalt

Meriden Water Division

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

 

44

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND80ND
2014ND360ND
2015N/A00N/A
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
2013-01-082762402ND
2013-01-082762392ND
2013-04-092806655ND
2013-04-092807814ND
2013-07-092854607ND
2013-07-092854692ND
2013-10-082910001ND
2013-10-082909983ND
2014-02-112971674ND
2014-02-112971711ND
2014-02-112971678ND
2014-02-112971756ND
2014-02-112971749ND
2014-03-112990053ND
2014-03-112990271ND
2014-03-112990187ND
2014-03-112990080ND
2014-03-112990234ND
2014-03-122990251ND
2014-04-243014835ND
2014-04-243014833ND
2014-05-143026121ND
2014-05-143026055ND
2014-05-143026113ND
2014-05-143026086ND
2014-05-143026044ND
2014-08-123081388ND
2014-08-143083483ND
2014-08-143083503ND
2014-08-143083471ND
2014-08-143083478ND
2014-09-093100349ND
2014-09-093100418ND
2014-09-093100403ND
2014-09-093100374ND
2014-09-093100407ND
2014-09-093100338ND
2014-09-093100391ND
2014-09-093100353ND
2014-11-123137945ND
2014-11-123137930ND
2014-11-123137941ND
2014-12-163157197ND
2014-12-163157202ND