Know Your Environment. Protect Your Health.

Cobalt

Aquarion Water Company of Connecticut - Greenwich System

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

 

24

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND180ND
2015ND60ND
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
2014-04-01201404020466AMND
2014-04-01201404020547AMND
2014-04-01201404020496AMND
2014-04-01201404020433AMND
2014-04-01201404020445AMND
2014-04-01201404020437AMND
2014-07-07201407080373AMND
2014-07-07201407080375AMND
2014-07-07201407080377AMND
2014-07-07201407080369AMND
2014-07-07201407080371AMND
2014-07-07201407080364AMND
2014-10-16201410180110AMND
2014-10-16201410180096AMND
2014-10-16201410180100AMND
2014-10-16201410180104AMND
2014-10-16201410180098AMND
2014-10-16201410180094AMND
2015-01-06201501070610AMND
2015-01-06201501070544AMND
2015-01-06201501070585AMND
2015-01-06201501070580AMND
2015-02-04201502050737AMND
2015-02-04201502050741AMND