Know Your Environment. Protect Your Health.

Cobalt

Danbury Water Department

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

 

20

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND40ND
2015ND160ND
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
2014-11-1935165597005AMND
2014-11-1935165597007AMND
2014-11-1935165597001AMND
2014-11-1935165597003AMND
2015-02-1135175705007AMND
2015-02-1135175705005AMND
2015-02-1135175705003AMND
2015-02-1135175705001AMND
2015-05-2135190094003AMND
2015-05-2135190094005AMND
2015-05-2135190094007AMND
2015-05-2135190094001AMND
2015-08-2635205368003AMND
2015-08-2635205368005AMND
2015-08-2635205368001AMND
2015-08-2635205368007AMND
2015-09-2835209569005AMND
2015-09-2835209569007AMND
2015-09-2835209569001AMND
2015-09-2835209569003AMND