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EWG's Tap Water Database — 2021 UPDATE

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Cobalt

Bermuda Water Company Inc

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

 

28

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND140ND
2015ND140ND
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A

ppb = parts per billion

State and national drinking water standards and health guidelines

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
2014-11-11201411130818AMND
2014-11-11201411130829AMND
2014-11-11201411140279AMND
2014-11-11201411140188AMND
2014-11-11201411130857AMND
2014-11-19201411200340AMND
2014-11-19201411200428AMND
2014-11-19201411200358AMND
2014-11-19201411200305AMND
2014-11-19201411200396AMND
2014-11-19201411200404AMND
2014-11-23201411260259AMND
2014-12-22201412230669AMND
2014-12-22201412230650AMND
2015-05-05201505060262AMND
2015-05-05201505060292AMND
2015-05-05201505060267AMND
2015-05-18201505190309AMND
2015-05-18201505190557AMND
2015-05-18201505190485AMND
2015-05-19201505200254AMND
2015-05-19201505200411AMND
2015-05-19201505200659AMND
2015-05-19201505200329AMND
2015-05-19201505200657AMND
2015-05-26201505270246AMND
2015-06-08201506090627AMND
2015-06-08201506090260AMND