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EWG's Tap Water Database — 2019 UPDATE

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Cobalt

Indiana American Water - Richmond

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

 

22

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012N/A00N/A
2013N/A00N/A
2014ND220ND
2015N/A00N/A
2016N/A00N/A
2017N/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
2014-03-1125036001ND
2014-03-1125035901ND
2014-03-1125035801ND
2014-03-1125035501ND
2014-03-1125036401ND
2014-03-1125036101ND
2014-06-1025888701ND
2014-06-1025889001ND
2014-06-1025889301ND
2014-06-1025888401ND
2014-06-1125888801ND
2014-09-083111853ND
2014-09-083111845ND
2014-09-0826867801ND
2014-09-0826867501ND
2014-09-083111851ND
2014-09-083111855ND
2014-12-093159868ND
2014-12-093159923ND
2014-12-093159853ND
2014-12-093159855ND
2014-12-093159872ND