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EWG's Tap Water Database — 2021 UPDATE

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Cobalt

Aqua Pa Bensalem

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

 

16

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND120ND
2015ND40ND
2016N/A00N/A
2017N/A00N/A
2018N/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
2014-05-21AE33720ND
2014-05-22AE34194ND
2014-05-23AE34250ND
2014-05-23AE34247ND
2014-08-27AE46273ND
2014-08-27AE46276ND
2014-08-27AE46282ND
2014-08-28AE46366ND
2014-11-19AE57228ND
2014-11-21AE57356ND
2014-11-21AE57985ND
2014-11-21AE57353ND
2015-02-18AE66485ND
2015-02-18AE66105ND
2015-02-19AE66468ND
2015-02-20AE66469ND