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EWG's Tap Water Database — 2021 UPDATE

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Cobalt

City of Jasper

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
2013ND80ND
2014ND80ND
2015N/A00N/A
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
2013-09-05Q1306679003ND
2013-09-05Q1306679007ND
2013-09-05Q1306679001ND
2013-09-05Q1306679015ND
2013-09-05Q1306679013ND
2013-09-05Q1306679011ND
2013-09-05Q1306679009ND
2013-09-05Q1306679005ND
2014-03-24Q1409246001ND
2014-03-24Q1409246003ND
2014-03-24Q1409246007ND
2014-03-24Q1409246015ND
2014-03-24Q1409246009ND
2014-03-24Q1409246011ND
2014-03-24Q1409246013ND
2014-03-24Q1409246005ND