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EWG's Tap Water Database — 2019 UPDATE

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Cobalt

City of Kearney

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

 

12

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
2014ND120ND
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
2014-03-192994440ND
2014-03-192994407ND
2014-03-192994413ND
2014-04-153008783ND
2014-06-103041632ND
2014-06-103041655ND
2014-09-163105005ND
2014-09-163105009ND
2014-09-163104996ND
2014-09-163104992ND
2014-12-093152510ND
2014-12-093152702ND