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EWG's Tap Water Database — 2019 UPDATE

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Cobalt

Kingman Municipal Water

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

 

24

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
2015ND120ND
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
2014-11-10B4K1008-05ND
2014-11-10B4K1008-17ND
2014-11-10B4K1008-09ND
2014-11-10B4K1008-21ND
2014-11-10B4K1008-13ND
2014-11-10B4K1008-01ND
2014-11-10B4K1008-07ND
2014-11-10B4K1008-19ND
2014-11-10B4K1008-23ND
2014-11-10B4K1008-03ND
2014-11-10B4K1008-15ND
2014-11-10B4K1008-11ND
2015-05-11B5E1040-01ND
2015-05-11B5E1040-13ND
2015-05-11B5E1040-05ND
2015-05-11B5E1040-17ND
2015-05-11B5E1040-19ND
2015-05-11B5E1040-07ND
2015-05-11B5E1040-15ND
2015-05-11B5E1040-03ND
2015-05-11B5E1040-11ND
2015-05-11B5E1040-23ND
2015-05-11B5E1040-21ND
2015-05-11B5E1040-09ND