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EWG's Tap Water Database — 2019 UPDATE

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Cobalt

Municipality of Anchorage

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

 

32

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
2014N/A00N/A
2015ND320ND
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
2015-03-023198266ND
2015-03-023198474ND
2015-03-023198296ND
2015-03-023198284ND
2015-03-023198254ND
2015-03-033199538ND
2015-03-033199569ND
2015-03-033199490ND
2015-03-033199580ND
2015-03-033199512ND
2015-03-033199501ND
2015-03-133206994ND
2015-03-133206976ND
2015-06-123262422ND
2015-06-123262426ND
2015-06-243269669ND
2015-09-163324804ND
2015-09-163324859ND
2015-09-163324893ND
2015-09-163324840ND
2015-09-163324824ND
2015-09-163324908ND
2015-09-233329784ND
2015-09-233329736ND
2015-09-233329149ND
2015-09-233329760ND
2015-10-303351043ND
2015-10-303351054ND
2015-10-303351072ND
2015-12-153375816ND
2015-12-153375767ND
2015-12-153375775ND