Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

Cobalt

Corning City

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

 

10

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND50ND
2014ND50ND
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
2013-12-02201312030348AMND
2013-12-02201312030350AMND
2013-12-02201312030344AMND
2013-12-02201312030342AMND
2013-12-02201312030346AMND
2014-06-09201406100309AMND
2014-06-09201406100307AMND
2014-06-09201406100311AMND
2014-06-09201406100303AMND
2014-06-09201406100305AMND