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EWG's Tap Water Database

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Cobalt

Bath County Water District

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

 

20

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2010N/A00N/A
2011N/A00N/A
2012N/A00N/A
2013N/A00N/A
2014N/A00N/A
2015ND200ND

ppb = parts per billion.

State and national drinking water standards and health guidelines

Health Guideline 70 ppb

The 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
2015-01-08201501200088AMND
2015-01-08201501200118AMND
2015-01-08201501200120AMND
2015-01-08201501200116AMND
2015-01-08201501200090AMND
2015-04-13201504170333AMND
2015-04-13201504170332AMND
2015-04-13201504170326AMND
2015-04-13201504170328AMND
2015-04-13201504170327AMND
2015-07-21201507290066AMND
2015-07-21201507290070AMND
2015-07-21201507290074AMND
2015-07-21201507290068AMND
2015-07-21201507290072AMND
2015-10-14201510210068AMND
2015-10-14201510210076AMND
2015-10-14201510210070AMND
2015-10-14201510210072AMND
2015-12-02201512100067AMND