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EWG's Tap Water Database — 2021 UPDATE

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Cobalt

Cameron Parish Water and Water Works District 1

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

 

14

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND140ND
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
2014-02-11103720PND
2014-02-11103721PND
2014-02-11103722PND
2014-02-11103723PND
2014-02-11103724PND
2014-02-11303843PND
2014-02-11303844PND
2014-08-12107791PND
2014-08-12107792PND
2014-08-12107793PND
2014-08-12107794PND
2014-08-12107795PND
2014-08-12307912PND
2014-08-12307913PND