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EWG's Tap Water Database — 2021 UPDATE

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Cobalt

Fort Bend County WCID 2

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
2013ND60ND
2014ND80ND
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
2013-07-162858988ND
2013-07-162859000ND
2013-07-172860296ND
2013-07-172860315ND
2013-07-182861548ND
2013-07-182861535ND
2014-01-132956814ND
2014-01-132956808ND
2014-01-142957619ND
2014-01-142957629ND
2014-01-152958649ND
2014-01-152958637ND
2014-01-162959133ND
2014-01-162959143ND