Know Your Environment. Protect Your Health.

Cobalt

City of Dallas

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

 

8

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND20ND
2014ND60ND
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A
2020N/A00N/A
2021N/A00N/A
2022N/A00N/A
2023N/A00N/A

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

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
2013-12-05WA97-SE1-13-23008-52694ND
2013-12-05WA97-SE1-13-23008-52695ND
2014-03-06WA97-SE2-14-03982-9917ND
2014-03-06WA97-SE2-14-03982-9918ND
2014-06-05WA97-SE3-14-10368-24842ND
2014-06-05WA97-SE3-14-10368-24841ND
2014-09-04WA97-SE4-14-17771-40689ND
2014-09-04WA97-SE4-14-17771-40688ND