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EWG's Tap Water Database — 2021 UPDATE

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Cobalt

Eufaula Water Works

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

MORE ABOUT THIS CONTAMINANT

 

28

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND280ND
2014N/A00N/A
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
2013-03-05201303060586AMND
2013-03-05201303060588AMND
2013-03-05201303060592AMND
2013-03-05201303060590AMND
2013-03-05201303060584AMND
2013-03-05201303060608AMND
2013-03-05201303060612AMND
2013-03-05201303060610AMND
2013-03-05201303060581AMND
2013-03-20201303210125AMND
2013-03-20201303210070AMND
2013-03-20201303210127AMND
2013-03-20201303210118AMND
2013-03-20201303210120AMND
2013-09-16201309170535AMND
2013-09-16201309170524AMND
2013-09-16201309170575AMND
2013-09-16201309170556AMND
2013-09-16201309170466AMND
2013-09-16201309170549AMND
2013-09-16201309170578AMND
2013-09-16201309170526AMND
2013-09-16201309170541AMND
2013-09-16201309170492AMND
2013-09-16201309170502AMND
2013-09-16201309170498AMND
2013-09-16201309170528AMND
2013-09-16201309170600AMND