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EWG's Tap Water Database — 2021 UPDATE

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Cobalt

Prattville

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

MORE ABOUT THIS CONTAMINANT

 

50

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND500ND
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
2014-06-243052190ND
2014-06-243052118ND
2014-06-243052320ND
2014-06-243052969ND
2014-06-243052194ND
2014-06-243052126ND
2014-06-243052273ND
2014-06-243052241ND
2014-06-243052091ND
2014-06-243052075ND
2014-06-243052122ND
2014-06-243052203ND
2014-06-243052136ND
2014-06-253052927ND
2014-06-253052876ND
2014-06-253052737ND
2014-06-253052931ND
2014-06-253052923ND
2014-06-253052880ND
2014-06-253052826ND
2014-06-253052956ND
2014-06-253052872ND
2014-06-253052965ND
2014-06-253052834ND
2014-09-293117468ND
2014-10-293130935ND
2014-12-163157252ND
2014-12-163156959ND
2014-12-163156905ND
2014-12-163157347ND
2014-12-163157384ND
2014-12-163157279ND
2014-12-163157138ND
2014-12-163157396ND
2014-12-163157283ND
2014-12-163157142ND
2014-12-163157287ND
2014-12-163157355ND
2014-12-183159246ND
2014-12-183159434ND
2014-12-183159395ND
2014-12-183159417ND
2014-12-183159232ND
2014-12-183159286ND
2014-12-183159236ND
2014-12-183159408ND
2014-12-183159421ND
2014-12-183159425ND
2014-12-183159386ND
2014-12-183159404ND