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EWG's Tap Water Database — 2021 UPDATE

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Cobalt

Gainesville

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
2014N/A00N/A
2015ND140ND
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
2015-01-133169431ND
2015-01-133169542ND
2015-01-133169416ND
2015-01-133169427ND
2015-04-213228910ND
2015-04-213228903ND
2015-04-213228924ND
2015-04-213228935ND
2015-07-153280288ND
2015-07-213284505ND
2015-07-213284521ND
2015-07-293289998ND
2015-10-143341761ND
2015-10-143341581ND