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EWG's Tap Water Database — 2021 UPDATE

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Cobalt

City of Turlock

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

 

20

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND200ND
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
2014-03-17201403220242AMND
2014-03-17201403220240AMND
2014-03-17201403220115AMND
2014-03-17201403220238AMND
2014-03-17201403210427AMND
2014-03-17201403220244AMND
2014-03-17201403210435AMND
2014-03-17201403210429AMND
2014-03-17201403210431AMND
2014-03-17201403210422AMND
2014-09-09201409120715AMND
2014-09-09201409120711AMND
2014-09-09201409120522AMND
2014-09-09201409120723AMND
2014-09-09201409120708AMND
2014-09-09201409120520AMND
2014-09-09201409120698AMND
2014-09-09201409120705AMND
2014-09-10201409120718AMND
2014-09-10201409120686AMND