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EWG's Tap Water Database — 2019 UPDATE

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Cobalt

El Paso Water Company

NOTE: El Paso Water Company purchases water from City of Wichita which is required to test for cobalt. Sample information shown below was taken by City of Wichita.

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

 

6

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012N/A00N/A
2013ND60ND
2014ND20ND
2015ND40ND
2016N/A00N/A
2017N/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

NOTE: El Paso Water Company purchases water from City of Wichita which is required to test for cobalt. Sample information shown below was taken by City of Wichita.

Date Lab ID Result
2014-12-08201412100408AMND
2014-12-08201412100786AMND
2015-03-09201503110693AMND
2015-03-09201503120210AMND
2015-06-22201506240328AMND
2015-06-22201506240331AMND