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EWG's Tap Water Database — 2021 UPDATE

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Cobalt

City of Kyle

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

 

24

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND120ND
2015ND120ND
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
2014-08-26Q1439360009ND
2014-08-26Q1439360007ND
2014-08-26Q1439360013ND
2014-08-26Q1439360011ND
2014-08-26Q1439360015ND
2014-08-26Q1439360003ND
2014-08-26Q1439360001ND
2014-08-26Q1439360005ND
2014-11-18Q1456150003ND
2014-11-18Q1456150005ND
2014-11-18Q1456150007ND
2014-11-18Q1456150001ND
2015-02-23Q1506938001ND
2015-02-23Q1506938011ND
2015-02-23Q1506938009ND
2015-02-23Q1506938007ND
2015-02-23Q1506938013ND
2015-02-23Q1506938015ND
2015-02-23Q1506938003ND
2015-02-23Q1506938005ND
2015-05-14Q1517745001ND
2015-05-14Q1517745003ND
2015-05-14Q1517745007ND
2015-05-14Q1517745005ND