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EWG's Tap Water Database — 2019 UPDATE

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Cobalt

City of Angleton

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
2012N/A00N/A
2013ND120ND
2014ND120ND
2015N/A00N/A
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

Date Lab ID Result
2013-08-27Q1306185001ND
2013-08-27Q1306185011ND
2013-08-27Q1306185009ND
2013-08-27Q1306185007ND
2013-08-27Q1306185005ND
2013-08-27Q1306185003ND
2013-11-20Q1314129011ND
2013-11-20Q1314129009ND
2013-11-20Q1314129001ND
2013-11-20Q1314129007ND
2013-11-20Q1314129003ND
2013-11-20Q1314129005ND
2014-02-25Q1405933009ND
2014-02-25Q1405933007ND
2014-02-25Q1405933005ND
2014-02-25Q1405933011ND
2014-02-25Q1405933003ND
2014-02-25Q1405933001ND
2014-05-19Q1416779001ND
2014-05-19Q1416779005ND
2014-05-19Q1416779003ND
2014-05-19Q1416779011ND
2014-05-19Q1416779009ND
2014-05-19Q1416779007ND