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EWG's Tap Water Database — 2021 UPDATE

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Cobalt

City of Pearland

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

MORE ABOUT THIS CONTAMINANT

 

44

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND240ND
2015ND200ND
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
2014-07-22Q1429772039ND
2014-07-22Q1429772023ND
2014-07-22Q1429772007ND
2014-07-22Q1429772001ND
2014-07-22Q1429772005ND
2014-07-22Q1429772025ND
2014-07-22Q1429772027ND
2014-07-22Q1429772031ND
2014-07-22Q1429772033ND
2014-07-22Q1429772035ND
2014-07-22Q1429772037ND
2014-07-22Q1429772041ND
2014-07-22Q1429772029ND
2014-07-22Q1429772017ND
2014-07-22Q1429772043ND
2014-07-22Q1429772015ND
2014-07-22Q1429772021ND
2014-07-22Q1429772013ND
2014-07-22Q1429772019ND
2014-07-22Q1429772003ND
2014-07-22Q1429772009ND
2014-07-22Q1429772011ND
2014-10-14Q1452266003ND
2014-10-14Q1452266001ND
2015-01-14Q1500706009ND
2015-01-14Q1500706019ND
2015-01-14Q1500706007ND
2015-01-14Q1500706011ND
2015-01-14Q1500706013ND
2015-01-14Q1500706035ND
2015-01-14Q1500706021ND
2015-01-14Q1500706027ND
2015-01-14Q1500706023ND
2015-01-14Q1500706025ND
2015-01-14Q1500706033ND
2015-01-14Q1500706029ND
2015-01-14Q1500706031ND
2015-01-14Q1500706015ND
2015-01-14Q1500706017ND
2015-01-14Q1500706003ND
2015-01-14Q1500706001ND
2015-01-14Q1500706005ND
2015-04-16Q1514321003ND
2015-04-16Q1514321001ND