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EWG's Tap Water Database — 2021 UPDATE

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Cobalt

Lamont Public Utility District

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

 

27

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014N/A00N/A
2015ND270ND
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
2015-01-23201501240358AMND
2015-01-23201501240382AMND
2015-01-23201501240370AMND
2015-01-23201501240346AMND
2015-01-23201501240366AMND
2015-02-09201502100612AMND
2015-02-09201502100340AMND
2015-06-22201506230377AMND
2015-06-22201506230783AMND
2015-06-22201506230346AMND
2015-06-22201506230843AMND
2015-06-22201506230847AMND
2015-06-22201506230889AMND
2015-06-22201506230410AMND
2015-07-10201506080003AMND
2015-07-10201506080008AMND
2015-07-10201506080001AMND
2015-07-10201506080005AMND
2015-07-10201506080004AMND
2015-07-10201506080016AMND
2015-07-10201506080020AMND
2015-07-10201506080018AMND
2015-07-10201506080017AMND
2015-07-10201506080021AMND
2015-07-10201506080015AMND
2015-07-10201506080006AMND
2015-07-10201506080007AMND