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EWG's Tap Water Database — 2019 UPDATE

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Cobalt

City of Santa Barbara Water Department

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
2013N/A00N/A
2014ND220ND
2015ND20ND
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
2014-03-17201403180207AMND
2014-03-17201403180209AMND
2014-03-18201403190612AMND
2014-03-18201403190597AMND
2014-03-18201403190624AMND
2014-03-18201403190587AMND
2014-03-25201403260379AMND
2014-03-25201403260346AMND
2014-06-11201406120307AMND
2014-06-11201406120329AMND
2014-06-11201406120320AMND
2014-09-24201409250511AMND
2014-09-24201409250443AMND
2014-09-24201409250531AMND
2014-09-24201409250330AMND
2014-09-24201409250432AMND
2014-09-24201409250519AMND
2014-09-29201409300386AMND
2014-10-22201410230179AMND
2014-12-17201412180234AMND
2014-12-17201412180230AMND
2014-12-23201412240447AMND
2015-01-14201501150410AMND
2015-07-14201507150470AMND