Know Your Environment. Protect Your Health.

Cobalt

Sunrise Water Authority

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

 

30

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20130.173 ppb111ND - 1.90 ppb
20140.0947 ppb191ND - 1.80 ppb
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A
2020N/A00N/A
2021N/A00N/A
2022N/A00N/A
2023N/A00N/A

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

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
2013-10-281056382016ND
2013-10-281056382010ND
2013-10-281056382004ND
2013-10-281056382007ND
2013-10-2810563820011.90 ppb
2013-10-281056382013ND
2013-10-291056382019ND
2013-10-291056382022ND
2013-10-291056382027ND
2013-10-291056382024ND
2013-10-291056382029ND
2014-01-211068625004ND
2014-01-211068625001ND
2014-01-211068625007ND
2014-01-211068625009ND
2014-04-282004370027ND
2014-04-282004370015ND
2014-04-282004370023ND
2014-04-282004370021ND
2014-04-282004370025ND
2014-04-282004370018ND
2014-04-292004370012ND
2014-04-2920043700011.80 ppb
2014-04-292004370004ND
2014-04-292004370010ND
2014-04-292004370007ND
2014-07-282020859008ND
2014-07-282020859003ND
2014-07-282020859001ND
2014-07-282020859005ND