Know Your Environment. Protect Your Health.

Cobalt

Olympic View Water & Sewer District

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

 

15

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND80ND
2015ND70ND
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
2014-07-14201407150325AMND
2014-07-14201407150330AMND
2014-07-14201407150366AMND
2014-07-14201407150400AMND
2014-10-27201410280544AMND
2014-10-27201410280383AMND
2014-10-27201410280503AMND
2014-10-27201410280619AMND
2015-01-13201501150011AMND
2015-01-13201501140645AMND
2015-01-13201501140505AMND
2015-01-13201501140776AMND
2015-04-14201504160462AMND
2015-04-15201504160457AMND
2015-04-15201504160333AMND