Know Your Environment. Protect Your Health.

Cobalt

City of Milwaukie

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

 

16

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND160ND
2014N/A00N/A
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
2013-04-22A3D0491-07AND
2013-04-22A3D0491-05AND
2013-04-22A3D0491-15AND
2013-04-22A3D0491-11AND
2013-04-22A3D0491-09AND
2013-04-22A3D0491-13AND
2013-04-22A3D0491-03AND
2013-04-22A3D0491-01AND
2013-10-16A3I1287-08AND
2013-10-16A3I1287-12AND
2013-10-16A3I1287-16AND
2013-10-16A3I1287-10AND
2013-10-16A3I1287-14AND
2013-10-16A3I1287-01AND
2013-10-16A3I1287-06AND
2013-10-16A3I1287-04AND