Know Your Environment. Protect Your Health.

Cobalt

Regional Water Authority

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

 

36

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND360ND
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
2014-01-2135123679019AMND
2014-01-2135123679025AMND
2014-01-2135123679023AMND
2014-01-2135123679013AMND
2014-01-2135123679011AMND
2014-01-2135123679016AMND
2014-01-2135123679033AMND
2014-01-2135123679039AMND
2014-01-2135123679035AMND
2014-01-2135123679037AMND
2014-01-2135123679001AMND
2014-01-2135123679029AMND
2014-01-2135123679017AMND
2014-01-2135123679021AMND
2014-01-2135123679007AMND
2014-01-2135123679027AMND
2014-01-2135123679005AMND
2014-01-2135123679009AMND
2014-01-2135123679031AMND
2014-01-2135123679003AMND
2014-04-2835135837001AMND
2014-04-2835135837011AMND
2014-04-2835135837003AMND
2014-04-2835135837007AMND
2014-04-2835135837005AMND
2014-04-2835135837009AMND
2014-04-2935136068001AMND
2014-04-2935136068003AMND
2014-10-212036262004ND
2014-10-212036262001ND
2014-10-212036262005ND
2014-10-212036262006ND
2014-10-212036262007ND
2014-10-212036262003ND
2014-10-212036262008ND
2014-10-212036262002ND