Know Your Environment. Protect Your Health.

Cobalt

CTWC - Shoreline Region-Guilford System

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
2014ND240ND
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
2014-02-10201402110107AMND
2014-02-10201402110093AMND
2014-02-10201402110109AMND
2014-02-11201402120403AMND
2014-02-11201402120573AMND
2014-02-11201402120674AMND
2014-02-11201402120438AMND
2014-02-11201402120405AMND
2014-02-24201402250182AMND
2014-04-08201404090510AMND
2014-04-08201404090427AMND
2014-05-21201405220336AMND
2014-05-21201405220417AMND
2014-08-04201408050412AMND
2014-08-04201408050418AMND
2014-08-04201408050337AMND
2014-08-04201408050384AMND
2014-08-25201408270547AMND
2014-08-25201408260368AMND
2014-08-26201408270820AMND
2014-08-26201408270836AMND
2014-08-26201408270840AMND
2014-11-18201411190581AMND
2014-11-18201411190387AMND