Know Your Environment. Protect Your Health.

Cobalt

CTWC - Naugatuck Region-Central System

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

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND100ND
2014ND20ND
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
2013-05-29201305300168AMND
2013-05-29201305300148AMND
2013-05-29201305300170AMND
2013-05-29201305300192AMND
2013-08-13201308140348AMND
2013-08-13201308140321AMND
2013-11-18201311190229AMND
2013-11-18201311190238AMND
2013-11-19201311200347AMND
2013-11-19201311200412AMND
2014-02-11201402120585AMND
2014-02-11201402120467AMND