Know Your Environment. Protect Your Health.

Cobalt

Lincoln County Board of Public Utilities #1

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

 

32

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20141.14 ppb162ND - 13.0 ppb
20150.363 ppb161ND - 5.80 ppb
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 Result
2014-09-22ND
2014-09-22ND
2014-09-22ND
2014-09-22ND
2014-09-22ND
2014-09-225.30 ppb
2014-09-22ND
2014-09-22ND
2014-12-15ND
2014-12-15ND
2014-12-15ND
2014-12-15ND
2014-12-15ND
2014-12-15ND
2014-12-15ND
2014-12-1513.0 ppb
2015-03-165.80 ppb
2015-03-16ND
2015-03-16ND
2015-03-16ND
2015-03-16ND
2015-03-16ND
2015-03-16ND
2015-03-16ND
2015-06-23ND
2015-06-23ND
2015-07-07ND
2015-07-07ND
2015-07-07ND
2015-07-07ND
2015-08-03ND
2015-08-03ND