Know Your Environment. Protect Your Health.

Cobalt

Longview, Town of

NOTE: Longview, Town of purchases water from City of Hickory which is required to test for cobalt. Sample information shown below was taken by City of Hickory.

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

 

8

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2015ND60ND
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

NOTE: Longview, Town of purchases water from City of Hickory which is required to test for cobalt. Sample information shown below was taken by City of Hickory.

Date Lab ID Result
2014-08-1135149925001AMND
2014-08-1135149925003AMND
2014-11-1235163668003AMND
2014-11-1235163668001AMND
2015-02-1635175958003AMND
2015-02-1635175958001AMND
2015-05-0835187552003AMND
2015-05-0835187552001AMND