Know Your Environment. Protect Your Health.

Cobalt

North Penn Water Authority

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

 

50

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2015ND500ND
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
2015-01-133170084ND
2015-01-133170142ND
2015-01-133170187ND
2015-01-133170241ND
2015-01-133170071ND
2015-01-133170109ND
2015-01-133170228ND
2015-01-133170006ND
2015-01-133170051ND
2015-01-133170219ND
2015-01-133170135ND
2015-01-133170065ND
2015-01-133170237ND
2015-01-133170019ND
2015-01-133170210ND
2015-01-133170183ND
2015-01-133170157ND
2015-01-133170038ND
2015-01-133170201ND
2015-01-133169999ND
2015-01-133170101ND
2015-01-133170197ND
2015-02-023180017ND
2015-04-083220921ND
2015-04-083220954ND
2015-07-143282138ND
2015-07-143282187ND
2015-07-143282223ND
2015-07-143282096ND
2015-07-143282092ND
2015-07-143282120ND
2015-07-143282151ND
2015-07-143282100ND
2015-07-143282196ND
2015-07-143282104ND
2015-07-143282108ND
2015-07-143282214ND
2015-07-143282160ND
2015-07-143282112ND
2015-07-143282147ND
2015-07-143282246ND
2015-07-143282129ND
2015-07-143282169ND
2015-07-143282178ND
2015-07-203283340ND
2015-07-203283344ND
2015-08-103296373ND
2015-08-103296367ND
2015-10-073336893ND
2015-10-073336889ND