Menu

EWG's Tap Water Database — 2019 UPDATE

Donate

Cobalt

Atlantic City Municipal Utilities Authority

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

 

11

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012N/A00N/A
2013N/A00N/A
2014N/A00N/A
20150.409 ppb113ND - 1.60 ppb
2016N/A00N/A
2017N/A00N/A

ppb = parts per billion

State and national drinking water standards and health guidelines

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
2015-02-2535177697001AM1.60 ppb
2015-02-2535177697005AMND
2015-02-2535177697003AMND
2015-05-2735191415001AMND
2015-05-2735191415003AMND
2015-08-1935204721001AM1.40 ppb
2015-08-1935204721005AMND
2015-08-1935204721003AMND
2015-11-0935216151005AMND
2015-11-0935216151001AM1.50 ppb
2015-11-0935216151003AMND