Know Your Environment. Protect Your Health.

Cobalt

Naval Base Kitsap At Bremerton

NOTE: Naval Base Kitsap At Bremerton purchases water from City of Bremerton which is required to test for cobalt. Sample information shown below was taken by City of Bremerton.

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

 

16

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND80ND
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

NOTE: Naval Base Kitsap At Bremerton purchases water from City of Bremerton which is required to test for cobalt. Sample information shown below was taken by City of Bremerton.

Date Lab ID Result
2013-09-04WA97-13-16667-37741ND
2013-09-04WA97-SE1-13-16667-37744ND
2013-09-04WA97-SE1-13-16667-37745ND
2013-09-04WA97-SE1-13-16667-37746ND
2013-09-04WA97-SE1-13-16667-37743ND
2013-09-04WA97-13-16667-37739ND
2013-12-04WA97-SE2-13-22910-52473ND
2013-12-04WA97-SE2-13-22910-52472ND
2014-03-04WA97-SE3-14-03841-9585ND
2014-03-04WA97-SE3-14-03841-9584ND
2014-03-04WA97-SE2-14-03841-9587ND
2014-03-04WA97-SE2-14-03841-9588ND
2014-03-04WA97-SE3-14-03841-9586ND
2014-03-04WA97-SE3-14-03841-9583ND
2014-06-03WA97-SE4-14-10137-24378ND
2014-06-03WA97-SE1-14-10137-24377ND