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EWG's Tap Water Database — 2021 UPDATE

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Cobalt

Brookwood Comm. Water System

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

MORE ABOUT THIS CONTAMINANT

 

48

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20141.74 ppb4830ND - 9.20 ppb
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/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
2014-02-05201402060232AM8.20 ppb
2014-02-05201402060239AMND
2014-02-05201402060255AM1.30 ppb
2014-02-05201402060270AMND
2014-02-05201402060422AM2.40 ppb
2014-02-06201402070241AM2.80 ppb
2014-02-06201402070205AM5.50 ppb
2014-02-06201402070207AMND
2014-02-06201402070213AMND
2014-02-24201402250338AM2.30 ppb
2014-02-24201402250336AMND
2014-02-24201402250329AMND
2014-02-24201402250230AMND
2014-02-24201402250217AM1.10 ppb
2014-02-24201402250219AM6.20 ppb
2014-02-24201402250194AM1.20 ppb
2014-02-25201402260636AMND
2014-02-25201402260616AM1.60 ppb
2014-02-25201402260692AM1.50 ppb
2014-02-25201402260808AMND
2014-02-25201402260778AM1.40 ppb
2014-02-25201402260704AM1.20 ppb
2014-02-25201402260758AM2.00 ppb
2014-02-26201402270309AM1.90 ppb
2014-08-12201408130303AM1.20 ppb
2014-08-12201408130463AM1.60 ppb
2014-08-12201408130473AM1.40 ppb
2014-08-12201408130653AMND
2014-08-14201408150324AM2.40 ppb
2014-08-14201408150202AM9.20 ppb
2014-08-14201408150255AM2.60 ppb
2014-08-14201408150398AMND
2014-08-18201408190661AMND
2014-08-18201408190657AMND
2014-08-18201408190671AM1.20 ppb
2014-08-18201408190536AM1.60 ppb
2014-08-18201408190655AM1.20 ppb
2014-08-18201408190691AM3.20 ppb
2014-08-26201408270818AMND
2014-08-26201408270815AMND
2014-08-26201408270830AMND
2014-08-26201408270834AMND
2014-08-27201408280788AMND
2014-08-27201408280782AM1.80 ppb
2014-08-27201408280801AM8.50 ppb
2014-08-27201408280780AM1.70 ppb
2014-08-27201408280737AM3.20 ppb
2014-08-27201408280790AM1.90 ppb