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EWG's Tap Water Database — 2019 UPDATE

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Aluminum

Clayton County Water Authority

Aluminum is a metal released from metal refineries and mining operations. Too much aluminum exposure can impair children's brain development.

 

13

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
201250.0 ppb32ND - 83.0 ppb
2013ND20ND
2014ND20ND
2015ND20ND
201665.0 ppb21ND - 130.0 ppb
2017ND20ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 600 ppb

The EWG Health Guideline of 600 ppb for aluminum was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against harm to the brain and nervous system.

ppb = parts per billion

All test results

Date Lab ID Result
2012-05-23AH6528267.0 ppb
2012-05-23AH6528183.0 ppb
2012-08-07AH73432ND
2013-04-16AH99138ND
2013-04-16AH99137ND
2014-02-10AI27804ND
2014-02-10AI27803ND
2015-02-17AI65011ND
2015-02-17AI65010ND
2016-01-19AJ04642130.0 ppb
2016-01-19AJ04641ND
2017-01-18AJ39660ND
2017-01-18AJ39659ND