Menu

EWG's Tap Water Database — 2019 UPDATE

Donate

Aluminum

Dalton Utilities

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

 

15

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
201294.5 ppb2289.0 ppb - 100.0 ppb
201327.0 ppb21ND - 54.0 ppb
201428.5 ppb21ND - 57.0 ppb
201540.3 ppb32ND - 63.0 ppb
201679.0 ppb32ND - 140.0 ppb
201721.0 ppb31ND - 63.0 ppb

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
2012-05-07AH58327100.0 ppb
2012-05-07AH5832689.0 ppb
2013-03-26AH92679ND
2013-03-26AH9267854.0 ppb
2014-02-24AI2847557.0 ppb
2014-02-24AI28474ND
2015-01-27AI63481ND
2015-01-27AI6348063.0 ppb
2015-03-09AI6850858.0 ppb
2016-02-08AJ0601997.0 ppb
2016-02-08AJ06018ND
2016-03-28AJ08758140.0 ppb
2017-02-14AJ46459ND
2017-02-14AJ46458ND
2017-02-14AJ4645763.0 ppb