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EWG's Tap Water Database

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Aluminum

Danville City Water Works

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

 

6

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2010ND10ND
201161.0 ppb1161.0 ppb
2012ND10ND
2013ND10ND
2014ND10ND
2015150.0 ppb11150.0 ppb

ppb = parts per billion.

State and national drinking water standards and health guidelines

Health Guideline 600 ppb

The 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
2010-02-1690678601ND
2011-02-089134700161.0 ppb
2012-02-0692101001ND
2013-02-1892899701ND
2014-02-1793484301ND
2015-03-0294191201150.0 ppb