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EWG's Tap Water Database — 2019 UPDATE

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Aluminum

City of Ripon

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

 

14

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND20ND
2013ND30ND
2014ND10ND
20154.50 ppb21ND - 9.00 ppb
2016ND30ND
2017ND30ND

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
2012-06-132625-007-0927ND
2012-06-132625-003-0725ND
2013-06-262625-010-1425ND
2013-10-292625-020-0935ND
2013-11-052625-024-0810ND
2014-06-052625-022-1405ND
2015-01-222625-003-0930ND
2015-06-082625-007-09559.00 ppb
2016-06-152625-010-0820ND
2016-10-202625-020-1045ND
2016-11-022625-024-1000ND
2017-06-142625-010-0930ND
2017-10-242625-020-1020ND
2017-11-152625-024-0924ND