Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

Aluminum

California Water Service - Bear Gulch

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

MORE ABOUT THIS CONTAMINANT

 

29

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014N/A00N/A
2015N/A00N/A
2016ND80ND
2017ND100ND
2018ND40ND
2019ND70ND

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
2016-02-165810-002-1045ND
2016-02-165810-907-1135ND
2016-02-225701-002-1312ND
2016-03-075701-002-1459ND
2016-04-185701-002-1123ND
2016-05-025701-002-1328ND
2016-06-085701-002-1241ND
2016-06-305701-909-0849ND
2017-01-175701-002-1023ND
2017-02-085701-002-0939ND
2017-02-155810-002-1243ND
2017-02-155810-907-1256ND
2017-03-065701-002-1339ND
2017-04-175701-002-1222ND
2017-05-105701-002-1335ND
2017-06-195701-002-1338ND
2017-11-275701-002-1112ND
2017-12-065701-002-1335ND
2018-01-085701-002-0931ND
2018-02-065701-002-1039ND
2018-02-075810-002-1229ND
2018-02-075810-907-1213ND
2019-01-305701-002-1241ND
2019-02-195701-002-1311ND
2019-02-205810-907-1344ND
2019-02-265810-002-1416ND
2019-03-205810-002-1330ND
2019-04-105810-002-0916ND
2019-05-065810-002-0956ND