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EWG's Tap Water Database — 2021 UPDATE

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Germanium

Cal American Water Company

NOTE: Cal American Water Company purchases water from Calleguas Municipal Water District which is required to test for germanium. Sample information shown below was taken by Calleguas Municipal Water District.

Germanium is a naturally occuring element used as a component in semiconductors and fiber optics. Excessive exposures to germanium may harm the kidneys.

 

0

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
2016N/A00N/A
2017N/A00N/A
2018ND30ND
2019ND10ND

ppb = parts per billion

All test results

NOTE: Cal American Water Company purchases water from Calleguas Municipal Water District which is required to test for germanium. Sample information shown below was taken by Calleguas Municipal Water District.

Date Lab ID Result