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EWG's Tap Water Database — 2021 UPDATE

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Germanium

Cottonwood Municipal Water Cw1

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

 

7

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
2018N/A00N/A
20190.129 ppb72ND - 0.460 ppb

ppb = parts per billion

All test results

Date Lab ID Result
2019-03-192019032004680.440 ppb
2019-03-19201903200469ND
2019-03-19201903200470ND
2019-03-19201903200471ND
2019-03-19201903200472ND
2019-09-112019091201120.460 ppb
2019-10-29201910300354ND