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EWG's Tap Water Database — 2021 UPDATE

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Germanium

Caddo Basin SUD

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

 

6

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014N/A00N/A
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
20180.350 ppb220.300 ppb - 0.400 ppb
2019ND40ND

ppb = parts per billion

All test results

Date Lab ID Result
2018-11-06Q18443690010.400 ppb
2018-11-06Q18443690020.300 ppb
2019-02-12Q1906387001ND
2019-02-12Q1906387002ND
2019-05-07Q1922314001ND
2019-05-07Q1922314002ND