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EWG's Tap Water Database — 2021 UPDATE

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Germanium

Nob Hill Water Association

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

 

10

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
2018N/A00N/A
20190.400 ppb104ND - 1.30 ppb

ppb = parts per billion

All test results

Date Lab ID Result
2019-04-2919-14919-300870.700 ppb
2019-04-2919-14919-300881.20 ppb
2019-04-2919-14919-30089ND
2019-04-2919-14919-30090ND
2019-05-2819-19340-38060ND
2019-10-0119-37906-73630ND
2019-10-0119-37906-736310.800 ppb
2019-10-0119-37906-736321.30 ppb
2019-10-0219-37906-73633ND
2019-10-0219-37906-73634ND