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EWG's Tap Water Database — 2021 UPDATE

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Silver

Branson

Silver occurs naturally in surface and groundwater and can be added to water as a biocide that inhibits growth of bacteria and algae. Increasingly, the use of antimicrobial nano-sized silver particles in consumer products contributes to silver in water sources used for drinking water.

 

22

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND70ND
2015ND20ND
2016ND10ND
2017ND80ND
2018ND20ND
2019ND20ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-03-19AC20069ND
2014-03-19AC20071ND
2014-03-19AC20072ND
2014-03-19AC20073ND
2014-03-19AC20074ND
2014-03-19AC20075ND
2014-03-19AC20068ND
2015-03-26AC43836ND
2015-03-26AC43835ND
2016-03-09AC67802ND
2017-03-28AC92319ND
2017-03-28AC92320ND
2017-03-28AC92321ND
2017-03-28AC92322ND
2017-03-28AC92318ND
2017-03-28AC92317ND
2017-03-28AC92323ND
2017-03-28AC92316ND
2018-05-16AD16743ND
2018-05-16AD16744ND
2019-03-13AD40668ND
2019-03-13AD40669ND