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EWG's Tap Water Database — 2021 UPDATE

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Silver

Tesi Cote Gelee

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.

 

8

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
2015ND20ND
2016ND20ND
2017N/A00N/A
2018ND20ND
2019ND20ND

ppb = parts per billion

All test results

Date Lab ID Result
2015-07-1335197765003ND
2015-07-1335197765003ND
2016-03-1435234164004ND
2016-03-1435234164004ND
2018-01-30AE20548ND
2018-01-30AE20548ND
2019-08-12B1903459-001ND
2019-08-12B1903459-001ND