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EWG's Tap Water Database — 2019 UPDATE

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Silver

Lee County WSC

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.

 

15

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND10ND
2013ND20ND
2014N/A00N/A
2015ND20ND
2016ND50ND
2017ND50ND

ppb = parts per billion

All test results

Date Lab ID Result
2012-01-11AB77426ND
2013-10-14Q1308854029ND
2013-10-14Q1308854017ND
2015-03-04AC82817ND
2015-03-04AC82818ND
2016-01-27AD20303ND
2016-01-27AD20304ND
2016-01-27AD20302ND
2016-04-12AD32724ND
2016-04-12AD32718ND
2017-01-30AD67458ND
2017-01-30AD67457ND
2017-05-04AD82652ND
2017-05-04AD82645ND
2017-07-24AD90256ND