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EWG's Tap Water Database — 2021 UPDATE

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Silver

Beverly Hills / Rolling Oaks Subdivision

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.

 

9

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
20171.39 ppb98ND - 6.30 ppb
2018N/A00N/A
2019N/A00N/A

ppb = parts per billion

All test results

Date Result
2017-12-200.700 ppb
2017-12-20ND
2017-12-206.30 ppb
2017-12-200.1000 ppb
2017-12-200.500 ppb
2017-12-200.1000 ppb
2017-12-203.80 ppb
2017-12-200.1000 ppb
2017-12-200.900 ppb