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EWG's Tap Water Database — 2019 UPDATE

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Silver

Las Virgenes Municipal Water District

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.

 

16

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND40ND
2013ND30ND
2014ND30ND
2015ND10ND
2016ND20ND
2017ND30ND

ppb = parts per billion

All test results

Date Lab ID Result
2012-02-149590-004-1205ND
2012-05-229590-004-1045ND
2012-08-149590-004-1135ND
2012-11-069590-004-1255ND
2013-02-269590-004-1040ND
2013-08-159588-004-1205ND
2013-11-199588-004-1015ND
2014-02-199588-004-1100ND
2014-05-139588-004-1140ND
2014-11-189588-004-1025ND
2015-02-189588-004-1005ND
2016-02-179588-004-0942ND
2016-08-169588-004-1045ND
2017-02-229588-004-0932ND
2017-05-169588-004-1130ND
2017-08-239588-004-1007ND