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EWG's Tap Water Database — 2019 UPDATE

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Silver

Newhall Cwd-pinetree

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
2012ND30ND
2013ND30ND
2014ND20ND
2015N/A00N/A
2016N/A00N/A
2017ND10ND

ppb = parts per billion

All test results

Date Lab ID Result
2012-04-129590-001-1045ND
2012-04-129590-003-1030ND
2012-04-129590-008-1100ND
2013-04-119590-001-0810ND
2013-04-119590-003-0915ND
2013-04-119590-008-0845ND
2014-04-109590-003-1030ND
2014-04-109590-008-1015ND
2017-04-069590-008-0935ND