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EWG's Tap Water Database — 2021 UPDATE

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Silver

Los Angeles, City Of - Power Plant #2

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.

 

6

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
2015ND10ND
2016ND20ND
2017ND10ND
2018ND10ND
2019ND10ND

ppb = parts per billion

All test results

Date Lab ID Result
2015-09-021200-002-1130ND
2016-08-041200-002-0850ND
2016-11-081200-002-1045ND
2017-08-151200-002-1105ND
2018-08-211200-002-1020ND
2019-08-051200-002-1138ND