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EWG's Tap Water Database — 2021 UPDATE

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Silver

Huntington Park Water Department

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.

 

10

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND20ND
2015N/A00N/A
2016ND30ND
2017ND20ND
2018N/A00N/A
2019ND30ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-04-289588-007-1015ND
2014-07-019588-006-1040ND
2016-04-059588-004-0000ND
2016-04-059588-005-1120ND
2016-04-059588-010-0928ND
2017-04-049588-007-0918ND
2017-07-079588-006-1030ND
2019-04-029588-004-0924ND
2019-04-029588-005-0940ND
2019-04-029588-010-0900ND