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EWG's Tap Water Database — 2021 UPDATE

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Silver

Palmdale 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.

MORE ABOUT THIS CONTAMINANT

 

57

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND20ND
2015ND20ND
2016ND240ND
2017ND20ND
2018ND20ND
2019ND250ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-04-179590-030-0800ND
2014-04-179590-001-0800ND
2015-02-129590-030-1115ND
2015-02-179590-001-0730ND
2016-01-199590-019-0920ND
2016-01-199590-033-1025ND
2016-01-199590-032-1130ND
2016-01-199590-018-0910ND
2016-01-199590-016-1015ND
2016-01-209590-008-0810ND
2016-01-209590-009-0750ND
2016-01-209590-029-0820ND
2016-01-209590-012-0750ND
2016-01-209590-003-0730ND
2016-01-209590-014-0735ND
2016-01-209590-004-0720ND
2016-01-219590-007-0930ND
2016-01-219590-025-0720ND
2016-01-219590-027-1015ND
2016-01-219590-021-0800ND
2016-01-219590-028-0900ND
2016-01-219590-059-0740ND
2016-01-219590-011-0820ND
2016-02-249590-026-1000ND
2016-03-179590-030-0800ND
2016-03-179590-001-0800ND
2016-03-249590-015-1015ND
2016-05-199590-022-0830ND
2017-01-269590-030-0800ND
2017-01-269590-001-0800ND
2018-02-149590-030-0800ND
2018-02-149590-001-0930ND
2019-01-239590-015-0945ND
2019-01-239590-012-0920ND
2019-01-249590-007-0925ND
2019-01-249590-014-0950ND
2019-02-079590-009-0950ND
2019-02-079590-004-1050ND
2019-02-079590-029-0920ND
2019-02-079590-003-1020ND
2019-02-139590-022-0815ND
2019-02-139590-059-0840ND
2019-02-139590-033-0750ND
2019-02-139590-026-0925ND
2019-02-149590-011-0920ND
2019-02-149590-008-0850ND
2019-02-219590-016-1100ND
2019-02-219590-032-1040ND
2019-02-219590-027-1140ND
2019-03-069590-014-0840ND
2019-03-079590-030-1110ND
2019-03-079590-001-1100ND
2019-03-279590-028-0845ND
2019-03-279590-018-0915ND
2019-03-279590-019-0935ND
2019-03-279590-021-0810ND
2019-11-149590-025-1035ND