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EWG's Tap Water Database — 2021 UPDATE

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Silver

Antelope Valley - East Kern Water Agency

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.

 

27

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND40ND
2015ND40ND
2016ND30ND
2017ND30ND
2018ND100ND
2019ND30ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-10-089588-015-0849ND
2014-11-129588-006-0740ND
2014-11-129588-004-0724ND
2014-11-129588-001-1237ND
2015-05-139590-015-1040ND
2015-11-119590-001-1257ND
2015-11-119590-004-0705ND
2015-11-119590-006-0844ND
2016-11-079590-001-1250ND
2016-11-079590-006-0730ND
2016-11-079590-004-0620ND
2017-11-079590-001-1025ND
2017-11-079590-006-0715ND
2017-11-079590-004-1130ND
2018-02-289590-019-0928ND
2018-03-219590-023-0830ND
2018-05-099590-015-1032ND
2018-05-239590-019-0947ND
2018-06-209590-023-1023ND
2018-06-209590-024-0811ND
2018-08-089590-019-1055ND
2018-11-069590-006-0730ND
2018-11-069590-001-1110ND
2018-11-069590-004-1105ND
2019-11-139590-004-1202ND
2019-11-139590-006-0833ND
2019-11-139590-001-0853ND