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EWG's Tap Water Database — 2021 UPDATE

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Silver

Sunnyslope County 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.

 

10

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014ND50ND
2015N/A00N/A
2016N/A00N/A
2017ND50ND
2018N/A00N/A
2019N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2014-01-085810-002-1050ND
2014-01-085810-003-1020ND
2014-01-085810-007-0935ND
2014-01-085810-009-1120ND
2014-01-085810-016-1005ND
2017-01-185810-002-0910ND
2017-01-185810-003-0700ND
2017-01-185810-007-0810ND
2017-01-185810-009-0830ND
2017-01-185810-016-0740ND