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EWG's Tap Water Database — 2019 UPDATE

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Silver

Florin 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.

 

15

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND20ND
2013ND40ND
2014ND10ND
2015ND30ND
2016ND40ND
2017ND10ND

ppb = parts per billion

All test results

Date Lab ID Result
2012-05-305810-009-0956ND
2012-08-295810-003-0937ND
2013-04-155810-012-1325ND
2013-07-185810-007-0914ND
2013-12-125810-007-0950ND
2013-12-125810-006-1427ND
2014-08-075810-010-1305ND
2015-12-095810-003-1022ND
2015-12-095810-009-1136ND
2015-12-105810-002-1356ND
2016-04-285810-004-1100ND
2016-04-285810-012-0951ND
2016-09-085810-007-0905ND
2016-09-085810-006-1242ND
2017-03-095810-010-1155ND