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EWG's Tap Water Database — 2019 UPDATE

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Silver

Slidell Water Supply

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.

 

16

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012N/A00N/A
20132.50 ppb82ND - 10.00 ppb
2014N/A00N/A
2015N/A00N/A
2016ND80ND
2017N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2013-09-10AD83656ND
2013-09-10AD83661ND
2013-09-10AD8366610.00 ppb
2013-09-10AD83671ND
2013-09-10AD83656ND
2013-09-10AD83661ND
2013-09-10AD8366610.00 ppb
2013-09-10AD83671ND
2016-09-1235265891001ND
2016-09-1235265891002ND
2016-09-1235265891003ND
2016-09-1235265891004ND
2016-09-1235265891001ND
2016-09-1235265891002ND
2016-09-1235265891003ND
2016-09-1235265891004ND