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EWG's Tap Water Database — 2021 UPDATE

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Silver

Cameron Parish Water and Water Works District 1

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.

 

18

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND100ND
2015N/A00N/A
2016N/A00N/A
2017ND80ND
2018N/A00N/A
2019N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2014-04-28AD91034ND
2014-04-28AD91029ND
2014-04-28AD91024ND
2014-04-28AD91014ND
2014-04-28AD91019ND
2014-04-28AD91024ND
2014-04-28AD91029ND
2014-04-28AD91034ND
2014-04-28AD91019ND
2014-04-28AD91014ND
2017-04-03AE13589ND
2017-04-03AE13601ND
2017-04-03AE13597ND
2017-04-03AE13593ND
2017-04-03AE13589ND
2017-04-03AE13601ND
2017-04-03AE13597ND
2017-04-03AE13593ND