Menu

EWG's Tap Water Database — 2019 UPDATE

Donate

Silver

South Central Regional Water District North Burleigh

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.

 

2

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
201239.9 ppb1139.9 ppb
2013N/A00N/A
2014N/A00N/A
2015N/A00N/A
2016ND10ND
2017N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2012-06-1212-S76739.9 ppb
2016-03-1516-S560ND