Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

Silver

Nelson County - Piney River

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.

 

0

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20140.320 ppb51ND - 1.60 ppb
2015ND40ND
2016ND20ND
2017ND40ND
2018ND50ND
2019ND10ND

ppb = parts per billion

All test results

Date Lab ID Result