Silver
Appomattox River Water Authority
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.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | ND | 1 | 0 | ND |
2015 | ND | 1 | 0 | ND |
2016 | ND | 1 | 0 | ND |
2017 | ND | 1 | 0 | ND |
2018 | ND | 1 | 0 | ND |
2019 | ND | 1 | 0 | ND |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2014-10-08 | E140900825 | ND |
2015-10-08 | VA010-DCLS | ND |
2016-10-05 | E160804950 | ND |
2017-10-19 | E171000202 | ND |
2018-10-04 | E180906389 | ND |
2019-10-09 | E190903950 | ND |