Silver
Burlington Water Department
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 | 2 | 0 | ND |
2015 | N/A | 0 | 0 | N/A |
2016 | ND | 2 | 0 | ND |
2017 | ND | 4 | 0 | ND |
2018 | ND | 2 | 0 | ND |
2019 | ND | 2 | 0 | ND |
ppb = parts per billion
All test results
Date | Result |
---|---|
2014-03-11 | ND |
2014-03-11 | ND |
2016-07-22 | ND |
2016-07-22 | ND |
2017-01-24 | ND |
2017-01-24 | ND |
2017-07-25 | ND |
2017-07-25 | ND |
2018-11-20 | ND |
2018-11-20 | ND |
2019-02-05 | ND |
2019-02-07 | ND |