Silver
West Newbury 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 | 1 | 0 | ND |
2015 | ND | 1 | 0 | ND |
2016 | ND | 1 | 0 | ND |
2017 | ND | 1 | 0 | ND |
2018 | ND | 2 | 0 | ND |
2019 | ND | 2 | 0 | ND |
ppb = parts per billion
All test results
Date | Result |
---|---|
2014-12-17 | ND |
2015-12-08 | ND |
2016-10-12 | ND |
2017-12-11 | ND |
2018-10-24 | ND |
2018-10-24 | ND |
2019-12-17 | ND |
2019-12-17 | ND |