Silver
Bradley Waterworks
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 | N/A | 0 | 0 | N/A |
2015 | ND | 2 | 0 | ND |
2016 | ND | 3 | 0 | ND |
2017 | ND | 7 | 0 | ND |
2018 | ND | 5 | 0 | ND |
2019 | ND | 5 | 0 | ND |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2015-04-29 | Y151200004 | ND |
2015-04-29 | Y151200003 | ND |
2016-08-23 | Y162390022 | ND |
2016-11-21 | Y163280028 | ND |
2016-12-20 | Y163560015 | ND |
2017-02-06 | Y170400029 | ND |
2017-02-06 | Y170400031 | ND |
2017-04-17 | Y171100031 | ND |
2017-05-02 | Y171240045 | ND |
2017-08-01 | Y172150057 | ND |
2017-08-01 | Y172150027 | ND |
2017-10-23 | Y172990019 | ND |
2018-03-20 | Y180810018 | ND |
2018-05-29 | Y181510006 | ND |
2018-05-29 | Y181510007 | ND |
2018-08-13 | Y182280033 | ND |
2018-10-16 | Y182910036 | ND |
2019-02-25 | Y190590038 | ND |
2019-05-13 | Y191360053 | ND |
2019-08-12 | Y192270055 | ND |
2019-11-05 | Y193110002 | ND |
2019-11-05 | Y193110048 | ND |