Silver
Blevins 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 | 1 | 0 | ND |
2016 | ND | 4 | 0 | ND |
2017 | ND | 5 | 0 | ND |
2018 | ND | 5 | 0 | ND |
2019 | ND | 3 | 0 | ND |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2015-08-18 | Y152320024 | ND |
2016-01-26 | Y160280005 | ND |
2016-02-09 | Y160420003 | ND |
2016-07-25 | Y162140020 | ND |
2016-10-25 | Y163020041 | ND |
2017-01-23 | Y170260023 | ND |
2017-05-09 | Y171310008 | ND |
2017-07-18 | Y172010131 | ND |
2017-08-14 | Y172290022 | ND |
2017-11-01 | Y173060041 | ND |
2018-02-19 | Y180530093 | ND |
2018-04-24 | Y181160051 | ND |
2018-08-01 | Y182140004 | ND |
2018-08-28 | Y182420041 | ND |
2018-12-03 | Y183400046 | ND |
2019-02-06 | Y190380006 | ND |
2019-05-29 | Y191530065 | ND |
2019-10-29 | Y193050034 | ND |