Silver
Parkers Chapel
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 | 3 | 0 | ND |
2016 | ND | 2 | 0 | ND |
2017 | ND | 1 | 0 | ND |
2018 | ND | 2 | 0 | ND |
2019 | ND | 1 | 0 | ND |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2015-08-25 | Y152390006 | ND |
2015-08-25 | Y152390007 | ND |
2015-08-25 | Y152390008 | ND |
2016-01-12 | Y160150015 | ND |
2016-07-13 | Y161970001 | ND |
2017-08-08 | Y172220037 | ND |
2018-02-27 | Y180600014 | ND |
2018-09-10 | Y182560023 | ND |
2019-01-16 | Y190170005 | ND |