Silver
Strawberry Hill Apartments
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 | 2 | 0 | ND |
2017 | ND | 2 | 0 | ND |
2018 | 0.500 ppb | 2 | 1 | ND - 1.000 ppb |
2019 | ND | 2 | 0 | ND |
ppb = parts per billion
All test results
Date | Result |
---|---|
2014-04-22 | ND |
2015-05-05 | ND |
2016-05-17 | ND |
2016-05-17 | ND |
2017-05-09 | ND |
2017-05-09 | ND |
2018-04-10 | 1.000 ppb |
2018-04-10 | ND |
2019-06-04 | ND |
2019-06-04 | ND |