Silver
Stonecrest Subdivision (4wps)
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 | N/A | 0 | 0 | N/A |
2016 | N/A | 0 | 0 | N/A |
2017 | 1.78 ppb | 4 | 4 | 0.600 ppb - 4.70 ppb |
2018 | N/A | 0 | 0 | N/A |
2019 | N/A | 0 | 0 | N/A |
ppb = parts per billion
All test results
Date | Result |
---|---|
2017-03-22 | 1.10 ppb |
2017-03-22 | 4.70 ppb |
2017-03-23 | 0.600 ppb |
2017-03-23 | 0.700 ppb |