Silver
Candlewood Trails Association Inc.
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.
6
Samples
0
Samples exceeding legal limit (MCL)
0
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2014 | ND | 2 | 0 | ND |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | ND | 2 | 0 | ND |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | 0.250 ppb | 2 | 2 | 0.200 ppb - 0.300 ppb |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-04-10 | 185363CH | ND |
| 2014-04-10 | 185368CH | ND |
| 2016-06-06 | 208957GE | ND |
| 2016-06-06 | 208960GE | ND |
| 2019-01-14 | 320094GE | 0.300 ppb |
| 2019-01-14 | 320098GE | 0.200 ppb |