Silver
New Water Supply Corporation
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.
8
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 |
|---|---|---|---|---|
| 2018 | ND | 3 | 0 | ND |
| 2019 | N/A | 0 | 0 | N/A |
| 2020 | ND | 1 | 0 | ND |
| 2021 | ND | 3 | 0 | ND |
| 2022 | N/A | 0 | 0 | N/A |
| 2023 | ND | 1 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2018-06-06 | Q1822507010 | ND |
| 2018-06-06 | Q1822507011 | ND |
| 2018-06-06 | Q1822507012 | ND |
| 2020-11-09 | Q2043745018 | ND |
| 2021-04-15 | Q2109763017 | ND |
| 2021-04-15 | Q2109763018 | ND |
| 2021-04-15 | Q2109763019 | ND |
| 2023-06-15 | Q2322767009 | ND |