Silver
Appleby 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.
14
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 | 1 | 0 | ND |
| 2019 | ND | 1 | 0 | ND |
| 2020 | ND | 4 | 0 | ND |
| 2021 | ND | 2 | 0 | ND |
| 2022 | ND | 2 | 0 | ND |
| 2023 | ND | 4 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2018-04-18 | Q1815998029 | ND |
| 2019-01-24 | Q1903594014 | ND |
| 2020-05-06 | Q2017875013 | ND |
| 2020-05-06 | Q2017875014 | ND |
| 2020-05-06 | Q2017875015 | ND |
| 2020-05-06 | Q2017875028 | ND |
| 2021-02-01 | Q2102897021 | ND |
| 2021-07-26 | Q2119473009 | ND |
| 2022-09-06 | Q2226362013 | ND |
| 2022-09-06 | Q2226362026 | ND |
| 2023-03-22 | Q2310842005 | ND |
| 2023-08-14 | Q2333697003 | ND |
| 2023-08-14 | Q2333697004 | ND |
| 2023-10-23 | Q2345174004 | ND |