Silver
Harris Feeding Company
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 |
|---|---|---|---|---|
| 2018 | ND | 1 | 0 | ND |
| 2019 | ND | 1 | 0 | ND |
| 2020 | ND | 1 | 0 | ND |
| 2021 | ND | 1 | 0 | ND |
| 2022 | ND | 1 | 0 | ND |
| 2023 | ND | 1 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2018-04-03 | CA1009078_001_001-201804030730 | ND |
| 2019-04-02 | CA1009078_001_001-201904020730 | ND |
| 2020-04-07 | CA1009078_001_001-202004070900 | ND |
| 2021-04-06 | CA1009078_001_001-202104060805 | ND |
| 2022-04-05 | CA1009078_001_001-202204050847 | ND |
| 2023-04-04 | CA1009078_001_001-202304040730 | ND |