Silver
Loring Development Authority
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 | 0.700 ppb | 1 | 1 | 0.700 ppb |
| 2022 | ND | 1 | 0 | ND |
| 2023 | ND | 1 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2018-04-16 | 1804096-01 | ND |
| 2019-04-29 | 1903743-01 | ND |
| 2020-04-20 | 2003911-01 | ND |
| 2021-05-17 | 2101938-01 | 0.700 ppb |
| 2022-04-26 | 2203457-01 | ND |
| 2023-04-24 | 2303337-01 | ND |