Silver
Bossier City Water System
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.
9
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 | 2 | 0 | ND |
| 2019 | ND | 2 | 0 | ND |
| 2020 | ND | 1 | 0 | ND |
| 2021 | 11.0 ppb | 1 | 1 | 11.0 ppb |
| 2022 | ND | 1 | 0 | ND |
| 2023 | ND | 2 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2018-01-23 | 35370031001 | ND |
| 2018-01-23 | 35370031001 | ND |
| 2019-02-25 | 35450969001 | ND |
| 2019-02-25 | 35450969001 | ND |
| 2020-03-16 | B2001325-001 | ND |
| 2021-02-03 | B2100503-001 | 11.0 ppb |
| 2022-01-27 | B2200402-001 | ND |
| 2023-01-30 | B2300432-001 | ND |
| 2023-08-15 | B2303700-001 | ND |