Silver
Farmerville 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.
21
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 | 14 | 0 | ND |
| 2019 | N/A | 0 | 0 | N/A |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | 20.4 ppb | 7 | 6 | ND - 34.0 ppb |
| 2022 | N/A | 0 | 0 | N/A |
| 2023 | N/A | 0 | 0 | N/A |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2018-04-25 | 35388787005 | ND |
| 2018-04-25 | 35388787001 | ND |
| 2018-04-25 | 35388787002 | ND |
| 2018-04-25 | 35388787003 | ND |
| 2018-04-25 | 35388787004 | ND |
| 2018-04-25 | 35388787005 | ND |
| 2018-04-25 | 35388787004 | ND |
| 2018-04-25 | 35388787003 | ND |
| 2018-04-25 | 35388787001 | ND |
| 2018-04-25 | 35388787002 | ND |
| 2018-05-15 | 35392914002 | ND |
| 2018-05-15 | 35392914002 | ND |
| 2018-05-15 | 35392914001 | ND |
| 2018-05-15 | 35392914001 | ND |
| 2021-05-19 | B2102312-001 | 17.0 ppb |
| 2021-05-19 | B2102312-002 | 22.0 ppb |
| 2021-05-19 | B2102312-003 | ND |
| 2021-05-20 | B2102341-001 | 23.0 ppb |
| 2021-05-20 | B2102341-002 | 18.0 ppb |
| 2021-05-20 | B2102341-003 | 29.0 ppb |
| 2021-05-20 | B2102341-004 | 34.0 ppb |