Silver
St. Tam Parish-faubourg-coquille
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.
12
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 | N/A | 0 | 0 | N/A |
| 2019 | N/A | 0 | 0 | N/A |
| 2020 | ND | 4 | 0 | ND |
| 2021 | ND | 2 | 0 | ND |
| 2022 | N/A | 0 | 0 | N/A |
| 2023 | ND | 6 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2020-06-09 | B2002822-001 | ND |
| 2020-06-09 | B2002822-002 | ND |
| 2020-06-09 | B2002822-003 | ND |
| 2020-10-26 | B2005704-001 | ND |
| 2021-06-22 | B2102804-001 | ND |
| 2021-06-22 | B2102804-002 | ND |
| 2023-06-26 | B2302638-001 | ND |
| 2023-06-26 | B2302638-002 | ND |
| 2023-06-26 | B2302638-003 | ND |
| 2023-06-26 | B2302638-004 | ND |
| 2023-07-10 | B2302804-001 | ND |
| 2023-07-10 | B2302804-002 | ND |