Silver
Tangipahoa Parish Water District
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.
41
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 | 22 | 0 | ND |
| 2019 | N/A | 0 | 0 | N/A |
| 2020 | ND | 7 | 0 | ND |
| 2021 | ND | 5 | 0 | ND |
| 2022 | N/A | 0 | 0 | N/A |
| 2023 | ND | 7 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2018-01-31 | AE20519 | ND |
| 2018-01-31 | AE20516 | ND |
| 2018-01-31 | AE20513 | ND |
| 2018-01-31 | AE20510 | ND |
| 2018-01-31 | AE20510 | ND |
| 2018-01-31 | AE20513 | ND |
| 2018-01-31 | AE20516 | ND |
| 2018-01-31 | AE20519 | ND |
| 2018-05-07 | AE21712 | ND |
| 2018-05-07 | AE21715 | ND |
| 2018-05-07 | AE21715 | ND |
| 2018-05-07 | AE21712 | ND |
| 2018-12-03 | B1805766-002 | ND |
| 2018-12-03 | B1805766-005 | ND |
| 2018-12-03 | B1805766-003 | ND |
| 2018-12-03 | B1805766-002 | ND |
| 2018-12-03 | B1805766-001 | ND |
| 2018-12-03 | B1805766-005 | ND |
| 2018-12-03 | B1805766-004 | ND |
| 2018-12-03 | B1805766-003 | ND |
| 2018-12-03 | B1805766-001 | ND |
| 2018-12-03 | B1805766-004 | ND |
| 2020-03-02 | B2001157-001 | ND |
| 2020-11-16 | B2006150-006 | ND |
| 2020-11-16 | B2006150-005 | ND |
| 2020-11-16 | B2006150-004 | ND |
| 2020-11-16 | B2006150-003 | ND |
| 2020-11-16 | B2006150-002 | ND |
| 2020-11-16 | B2006150-001 | ND |
| 2021-11-01 | B2105891-001 | ND |
| 2021-11-01 | B2105891-002 | ND |
| 2021-11-01 | B2105891-003 | ND |
| 2021-11-01 | B2105891-004 | ND |
| 2021-11-01 | B2105891-005 | ND |
| 2023-03-28 | B2301423-001 | ND |
| 2023-09-18 | B2303887-003 | ND |
| 2023-10-25 | B2304622-001 | ND |
| 2023-10-25 | B2304622-002 | ND |
| 2023-11-06 | B2304860-003 | ND |
| 2023-11-06 | B2304860-004 | ND |
| 2023-11-06 | B2304860-005 | ND |