Silver
North Central Texas Municipal Water 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.
22
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 | 4 | 0 | ND |
| 2019 | ND | 4 | 0 | ND |
| 2020 | ND | 4 | 0 | ND |
| 2021 | ND | 4 | 0 | ND |
| 2022 | ND | 3 | 0 | ND |
| 2023 | ND | 3 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2018-02-13 | Q1806366003 | ND |
| 2018-05-15 | AE28106 | ND |
| 2018-05-15 | AE28110 | ND |
| 2018-05-15 | AE28112 | ND |
| 2019-03-07 | Q1909867006 | ND |
| 2019-05-14 | Q1925812001 | ND |
| 2019-05-14 | Q1925812002 | ND |
| 2019-05-14 | Q1925812003 | ND |
| 2020-03-17 | Q2011709013 | ND |
| 2020-03-17 | Q2011709005 | ND |
| 2020-03-17 | Q2011709004 | ND |
| 2020-03-17 | Q2011709003 | ND |
| 2021-03-01 | Q2105128006 | ND |
| 2021-03-01 | Q2105128007 | ND |
| 2021-05-18 | Q2112967012 | ND |
| 2021-08-24 | Q2122978007 | ND |
| 2022-03-02 | Q2207242004 | ND |
| 2022-03-02 | Q2207242005 | ND |
| 2022-09-07 | Q2226614011 | ND |
| 2023-03-08 | Q2309188004 | ND |
| 2023-05-16 | Q2318416008 | ND |
| 2023-09-05 | Q2338005002 | ND |