Silver
City of Naples
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.
10
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 | 5 | 0 | ND |
| 2019 | N/A | 0 | 0 | N/A |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | ND | 5 | 0 | ND |
| 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 |
|---|---|---|
| 2018-03-15 | Q1810680013 | ND |
| 2018-03-15 | Q1810680014 | ND |
| 2018-03-15 | Q1810680015 | ND |
| 2018-03-15 | Q1810680016 | ND |
| 2018-03-15 | Q1810680017 | ND |
| 2021-07-28 | Q2119749028 | ND |
| 2021-07-28 | Q2119749029 | ND |
| 2021-07-28 | Q2119749030 | ND |
| 2021-07-28 | Q2119749031 | ND |
| 2021-07-28 | Q2119749032 | ND |