Silver
City of Jacksonville
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 |
|---|---|---|---|---|
| 2014 | ND | 1 | 0 | ND |
| 2015 | ND | 1 | 0 | ND |
| 2016 | ND | 6 | 0 | ND |
| 2017 | 0.517 ppb | 6 | 1 | ND - 3.10 ppb |
| 2018 | ND | 1 | 0 | ND |
| 2019 | ND | 6 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-01-15 | Q1401025003 | ND |
| 2015-02-04 | Q1504457014 | ND |
| 2016-01-12 | Q1600962006 | ND |
| 2016-01-12 | Q1600962005 | ND |
| 2016-01-12 | Q1600962004 | ND |
| 2016-01-12 | Q1600962003 | ND |
| 2016-01-12 | Q1600962002 | ND |
| 2016-04-07 | Q1613965001 | ND |
| 2017-01-09 | Q1700773005 | ND |
| 2017-03-07 | Q1709412015 | ND |
| 2017-03-07 | Q1709412016 | ND |
| 2017-03-07 | Q1709412014 | ND |
| 2017-03-07 | Q1709412013 | 3.10 ppb |
| 2017-03-07 | Q1709412012 | ND |
| 2018-09-13 | Q1836630004 | ND |
| 2019-01-30 | Q1904613001 | ND |
| 2019-01-30 | Q1904613025 | ND |
| 2019-01-30 | Q1904613024 | ND |
| 2019-01-30 | Q1904613023 | ND |
| 2019-01-30 | Q1904613022 | ND |
| 2019-07-02 | Q1941674006 | ND |