Silver
Cole County PWSD 2
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.
14
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 |
|---|---|---|---|---|
| 2013 | N/A | 0 | 0 | N/A |
| 2014 | N/A | 0 | 0 | N/A |
| 2015 | ND | 7 | 0 | ND |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | ND | 7 | 0 | ND |
| 2019 | N/A | 0 | 0 | N/A |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2015-02-25 | AC42245 | ND |
| 2015-02-25 | AC42244 | ND |
| 2015-02-25 | AC42243 | ND |
| 2015-02-25 | AC42242 | ND |
| 2015-02-25 | AC42240 | ND |
| 2015-02-25 | AC42241 | ND |
| 2015-02-25 | AC42239 | ND |
| 2018-02-28 | AD14516 | ND |
| 2018-02-28 | AD14512 | ND |
| 2018-02-28 | AD14513 | ND |
| 2018-02-28 | AD14514 | ND |
| 2018-02-28 | AD14515 | ND |
| 2018-02-28 | AD14517 | ND |
| 2018-02-28 | AD14518 | ND |