Silver
Pennington Water Department
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.
9
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 | N/A | 0 | 0 | N/A |
| 2015 | ND | 5 | 0 | ND |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | ND | 4 | 0 | ND |
| 2019 | N/A | 0 | 0 | N/A |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2015-02-02 | N024065-01 | ND |
| 2015-02-03 | N024104 | ND |
| 2015-02-12 | N024336-01 | ND |
| 2015-02-12 | N024337-01 | ND |
| 2015-05-05 | N026048-01 | ND |
| 2018-04-06 | N061889-01 | ND |
| 2018-04-13 | N062179-01 | ND |
| 2018-05-18 | N063459-01 | ND |
| 2018-09-20 | N068277-01 | ND |