Silver
Parsippany-Troy Hills 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.
23
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 | 12 | 0 | ND |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | ND | 11 | 0 | ND |
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | N/A | 0 | 0 | N/A |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-09-17 | 4090565-06 | ND |
| 2014-09-17 | 4090565-11 | ND |
| 2014-09-17 | 4090565-12 | ND |
| 2014-09-17 | 4090565-10 | ND |
| 2014-09-17 | 4090565-09 | ND |
| 2014-09-17 | 4090565-08 | ND |
| 2014-09-17 | 4090565-07 | ND |
| 2014-09-17 | 4090565-05 | ND |
| 2014-09-17 | 4090565-04 | ND |
| 2014-09-17 | 4090565-03 | ND |
| 2014-09-17 | 4090565-02 | ND |
| 2014-09-17 | 4090565-01 | ND |
| 2017-09-13 | 370915024.2 | ND |
| 2017-09-13 | 370915025.2 | ND |
| 2017-09-13 | 370915020.2 | ND |
| 2017-09-13 | 370915026.2 | ND |
| 2017-09-13 | 370915023.2 | ND |
| 2017-09-13 | 370915027.2 | ND |
| 2017-09-13 | 370915028.2 | ND |
| 2017-09-13 | 370915022.2 | ND |
| 2017-09-13 | 370915029.2 | ND |
| 2017-09-13 | 370915030.2 | ND |
| 2017-09-13 | 370915021.2 | ND |