Silver
Scarsdale 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 | ND | 1 | 0 | ND |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | ND | 2 | 0 | ND |
| 2017 | ND | 2 | 0 | ND |
| 2018 | ND | 2 | 0 | ND |
| 2019 | ND | 2 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-01-22 | AQ01190 INS | ND |
| 2016-01-21 | AS01280 INS | ND |
| 2016-03-16 | AS05296 INS | ND |
| 2017-01-19 | AT01282 INS | ND |
| 2017-01-19 | AT02514 INS | ND |
| 2018-01-18 | AU01343-INS | ND |
| 2018-02-06 | AU02563-INS | ND |
| 2019-01-16 | AV01204-INS | ND |
| 2019-02-05 | AV02531-INS | ND |