Silver
Vernon 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.
19
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 | 2 | 0 | ND |
| 2016 | ND | 5 | 0 | ND |
| 2017 | ND | 2 | 0 | ND |
| 2018 | ND | 1 | 0 | ND |
| 2019 | ND | 9 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2015-06-30 | 2706-013-0730 | ND |
| 2015-07-16 | 2706-013-0840 | ND |
| 2016-02-25 | 9588-006-0920 | ND |
| 2016-02-25 | 9588-011-0935 | ND |
| 2016-05-26 | 9588-014-0920 | ND |
| 2016-05-26 | 9588-010-0850 | ND |
| 2016-08-29 | 9588-009-0945 | ND |
| 2017-05-24 | 9588-010-0905 | ND |
| 2017-08-24 | 9588-005-0920 | ND |
| 2018-08-30 | 9588-013-0900 | ND |
| 2019-01-14 | 9588-010-1017 | ND |
| 2019-02-28 | 9588-006-0925 | ND |
| 2019-05-09 | 9588-010-1005 | ND |
| 2019-05-23 | 9588-014-1050 | ND |
| 2019-07-17 | 9588-010-0920 | ND |
| 2019-08-20 | 9588-010-0845 | ND |
| 2019-09-30 | 9588-005-1300 | ND |
| 2019-11-27 | 9588-010-0825 | ND |
| 2019-11-27 | 9588-005-0815 | ND |