Silver
Valencia Heights Water Company
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.
11
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 | ND | 1 | 0 | ND |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | ND | 4 | 0 | ND |
| 2018 | ND | 2 | 0 | ND |
| 2019 | ND | 3 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-10-08 | 9588-010-0730 | ND |
| 2015-10-16 | 9588-012-0800 | ND |
| 2017-01-12 | 9588-005-0745 | ND |
| 2017-08-16 | 3761-010-0700 | ND |
| 2017-08-16 | 3761-012-0715 | ND |
| 2017-10-11 | 9588-010-0805 | ND |
| 2018-09-14 | 9588-005-0750 | ND |
| 2018-10-05 | 9588-012-0800 | ND |
| 2019-08-07 | 3761-005-0730 | ND |
| 2019-08-07 | 3761-010-0700 | ND |
| 2019-08-07 | 3761-012-1000 | ND |