Silver
Las Virgenes Municipal Water District
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.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | ND | 3 | 0 | ND |
2015 | ND | 1 | 0 | ND |
2016 | ND | 2 | 0 | ND |
2017 | ND | 3 | 0 | ND |
2018 | ND | 3 | 0 | ND |
2019 | ND | 3 | 0 | ND |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2014-02-19 | 9588-004-1100 | ND |
2014-05-13 | 9588-004-1140 | ND |
2014-11-18 | 9588-004-1025 | ND |
2015-02-18 | 9588-004-1005 | ND |
2016-02-17 | 9588-004-0942 | ND |
2016-08-16 | 9588-004-1045 | ND |
2017-02-22 | 9588-004-0932 | ND |
2017-05-16 | 9588-004-1130 | ND |
2017-08-23 | 9588-004-1007 | ND |
2018-02-21 | 9588-004-1014 | ND |
2018-08-21 | 9588-004-1008 | ND |
2018-11-20 | 9588-004-0926 | ND |
2019-02-20 | 9588-004-0900 | ND |
2019-05-21 | 9588-004-0936 | ND |
2019-11-19 | 9588-004-1000 | ND |