Silver
Joshua Basin 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 | 3 | 0 | ND |
2016 | ND | 2 | 0 | ND |
2017 | ND | 2 | 0 | ND |
2018 | ND | 3 | 0 | ND |
2019 | ND | 2 | 0 | ND |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2014-03-17 | 3761-005-1127 | ND |
2014-03-17 | 3761-008-0810 | ND |
2014-03-17 | 3761-009-0840 | ND |
2015-11-18 | 3761-005-1135 | ND |
2015-11-18 | 3761-008-0730 | ND |
2015-11-18 | 3761-009-0850 | ND |
2016-02-03 | 3761-011-0851 | ND |
2016-03-09 | 3761-010-0730 | ND |
2017-03-01 | 3761-005-1130 | ND |
2017-03-01 | 3761-009-0850 | ND |
2018-05-10 | 3761-008-0600 | ND |
2018-11-05 | 3761-005-0500 | ND |
2018-11-05 | 3761-009-0530 | ND |
2019-02-11 | 3761-010-0730 | ND |
2019-02-11 | 3761-011-0815 | ND |