Silver
Beaumont Cherry Valley WD
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 |
---|---|---|---|---|
2013 | N/A | 0 | 0 | N/A |
2014 | N/A | 0 | 0 | N/A |
2015 | ND | 9 | 0 | ND |
2016 | ND | 5 | 0 | ND |
2017 | ND | 1 | 0 | ND |
2018 | ND | 12 | 0 | ND |
2019 | ND | 3 | 0 | ND |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2015-12-02 | 4790-025-0850 | ND |
2015-12-02 | 4790-022-0826 | ND |
2015-12-02 | 4790-020-1102 | ND |
2015-12-02 | 4790-007-1032 | ND |
2015-12-02 | 4790-005-1010 | ND |
2015-12-02 | 4790-011-1155 | ND |
2015-12-02 | 4790-015-1139 | ND |
2015-12-02 | 4790-013-1119 | ND |
2015-12-03 | 4790-025-0952 | ND |
2016-12-01 | 4790-012-0926 | ND |
2016-12-01 | 4790-023-1035 | ND |
2016-12-01 | 4790-026-0721 | ND |
2016-12-08 | 4790-017-0841 | ND |
2016-12-08 | 4790-031-0750 | ND |
2017-10-02 | 4790-006-0915 | ND |
2018-11-28 | 4790-012-0750 | ND |
2018-11-28 | 4790-013-0813 | ND |
2018-11-28 | 4790-011-0908 | ND |
2018-11-28 | 4790-015-0838 | ND |
2018-11-28 | 4790-007-0958 | ND |
2018-11-28 | 4790-006-1022 | ND |
2018-11-28 | 4790-020-0738 | ND |
2018-11-28 | 4790-005-1044 | ND |
2018-12-13 | 4790-021-1115 | ND |
2018-12-18 | 4790-031-1338 | ND |
2018-12-18 | 4790-025-1038 | ND |
2018-12-18 | 4790-022-1248 | ND |
2019-12-04 | 4790-023-1158 | ND |
2019-12-04 | 4790-026-0838 | ND |
2019-12-04 | 4790-017-1010 | ND |