Silver
City of Lathrop
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 | ND | 5 | 0 | ND |
2015 | N/A | 0 | 0 | N/A |
2016 | N/A | 0 | 0 | N/A |
2017 | ND | 5 | 0 | ND |
2018 | N/A | 0 | 0 | N/A |
2019 | N/A | 0 | 0 | N/A |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2014-04-01 | 1610-005-0905 | ND |
2014-04-01 | 1610-006-0920 | ND |
2014-04-01 | 1610-016-0943 | ND |
2014-06-03 | 1610-007-0843 | ND |
2014-06-17 | 1610-008-0954 | ND |
2017-04-03 | 9590-005-1012 | ND |
2017-04-03 | 9590-006-1033 | ND |
2017-04-03 | 9590-007-0947 | ND |
2017-04-03 | 9590-008-1130 | ND |
2017-04-03 | 9590-016-1105 | ND |