Silver
City of Lakeport
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 | 2 | 0 | ND |
2015 | N/A | 0 | 0 | N/A |
2016 | ND | 2 | 0 | ND |
2017 | N/A | 0 | 0 | N/A |
2018 | ND | 1 | 0 | ND |
2019 | ND | 1 | 0 | ND |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2014-07-10 | 1610-002-0810 | ND |
2014-08-20 | 1610-005-1004 | ND |
2016-09-26 | 1610-002-1100 | ND |
2016-09-26 | 1610-004-1040 | ND |
2018-08-20 | 1610-005-0930 | ND |
2019-09-16 | 1610-002-0827 | ND |