Silver
Lawson S Landing
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 | ND | 1 | 0 | ND |
2016 | N/A | 0 | 0 | N/A |
2017 | ND | 2 | 0 | ND |
2018 | 10.00 ppb | 1 | 1 | 10.00 ppb |
2019 | N/A | 0 | 0 | N/A |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2014-04-23 | 9534-004-0000 | ND |
2014-05-14 | 9534-011-1030 | ND |
2015-03-16 | 9534-003-1500 | ND |
2017-04-11 | 9534-004-1045 | ND |
2017-04-11 | 9534-011-1045 | ND |
2018-06-14 | 9534-003-1030 | 10.00 ppb |