Silver
Quint-mar Water Authority
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 | 1 | 0 | ND |
2015 | N/A | 0 | 0 | N/A |
2016 | ND | 5 | 0 | ND |
2017 | ND | 1 | 0 | ND |
2018 | N/A | 0 | 0 | N/A |
2019 | ND | 5 | 0 | ND |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2014-02-13 | AA88467 | ND |
2016-03-30 | AB10718 | ND |
2016-03-30 | AB10719 | ND |
2016-03-30 | AB10720 | ND |
2016-03-30 | AB10721 | ND |
2016-03-30 | AB10722 | ND |
2017-01-26 | AB17471 | ND |
2019-04-17 | AB34284 | ND |
2019-04-17 | AB34285 | ND |
2019-04-17 | AB34286 | ND |
2019-04-17 | AB34283 | ND |
2019-04-17 | AB34282 | ND |