Silver
City of Pflugerville
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 | ND | 1 | 0 | ND |
2016 | ND | 3 | 0 | ND |
2017 | ND | 2 | 0 | ND |
2018 | ND | 1 | 0 | ND |
2019 | ND | 3 | 0 | ND |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2014-03-12 | AC46694 | ND |
2015-02-11 | AC80133 | ND |
2016-02-08 | AD22385 | ND |
2016-04-28 | AD34593 | ND |
2016-11-29 | AD59315 | ND |
2017-01-24 | AD66334 | ND |
2017-01-24 | AD66351 | ND |
2018-08-14 | AE36781 | ND |
2019-02-14 | AE54528 | ND |
2019-02-14 | AE54527 | ND |
2019-08-19 | AE79192 | ND |