Silver
City of Fort Worth
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 | 4 | 0 | ND |
2015 | ND | 5 | 0 | ND |
2016 | ND | 5 | 0 | ND |
2017 | ND | 5 | 0 | ND |
2018 | ND | 5 | 0 | ND |
2019 | ND | 5 | 0 | ND |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2014-01-15 | Q1401044008 | ND |
2014-01-15 | Q1401044007 | ND |
2014-01-15 | Q1401044006 | ND |
2014-04-23 | Q1412967005 | ND |
2015-01-28 | Q1503441006 | ND |
2015-01-28 | Q1503441005 | ND |
2015-05-06 | Q1516781004 | ND |
2015-05-06 | Q1516781003 | ND |
2015-07-22 | Q1528384020 | ND |
2016-02-17 | Q1607005030 | ND |
2016-02-17 | Q1607005029 | ND |
2016-02-17 | Q1607005028 | ND |
2016-04-20 | Q1615700002 | ND |
2016-06-13 | Q1623857002 | ND |
2017-02-22 | Q1707727027 | ND |
2017-02-22 | Q1707727026 | ND |
2017-04-26 | Q1717031006 | ND |
2017-04-26 | Q1717031005 | ND |
2017-08-02 | Q1732335006 | ND |
2018-01-24 | Q1802705010 | ND |
2018-01-24 | Q1802705009 | ND |
2018-01-24 | Q1802705008 | ND |
2018-03-20 | Q1811001007 | ND |
2018-03-20 | Q1811001005 | ND |
2019-01-23 | Q1903345013 | ND |
2019-04-24 | Q1916570022 | ND |
2019-05-22 | Q1927658004 | ND |
2019-05-22 | Q1927658011 | ND |
2019-06-17 | Q1936867003 | ND |