Silver
East Jefferson Waterworks District 1
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.
36
Samples
0
Samples exceeding legal limit (MCL)
0
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2013 | N/A | 0 | 0 | N/A |
| 2014 | ND | 6 | 0 | ND |
| 2015 | ND | 6 | 0 | ND |
| 2016 | ND | 6 | 0 | ND |
| 2017 | ND | 6 | 0 | ND |
| 2018 | ND | 6 | 0 | ND |
| 2019 | ND | 6 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-01-06 | AD88193 | ND |
| 2014-01-06 | AD88183 | ND |
| 2014-01-06 | AD88193 | ND |
| 2014-01-06 | AD88188 | ND |
| 2014-01-06 | AD88183 | ND |
| 2014-01-06 | AD88188 | ND |
| 2015-02-23 | 35177313003 | ND |
| 2015-02-23 | 35177313004 | ND |
| 2015-02-23 | 35177313005 | ND |
| 2015-02-23 | 35177313005 | ND |
| 2015-02-23 | 35177313004 | ND |
| 2015-02-23 | 35177313003 | ND |
| 2016-01-20 | 35226299005 | ND |
| 2016-01-20 | 35226299004 | ND |
| 2016-01-20 | 35226299003 | ND |
| 2016-01-20 | 35226299003 | ND |
| 2016-01-20 | 35226299004 | ND |
| 2016-01-20 | 35226299005 | ND |
| 2017-02-09 | 35294515005 | ND |
| 2017-02-09 | 35294515004 | ND |
| 2017-02-09 | 35294515003 | ND |
| 2017-02-09 | 35294515003 | ND |
| 2017-02-09 | 35294515005 | ND |
| 2017-02-09 | 35294515004 | ND |
| 2018-03-15 | 35380393002 | ND |
| 2018-03-15 | 35380393003 | ND |
| 2018-03-15 | 35380393001 | ND |
| 2018-03-15 | 35380393001 | ND |
| 2018-03-15 | 35380393002 | ND |
| 2018-03-15 | 35380393003 | ND |
| 2019-02-27 | 35451088001 | ND |
| 2019-02-27 | 35451094001 | ND |
| 2019-02-27 | 35451093001 | ND |
| 2019-02-27 | 35451088001 | ND |
| 2019-02-27 | 35451094001 | ND |
| 2019-02-27 | 35451093001 | ND |