Silver
Edmonson County Water District
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.
12
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 | 2 | 0 | ND |
| 2015 | ND | 2 | 0 | ND |
| 2016 | ND | 2 | 0 | ND |
| 2017 | ND | 2 | 0 | ND |
| 2018 | ND | 2 | 0 | ND |
| 2019 | ND | 2 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-04-15 | 4041090-01 | ND |
| 2014-04-15 | 4041092-01 | ND |
| 2015-04-14 | 5041016-01 | ND |
| 2015-04-14 | 5041008-01 | ND |
| 2016-04-19 | 95034001 | ND |
| 2016-04-19 | 95033901 | ND |
| 2017-04-18 | 95841301 | ND |
| 2017-04-18 | 95841201 | ND |
| 2018-04-24 | 96659101 | ND |
| 2018-04-24 | 96659201 | ND |
| 2019-03-05 | 9030293-01 | ND |
| 2019-03-05 | 9030313-01 | ND |