Silver
Forrest City Waterworks
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.
6
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 |
|---|---|---|---|---|
| 2012 | N/A | 0 | 0 | N/A |
| 2013 | ND | 2 | 0 | ND |
| 2014 | ND | 1 | 0 | ND |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | ND | 2 | 0 | ND |
| 2017 | ND | 1 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2013-02-12 | 130440002 | ND |
| 2013-02-12 | 130440001 | ND |
| 2014-04-23 | 141140012 | ND |
| 2016-02-16 | Y160490004 | ND |
| 2016-02-16 | Y160490006 | ND |
| 2017-04-03 | Y170960007 | ND |