Silver
Auburn Water Works
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.
8
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 | 1 | 0 | ND |
| 2015 | ND | 1 | 0 | ND |
| 2016 | ND | 2 | 0 | ND |
| 2017 | ND | 1 | 0 | ND |
| 2018 | ND | 1 | 0 | ND |
| 2019 | ND | 2 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-05-06 | 80405062014-1I | ND |
| 2015-04-15 | 804-041515-IOC-1 | ND |
| 2016-04-06 | 80404062016-2 | ND |
| 2016-04-06 | 80404062016-1 | ND |
| 2017-05-31 | 804-053117-IOC-1 | ND |
| 2018-04-18 | 178083-01AINO | ND |
| 2019-09-18 | 195596-01 | ND |
| 2019-09-18 | 195595-01 | ND |