Silver
Century, Town of
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 |
---|---|---|---|---|
2014 | N/A | 0 | 0 | N/A |
2015 | ND | 3 | 0 | ND |
2016 | N/A | 0 | 0 | N/A |
2017 | N/A | 0 | 0 | N/A |
2018 | 13.3 ppb | 3 | 1 | ND - 40.0 ppb |
2019 | N/A | 0 | 0 | N/A |
ppb = parts per billion
All test results
Date | Result |
---|---|
2015-08-05 | ND |
2015-08-05 | ND |
2015-08-05 | ND |
2018-12-16 | ND |
2018-12-17 | 40.0 ppb |
2018-12-17 | ND |