Silver
Chesterfield County Central Water System
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.
24
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 | ND | 4 | 0 | ND |
| 2015 | ND | 4 | 0 | ND |
| 2016 | ND | 4 | 0 | ND |
| 2017 | ND | 4 | 0 | ND |
| 2018 | ND | 4 | 0 | ND |
| 2019 | ND | 4 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-04-22 | E140308608 | ND |
| 2014-04-22 | E140308599 | ND |
| 2014-04-22 | E140308583 | ND |
| 2014-04-22 | E140308581 | ND |
| 2015-04-23 | VA010-DCLS | ND |
| 2015-04-23 | VA010-DCLS | ND |
| 2015-04-23 | VA010-DCLS | ND |
| 2015-04-23 | VA010-DCLS | ND |
| 2016-04-25 | E160305667 | ND |
| 2016-04-25 | E160305653 | ND |
| 2016-04-25 | E160305669 | ND |
| 2016-04-25 | E160305660 | ND |
| 2017-04-19 | E170304740 | ND |
| 2017-04-19 | E170304737 | ND |
| 2017-04-19 | E170304729 | ND |
| 2017-04-19 | E170304734 | ND |
| 2018-06-13 | E180403016 | ND |
| 2018-06-13 | E180403019 | ND |
| 2018-06-13 | E180403023 | ND |
| 2018-06-13 | E180403025 | ND |
| 2019-05-16 | E190402832 | ND |
| 2019-05-16 | E190402837 | ND |
| 2019-05-16 | E190402841 | ND |
| 2019-05-16 | E190402843 | ND |