Silver
Camrosa 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.
13
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 | 2 | 0 | ND |
| 2016 | ND | 4 | 0 | ND |
| 2017 | ND | 2 | 0 | ND |
| 2018 | ND | 3 | 0 | ND |
| 2019 | ND | 1 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-06-25 | 5867-009-1005 | ND |
| 2015-01-09 | 5867-001-0915 | ND |
| 2015-01-09 | 5867-007-0900 | ND |
| 2016-01-12 | 5867-001-1027 | ND |
| 2016-01-20 | 5867-006-1002 | ND |
| 2016-04-19 | 5867-010-0937 | ND |
| 2016-07-11 | 5867-011-0924 | ND |
| 2017-03-27 | 5867-008-1410 | ND |
| 2017-07-13 | 5867-009-1510 | ND |
| 2018-01-17 | 5867-001-0837 | ND |
| 2018-01-17 | 5867-006-0806 | ND |
| 2018-01-17 | 5867-007-0803 | ND |
| 2019-08-21 | 5867-011-1002 | ND |