Silver
Lakewood Water Department
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.
21
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 | 5 | 0 | ND |
| 2015 | ND | 3 | 0 | ND |
| 2016 | ND | 2 | 0 | ND |
| 2017 | ND | 5 | 0 | ND |
| 2018 | ND | 3 | 0 | ND |
| 2019 | ND | 3 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-05-23 | 2706-022-0755 | ND |
| 2014-08-14 | 2706-045-1126 | ND |
| 2014-08-14 | 2706-016-1014 | ND |
| 2014-08-14 | 2706-015-1114 | ND |
| 2014-11-24 | 2706-001-1030 | ND |
| 2015-09-17 | 2706-004-0840 | ND |
| 2015-09-17 | 2706-007-0855 | ND |
| 2015-09-17 | 2706-006-0916 | ND |
| 2016-02-24 | 9588-044-1320 | ND |
| 2016-02-24 | 9588-052-1310 | ND |
| 2017-05-17 | 9588-022-1041 | ND |
| 2017-08-22 | 9588-015-1049 | ND |
| 2017-08-22 | 9588-016-1112 | ND |
| 2017-08-22 | 9588-045-1022 | ND |
| 2017-08-22 | 9588-001-1130 | ND |
| 2018-02-21 | 9588-007-0822 | ND |
| 2018-02-21 | 9588-004-0800 | ND |
| 2018-08-06 | 9588-006-0841 | ND |
| 2019-02-07 | 9588-022-1045 | ND |
| 2019-02-07 | 9588-044-1015 | ND |
| 2019-02-07 | 9588-052-1035 | ND |