Silver
City of White Settlement
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.
12
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 | N/A | 0 | 0 | N/A |
| 2016 | ND | 5 | 0 | ND |
| 2017 | ND | 4 | 0 | ND |
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | ND | 3 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2016-01-25 | Q1603160009 | ND |
| 2016-01-25 | Q1603160010 | ND |
| 2016-01-25 | Q1603160011 | ND |
| 2016-11-17 | Q1650436007 | ND |
| 2016-11-17 | Q1650436008 | ND |
| 2017-01-19 | Q1702494007 | ND |
| 2017-01-19 | Q1702494008 | ND |
| 2017-05-03 | Q1718317006 | ND |
| 2017-05-03 | Q1718317007 | ND |
| 2019-01-31 | Q1904741013 | ND |
| 2019-01-31 | Q1904741014 | ND |
| 2019-05-20 | Q1926718004 | ND |