Silver
Golden State Water Company - Apple Vly South
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 | ND | 3 | 0 | ND |
2015 | N/A | 0 | 0 | N/A |
2016 | N/A | 0 | 0 | N/A |
2017 | ND | 3 | 0 | ND |
2018 | N/A | 0 | 0 | N/A |
2019 | N/A | 0 | 0 | N/A |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2014-02-25 | 2706-001-1100 | ND |
2014-02-25 | 2706-002-1200 | ND |
2014-02-25 | 2706-006-0940 | ND |
2017-05-15 | 9590-001-1015 | ND |
2017-05-15 | 9590-002-0950 | ND |
2017-05-15 | 9590-006-0930 | ND |