Silver
San Gabriel Valley Water Company- El Monte
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.
57
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 | 7 | 0 | ND |
| 2015 | ND | 6 | 0 | ND |
| 2016 | ND | 12 | 0 | ND |
| 2017 | ND | 12 | 0 | ND |
| 2018 | ND | 8 | 0 | ND |
| 2019 | ND | 12 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-03-31 | 9588-029-0845 | ND |
| 2014-08-13 | 9588-001-1035 | ND |
| 2014-08-14 | 9588-029-1210 | ND |
| 2014-09-23 | 9588-005-1430 | ND |
| 2014-09-24 | 9588-117-1135 | ND |
| 2014-11-13 | 9588-070-1045 | ND |
| 2014-11-26 | 9588-070-0805 | ND |
| 2015-05-12 | 9588-030-1020 | ND |
| 2015-08-11 | 9588-002-1215 | ND |
| 2015-08-11 | 9588-015-1120 | ND |
| 2015-08-11 | 9588-013-1110 | ND |
| 2015-11-13 | 9588-003-1040 | ND |
| 2015-12-03 | 9588-014-1115 | ND |
| 2016-02-10 | 9588-116-1125 | ND |
| 2016-02-10 | 9588-117-1130 | ND |
| 2016-08-10 | 9588-005-1045 | ND |
| 2016-08-10 | 9588-002-1150 | ND |
| 2016-08-15 | 9588-069-1010 | ND |
| 2016-08-17 | 9588-069-1200 | ND |
| 2016-08-17 | 9588-033-0940 | ND |
| 2016-10-19 | 9588-066-0935 | ND |
| 2016-10-21 | 9588-044-0830 | ND |
| 2016-10-21 | 9588-038-1115 | ND |
| 2016-10-21 | 9588-068-0900 | ND |
| 2016-11-10 | 9588-066-1015 | ND |
| 2017-06-22 | 9588-003-1150 | ND |
| 2017-07-06 | 9588-224-0950 | ND |
| 2017-08-17 | 9588-005-1210 | ND |
| 2017-08-17 | 9588-001-1145 | ND |
| 2017-09-14 | 9588-116-1255 | ND |
| 2017-09-14 | 9588-117-1325 | ND |
| 2017-09-14 | 9588-001-0830 | ND |
| 2017-09-14 | 9588-013-0900 | ND |
| 2017-09-14 | 9588-015-0930 | ND |
| 2017-09-14 | 9588-033-1150 | ND |
| 2017-11-07 | 9588-070-1140 | ND |
| 2017-11-08 | 9588-070-1025 | ND |
| 2018-05-09 | 9588-030-1105 | ND |
| 2018-06-12 | 9588-030-0815 | ND |
| 2018-08-22 | 9588-013-1140 | ND |
| 2018-08-22 | 9588-015-1150 | ND |
| 2018-10-04 | 9588-224-0830 | ND |
| 2018-11-08 | 9588-003-1205 | ND |
| 2018-11-08 | 9588-014-1325 | ND |
| 2018-12-11 | 9588-014-1130 | ND |
| 2019-02-14 | 9588-116-1120 | ND |
| 2019-02-14 | 9588-117-1140 | ND |
| 2019-08-12 | 9588-033-1040 | ND |
| 2019-08-12 | 9588-069-1035 | ND |
| 2019-08-12 | 9588-069-0930 | ND |
| 2019-08-13 | 9588-005-0711 | ND |
| 2019-10-23 | 9588-066-1140 | ND |
| 2019-11-18 | 9588-066-1120 | ND |
| 2019-11-21 | 9588-071-1500 | ND |
| 2019-11-21 | 9588-038-1410 | ND |
| 2019-11-21 | 9588-044-1445 | ND |
| 2019-11-21 | 9588-068-1505 | ND |