Silver
California American Water Company - Monterey
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.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2013 | N/A | 0 | 0 | N/A |
2014 | ND | 10 | 0 | ND |
2015 | ND | 2 | 0 | ND |
2016 | ND | 23 | 0 | ND |
2017 | ND | 1 | 0 | ND |
2018 | ND | 1 | 0 | ND |
2019 | ND | 22 | 0 | ND |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2014-01-21 | 1225-089-1140 | ND |
2014-01-22 | 1225-092-1145 | ND |
2014-02-18 | 1225-054-1225 | ND |
2014-04-08 | 1225-082-1125 | ND |
2014-04-10 | 1225-061-1250 | ND |
2014-04-24 | 1225-092-1005 | ND |
2014-04-29 | 1225-089-1030 | ND |
2014-05-05 | 1225-079-1420 | ND |
2014-06-11 | 1225-053-1000 | ND |
2014-12-23 | 1225-085-0915 | ND |
2015-02-10 | 1225-085-1330 | ND |
2015-04-09 | 1225-082-0935 | ND |
2016-01-07 | 1225-085-1505 | ND |
2016-01-12 | 1225-046-1355 | ND |
2016-01-20 | 5810-087-1055 | ND |
2016-02-08 | 1225-017-1000 | ND |
2016-02-08 | 1225-016-1030 | ND |
2016-02-08 | 1225-047-1100 | ND |
2016-02-08 | 1225-045-1200 | ND |
2016-02-08 | 1225-044-1230 | ND |
2016-04-06 | 1225-024-1410 | ND |
2016-04-07 | 1225-082-1010 | ND |
2016-04-19 | 1225-051-1100 | ND |
2016-04-19 | 1225-029-1000 | ND |
2016-04-26 | 1225-048-1115 | ND |
2016-05-12 | 1225-052-1010 | ND |
2016-06-07 | 1225-026-1045 | ND |
2016-06-07 | 1225-072-1000 | ND |
2016-06-07 | 1225-073-1020 | ND |
2016-06-08 | 1225-074-1315 | ND |
2016-06-08 | 1225-002-1330 | ND |
2016-06-08 | 1225-006-1300 | ND |
2016-08-22 | 1225-070-1010 | ND |
2016-08-29 | 1225-050-1215 | ND |
2016-12-20 | 1225-085-1135 | ND |
2017-04-17 | 1225-082-1045 | ND |
2018-05-01 | 1225-082-0920 | ND |
2019-01-15 | 1225-085-1545 | ND |
2019-02-07 | 1225-017-1300 | ND |
2019-02-07 | 1225-016-1335 | ND |
2019-02-07 | 1225-047-1515 | ND |
2019-02-07 | 1225-046-1430 | ND |
2019-02-07 | 1225-045-1710 | ND |
2019-02-07 | 1225-044-1650 | ND |
2019-03-19 | 1225-051-1230 | ND |
2019-03-19 | 1225-029-1330 | ND |
2019-03-20 | 1225-024-1228 | ND |
2019-03-21 | 1225-050-1415 | ND |
2019-04-22 | 1225-073-1600 | ND |
2019-04-22 | 1225-072-1640 | ND |
2019-04-22 | 1225-087-1630 | ND |
2019-04-24 | 1225-052-1330 | ND |
2019-04-24 | 1225-074-1450 | ND |
2019-04-24 | 1225-006-1400 | ND |
2019-04-24 | 1225-002-1430 | ND |
2019-05-06 | 1225-082-1350 | ND |
2019-07-24 | 1225-048-1420 | ND |
2019-08-07 | 1225-026-1230 | ND |
2019-08-08 | 1225-070-1530 | ND |