Silver
California Water Service (CWS) - Salinas
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 |
---|---|---|---|---|
2014 | ND | 8 | 0 | ND |
2015 | ND | 7 | 0 | ND |
2016 | ND | 13 | 0 | ND |
2017 | ND | 13 | 0 | ND |
2018 | ND | 10 | 0 | ND |
2019 | ND | 15 | 0 | ND |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2014-01-15 | 9590-019-1331 | ND |
2014-04-22 | 9590-039-1112 | ND |
2014-06-17 | 9590-026-1239 | ND |
2014-08-13 | 9590-028-1355 | ND |
2014-08-25 | 9590-030-1105 | ND |
2014-08-26 | 9590-029-1025 | ND |
2014-09-25 | 9590-046-1343 | ND |
2014-09-25 | 9590-027-0937 | ND |
2015-02-18 | 9590-106-1315 | ND |
2015-02-18 | 9590-009-1400 | ND |
2015-03-11 | 9590-041-1030 | ND |
2015-03-11 | 9590-037-1110 | ND |
2015-04-21 | 9590-008-1453 | ND |
2015-06-03 | 9590-006-1010 | ND |
2015-07-22 | 9590-005-1536 | ND |
2016-01-26 | 9590-020-1326 | ND |
2016-01-27 | 9590-018-1020 | ND |
2016-02-03 | 9590-022-1410 | ND |
2016-02-10 | 9590-103-1330 | ND |
2016-02-16 | 9590-103-1433 | ND |
2016-02-22 | 9590-024-1515 | ND |
2016-03-03 | 9590-015-1433 | ND |
2016-05-04 | 9590-017-1429 | ND |
2016-05-12 | 9590-102-1427 | ND |
2016-06-28 | 9590-023-1358 | ND |
2016-12-28 | 9590-123-1442 | ND |
2016-12-28 | 9590-027-1513 | ND |
2016-12-29 | 9590-008-1415 | ND |
2017-01-10 | 9590-019-1355 | ND |
2017-02-27 | 9590-027-1516 | ND |
2017-03-02 | 9590-132-1050 | ND |
2017-08-15 | 9590-026-1426 | ND |
2017-08-23 | 9590-029-1413 | ND |
2017-09-19 | 9590-046-1423 | ND |
2017-10-17 | 9590-030-1331 | ND |
2017-11-20 | 9590-014-1416 | ND |
2017-11-20 | 9590-008-1341 | ND |
2017-11-21 | 9590-104-1352 | ND |
2017-11-21 | 9590-131-1252 | ND |
2017-11-28 | 9590-043-1424 | ND |
2017-11-29 | 9590-030-1455 | ND |
2018-02-14 | 9590-006-1421 | ND |
2018-02-21 | 9590-104-1354 | ND |
2018-03-14 | 9590-037-1352 | ND |
2018-03-14 | 9590-009-1305 | ND |
2018-03-20 | 9590-132-1010 | ND |
2018-04-18 | 9590-017-1210 | ND |
2018-04-26 | 9590-041-1329 | ND |
2018-06-26 | 9590-106-1425 | ND |
2018-07-25 | 9590-005-1300 | ND |
2018-09-18 | 9590-106-1416 | ND |
2019-01-08 | 9590-022-1146 | ND |
2019-01-08 | 9590-020-1221 | ND |
2019-01-23 | 9590-024-1348 | ND |
2019-01-29 | 9590-018-1409 | ND |
2019-01-30 | 9590-043-1405 | ND |
2019-02-12 | 9590-103-1329 | ND |
2019-02-25 | 9590-030-1344 | ND |
2019-03-14 | 9590-015-1444 | ND |
2019-04-09 | 9590-008-1421 | ND |
2019-04-11 | 9590-023-1403 | ND |
2019-05-09 | 9590-017-1431 | ND |
2019-05-23 | 9590-102-1320 | ND |
2019-10-10 | 9590-131-1345 | ND |
2019-10-10 | 9590-027-1313 | ND |
2019-11-18 | 9590-123-1300 | ND |