Silver
Hillview Water Company-oakhurst/sierra Lakes
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 | 12 | 0 | ND |
2015 | ND | 1 | 0 | ND |
2016 | N/A | 0 | 0 | N/A |
2017 | ND | 12 | 0 | ND |
2018 | ND | 7 | 0 | ND |
2019 | N/A | 0 | 0 | N/A |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2014-03-05 | 5810-034-0940 | ND |
2014-03-05 | 5810-033-0900 | ND |
2014-03-05 | 5810-032-0853 | ND |
2014-03-05 | 5810-031-0910 | ND |
2014-03-05 | 5810-030-0925 | ND |
2014-05-22 | 5810-028-1425 | ND |
2014-05-22 | 5810-024-1522 | ND |
2014-05-22 | 5810-010-1602 | ND |
2014-05-22 | 5810-009-1555 | ND |
2014-05-22 | 5810-007-1545 | ND |
2014-05-22 | 5810-003-1458 | ND |
2014-05-22 | 5810-002-1510 | ND |
2015-09-15 | 5810-001-1059 | ND |
2017-07-27 | 5810-041-0910 | ND |
2017-07-27 | 5810-040-0840 | ND |
2017-07-27 | 5810-039-0920 | ND |
2017-08-01 | 5810-002-1545 | ND |
2017-08-01 | 5810-003-1555 | ND |
2017-08-01 | 5810-028-1510 | ND |
2017-08-02 | 5810-034-0908 | ND |
2017-08-02 | 5810-007-0851 | ND |
2017-08-02 | 5810-030-0905 | ND |
2017-08-02 | 5810-031-0919 | ND |
2017-08-02 | 5810-032-0933 | ND |
2017-08-02 | 5810-033-0956 | ND |
2018-04-30 | 5810-024-1445 | ND |
2018-04-30 | 5810-048-1432 | ND |
2018-04-30 | 5810-047-1410 | ND |
2018-04-30 | 5810-046-1410 | ND |
2018-07-25 | 5810-010-1025 | ND |
2018-07-25 | 5810-009-1000 | ND |
2018-09-19 | 5810-001-0911 | ND |