Silver
San Bernardino City
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 | 52 | 0 | ND |
2015 | N/A | 0 | 0 | N/A |
2016 | N/A | 0 | 0 | N/A |
2017 | ND | 49 | 0 | ND |
2018 | ND | 2 | 0 | ND |
2019 | ND | 2 | 0 | ND |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2014-03-10 | 4790-030-0820 | ND |
2014-07-29 | 4790-001-0548 | ND |
2014-07-29 | 4790-002-0850 | ND |
2014-07-29 | 4790-003-0840 | ND |
2014-07-29 | 4790-005-1210 | ND |
2014-07-29 | 4790-007-0920 | ND |
2014-07-29 | 4790-014-0647 | ND |
2014-07-29 | 4790-015-1421 | ND |
2014-07-29 | 4790-017-1308 | ND |
2014-07-29 | 4790-018-1255 | ND |
2014-07-29 | 4790-021-1120 | ND |
2014-07-29 | 4790-022-1100 | ND |
2014-07-29 | 4790-023-1039 | ND |
2014-07-29 | 4790-024-1034 | ND |
2014-07-29 | 4790-030-0820 | ND |
2014-07-29 | 4790-032-0955 | ND |
2014-07-29 | 4790-034-0705 | ND |
2014-07-29 | 4790-035-1150 | ND |
2014-07-29 | 4790-036-0540 | ND |
2014-07-29 | 4790-037-1135 | ND |
2014-07-29 | 4790-038-0900 | ND |
2014-07-29 | 4790-039-0842 | ND |
2014-07-29 | 4790-040-0825 | ND |
2014-07-29 | 4790-041-0910 | ND |
2014-07-29 | 4790-043-0610 | ND |
2014-07-29 | 4790-049-0645 | ND |
2014-07-29 | 4790-051-1440 | ND |
2014-07-29 | 4790-053-1030 | ND |
2014-07-29 | 4790-054-1335 | ND |
2014-07-29 | 4790-055-0956 | ND |
2014-07-29 | 4790-056-1007 | ND |
2014-07-29 | 4790-062-1355 | ND |
2014-07-29 | 4790-063-1233 | ND |
2014-07-29 | 4790-064-1330 | ND |
2014-07-29 | 4790-065-1315 | ND |
2014-07-29 | 4790-066-1300 | ND |
2014-07-29 | 4790-067-1245 | ND |
2014-07-29 | 4790-068-1230 | ND |
2014-07-29 | 4790-069-1345 | ND |
2014-07-29 | 4790-113-0805 | ND |
2014-07-29 | 4790-114-0750 | ND |
2014-07-29 | 4790-115-0735 | ND |
2014-07-29 | 4790-116-0720 | ND |
2014-07-29 | 4790-117-0700 | ND |
2014-07-29 | 4790-118-0735 | ND |
2014-07-29 | 4790-119-0757 | ND |
2014-07-29 | 4790-126-0615 | ND |
2014-09-05 | 4790-008-1121 | ND |
2014-09-05 | 4790-052-1050 | ND |
2014-10-29 | 4790-009-1500 | ND |
2014-10-29 | 4790-031-1509 | ND |
2014-12-01 | 4790-012-1410 | ND |
2017-07-26 | 9590-002-0735 | ND |
2017-07-26 | 9590-003-0805 | ND |
2017-07-26 | 9590-005-0828 | ND |
2017-07-26 | 9590-007-0630 | ND |
2017-07-26 | 9590-008-1143 | ND |
2017-07-26 | 9590-009-1127 | ND |
2017-07-26 | 9590-030-0830 | ND |
2017-07-26 | 9590-031-1106 | ND |
2017-07-26 | 9590-032-0710 | ND |
2017-07-26 | 9590-035-0710 | ND |
2017-07-26 | 9590-036-0630 | ND |
2017-07-26 | 9590-037-0803 | ND |
2017-07-26 | 9590-049-0900 | ND |
2017-07-26 | 9590-052-1212 | ND |
2017-07-26 | 9590-065-1030 | ND |
2017-07-26 | 9590-066-1005 | ND |
2017-07-26 | 9590-067-0930 | ND |
2017-07-26 | 9590-068-0906 | ND |
2017-07-26 | 9590-113-1100 | ND |
2017-07-26 | 9590-114-1030 | ND |
2017-07-26 | 9590-115-1000 | ND |
2017-07-26 | 9590-116-0942 | ND |
2017-07-26 | 9590-117-0927 | ND |
2017-07-27 | 9590-001-0615 | ND |
2017-07-27 | 9590-015-1120 | ND |
2017-07-27 | 9590-017-0830 | ND |
2017-07-27 | 9590-018-0800 | ND |
2017-07-27 | 9590-021-0630 | ND |
2017-07-27 | 9590-022-0915 | ND |
2017-07-27 | 9590-023-0805 | ND |
2017-07-27 | 9590-024-0839 | ND |
2017-07-27 | 9590-025-0730 | ND |
2017-07-27 | 9590-034-0720 | ND |
2017-07-27 | 9590-038-1201 | ND |
2017-07-27 | 9590-040-1110 | ND |
2017-07-27 | 9590-041-1140 | ND |
2017-07-27 | 9590-043-0650 | ND |
2017-07-27 | 9590-051-1045 | ND |
2017-07-27 | 9590-054-0930 | ND |
2017-07-27 | 9590-056-0658 | ND |
2017-07-27 | 9590-062-1000 | ND |
2017-07-27 | 9590-063-0850 | ND |
2017-07-27 | 9590-118-0958 | ND |
2017-07-27 | 9590-119-1030 | ND |
2017-08-02 | 9590-012-0930 | ND |
2017-08-02 | 9590-014-1040 | ND |
2017-08-02 | 9590-039-1320 | ND |
2017-08-02 | 9590-053-1400 | ND |
2017-08-29 | 9590-069-1110 | ND |
2018-01-12 | 9590-055-0830 | ND |
2018-02-07 | 9590-064-1130 | ND |
2019-08-09 | 4790-117-0945 | ND |
2019-12-04 | 4790-024-0845 | ND |