1,1,2,2-Tetrachloroethane
La Verne WD
1,1,2,2-Tetrachloroethane is an industrial chemical which has been used as a metal degreaser, and in paint, paint removers, mothballs and pesticides. It damages the liver and nervous system, and may cause cancer.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | ND | 8 | 0 | ND |
2015 | ND | 8 | 0 | ND |
2016 | ND | 9 | 0 | ND |
2017 | ND | 11 | 0 | ND |
2018 | ND | 9 | 0 | ND |
2019 | ND | 7 | 0 | ND |
ppb = parts per billion
State and national drinking water standards and health guidelines
EWG Health Guideline 0.1 ppb
The EWG Health Guideline of 0.1 ppb for 1,1,2,2-tetrachloroethane was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against cancer.
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2014-08-06 | 4790-039-0830 | ND |
2014-08-06 | 4790-032-1123 | ND |
2014-08-06 | 4790-008-1010 | ND |
2014-08-06 | 4790-016-0750 | ND |
2014-08-06 | 4790-010-1000 | ND |
2014-08-06 | 4790-009-1019 | ND |
2014-08-27 | 4790-046-1113 | ND |
2014-11-19 | 4790-012-1121 | ND |
2015-08-05 | 4790-008-1041 | ND |
2015-08-05 | 4790-012-0635 | ND |
2015-08-05 | 4790-010-1025 | ND |
2015-08-05 | 4790-009-1047 | ND |
2015-08-12 | 4790-039-0909 | ND |
2015-08-12 | 4790-032-1004 | ND |
2015-08-19 | 4790-016-0635 | ND |
2015-08-26 | 4790-046-1128 | ND |
2016-08-03 | 4790-008-1122 | ND |
2016-08-03 | 4790-009-1128 | ND |
2016-08-03 | 4790-012-0747 | ND |
2016-08-10 | 4790-010-1035 | ND |
2016-08-17 | 4790-046-1055 | ND |
2016-08-17 | 4790-039-1015 | ND |
2016-08-17 | 4790-032-1045 | ND |
2016-08-31 | 4790-016-1123 | ND |
2016-11-03 | 4790-018-1000 | ND |
2017-03-22 | 4790-018-1345 | ND |
2017-08-02 | 4790-018-0928 | ND |
2017-08-02 | 4790-010-1113 | ND |
2017-08-02 | 4790-032-1145 | ND |
2017-08-02 | 4790-009-1126 | ND |
2017-08-02 | 4790-008-1123 | ND |
2017-08-03 | 4790-018-0750 | ND |
2017-08-09 | 4790-046-1113 | ND |
2017-08-09 | 4790-016-0802 | ND |
2017-08-09 | 4790-039-0835 | ND |
2017-08-17 | 4790-012-0854 | ND |
2018-08-01 | 4790-010-0917 | ND |
2018-08-01 | 4790-009-1005 | ND |
2018-08-01 | 4790-008-0940 | ND |
2018-08-01 | 4790-032-1038 | ND |
2018-08-01 | 4790-012-0742 | ND |
2018-08-08 | 4790-039-0820 | ND |
2018-08-08 | 4790-046-0925 | ND |
2018-08-08 | 4790-016-1045 | ND |
2018-08-08 | 4790-012-0755 | ND |
2019-08-07 | 4790-039-0929 | ND |
2019-08-07 | 4790-046-1031 | ND |
2019-08-07 | 4790-010-0958 | ND |
2019-08-07 | 4790-009-1020 | ND |
2019-08-07 | 4790-012-0810 | ND |
2019-08-07 | 4790-008-1012 | ND |
2019-08-14 | 4790-016-1100 | ND |