1,1,2,2-Tetrachloroethane
Montmorenci Water District
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 | 6 | 0 | ND |
2015 | ND | 4 | 0 | ND |
2016 | ND | 4 | 0 | ND |
2017 | ND | 4 | 0 | ND |
2018 | ND | 4 | 0 | ND |
2019 | ND | 4 | 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 |
---|---|---|
2014-03-13 | AD37130 | ND |
2014-03-13 | AD37129 | ND |
2014-04-08 | AD38164 | ND |
2014-09-30 | AD46165 | ND |
2014-09-30 | AD46166 | ND |
2014-11-12 | AD47837 | ND |
2015-02-25 | AD51889 | ND |
2015-06-10 | AD56710 | ND |
2015-09-01 | AD60253 | ND |
2015-11-03 | AD64931 | ND |
2016-02-03 | AD70121 | ND |
2016-05-11 | AD75760 | ND |
2016-09-27 | AD83030 | ND |
2016-11-15 | AD85907 | ND |
2017-02-01 | AD89218 | ND |
2017-05-08 | AD93881 | ND |
2017-07-12 | AD97157 | ND |
2017-11-01 | AE02911 | ND |
2018-02-27 | AE08322 | ND |
2018-05-23 | AE12655 | ND |
2018-08-22 | AE17063 | ND |
2018-11-13 | AE21220 | ND |
2019-02-20 | AE26033 | ND |
2019-04-30 | AE29543 | ND |
2019-08-27 | AE36167 | ND |
2019-11-05 | AE39706 | ND |