1,1,2,2-Tetrachloroethane
Jefferson County Water Control and Improvement District 10
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 | 1 | 0 | ND |
2015 | ND | 1 | 0 | ND |
2016 | ND | 4 | 0 | ND |
2017 | ND | 1 | 0 | ND |
2018 | ND | 1 | 0 | ND |
2019 | ND | 1 | 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 |
---|---|---|
2014-07-22 | AC60503 | ND |
2015-08-14 | AD04371 | ND |
2016-03-22 | AD30133 | ND |
2016-04-25 | AD33963 | ND |
2016-09-28 | AD52082 | ND |
2016-12-07 | AD61202 | ND |
2017-01-30 | AD67591 | ND |
2018-01-31 | AE11563 | ND |
2019-02-21 | AE55356 | ND |