1,1,1,2-Tetrachloroethane
Cole County PWSD 1
1,1,1,2-Tetrachloroethane is a synthetic chemical used in metal degreasing and as an intermediate in industrial chemical production.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2013 | N/A | 0 | 0 | N/A |
2014 | N/A | 0 | 0 | N/A |
2015 | ND | 6 | 0 | ND |
2016 | N/A | 0 | 0 | N/A |
2017 | N/A | 0 | 0 | N/A |
2018 | ND | 6 | 0 | ND |
2019 | N/A | 0 | 0 | N/A |
ppb = parts per billion
State and national drinking water standards and health guidelines
EWG Health Guideline 1 ppb
The EWG Health Guideline of 1 ppb for 1,1,1,2-tetrachloroethane was defined by the Environmental Protection Agency as a one-in-a-million lifetime risk of cancer. Values greater than one-in-a-million cancer risk level can result in increased cancer cases above one in a million people.
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2015-02-18 | AC42777 | ND |
2015-02-18 | AC42776 | ND |
2015-02-18 | AC42775 | ND |
2015-02-18 | AC42778 | ND |
2015-02-18 | AC42780 | ND |
2015-02-18 | AC42779 | ND |
2018-09-14 | AD33815 | ND |
2018-09-14 | AD33816 | ND |
2018-09-14 | AD33817 | ND |
2018-09-14 | AD33818 | ND |
2018-09-14 | AD33819 | ND |
2018-09-14 | AD33820 | ND |