1,1,1,2-Tetrachloroethane
Valentine, City of
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 |
---|---|---|---|---|
2014 | ND | 6 | 0 | ND |
2015 | ND | 3 | 0 | ND |
2016 | ND | 3 | 0 | ND |
2017 | ND | 6 | 0 | ND |
2018 | ND | 3 | 0 | ND |
2019 | ND | 3 | 0 | ND |
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 |
---|---|---|
2014-03-04 | 278521 | ND |
2014-03-04 | 278522 | ND |
2014-03-04 | 278520 | ND |
2014-03-31 | 279146 | ND |
2014-03-31 | 279147 | ND |
2014-10-27 | 311068 | ND |
2015-01-26 | 343372 | ND |
2015-01-26 | 343373 | ND |
2015-01-26 | 343374 | ND |
2016-02-16 | ND | |
2016-02-16 | ND | |
2016-02-16 | ND | |
2017-01-17 | ND | |
2017-01-17 | ND | |
2017-01-17 | ND | |
2017-03-20 | ND | |
2017-03-20 | ND | |
2017-12-04 | ND | |
2018-01-29 | 530783 | ND |
2018-01-29 | 530784 | ND |
2018-01-29 | 530785 | ND |
2019-02-05 | 592393 | ND |
2019-02-05 | 592394 | ND |
2019-02-05 | 592395 | ND |