1,1,1,2-Tetrachloroethane
City of Kirby
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 | 1 | 0 | ND |
2015 | ND | 2 | 0 | ND |
2016 | ND | 2 | 0 | ND |
2017 | ND | 2 | 0 | ND |
2018 | ND | 2 | 0 | ND |
2019 | ND | 2 | 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 |
---|---|---|
2014-01-16 | AC39267 | ND |
2015-04-27 | AC89597 | ND |
2015-04-27 | AC89589 | ND |
2016-02-02 | AD21470 | ND |
2016-02-02 | AD21476 | ND |
2017-01-06 | AD63609 | ND |
2017-05-03 | AD82474 | ND |
2018-01-18 | AE09265 | ND |
2018-01-18 | AE09247 | ND |
2019-05-28 | AE68242 | ND |
2019-05-28 | AE68244 | ND |