1,1,1,2-Tetrachloroethane
Powder Mill Estates
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 | 1 | 0 | ND |
2016 | ND | 1 | 0 | ND |
2017 | ND | 1 | 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 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 |
---|---|---|
2014-12-01 | AC73215 | ND |
2015-07-07 | AC98557 | ND |
2016-05-17 | AD37061 | ND |
2017-03-15 | AD75198 | ND |
2018-04-09 | AE21720 | ND |
2018-06-28 | AE31981 | ND |
2018-08-07 | AE35986 | ND |
2018-10-31 | AE45078 | ND |
2019-02-11 | AE53779 | ND |
2019-04-16 | AE62576 | ND |
2019-08-01 | AE76814 | ND |
2019-12-19 | AE92893 | ND |