1,1,1,2-Tetrachloroethane
Emerald Lakes Subdivision
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 | 4 | 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 |
---|---|---|
2014-04-03 | AC49248 | ND |
2015-09-09 | AD06211 | ND |
2015-11-18 | AD14045 | ND |
2016-01-28 | AD20704 | ND |
2016-01-28 | AD20708 | ND |
2016-06-02 | AD39177 | ND |
2016-09-29 | AD52084 | ND |
2017-11-13 | AE04548 | ND |
2017-11-13 | AE04550 | ND |
2018-09-21 | AE41289 | ND |
2018-09-21 | AE41291 | ND |
2019-06-13 | AE70595 | ND |
2019-06-13 | AE70605 | ND |