1,1,1,2-Tetrachloroethane
Chatsworth
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 | 2 | 0 | ND |
2015 | ND | 2 | 0 | ND |
2016 | ND | 3 | 0 | ND |
2017 | ND | 2 | 0 | ND |
2018 | ND | 2 | 0 | ND |
2019 | ND | 6 | 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 |
---|---|---|
2014-04-28 | AI38854 | ND |
2014-04-28 | AI38853 | ND |
2015-03-16 | AI69026 | ND |
2015-03-16 | AI69025 | ND |
2016-03-21 | AJ08418 | ND |
2016-03-21 | AJ08417 | ND |
2016-03-21 | AJ08416 | ND |
2017-06-20 | AJ58059 | ND |
2017-06-20 | AJ58060 | ND |
2018-05-07 | AJ88818 | ND |
2018-05-07 | AJ88817 | ND |
2019-04-29 | AK16000 | ND |
2019-04-29 | AK15999 | ND |
2019-04-29 | AK15998 | ND |
2019-05-20 | AK17838 | ND |
2019-07-16 | AK22500 | ND |
2019-10-14 | AK35010 | ND |