1,1,1,2-Tetrachloroethane
Parrott
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 | 1 | 0 | ND |
2017 | ND | 1 | 0 | ND |
2018 | ND | 2 | 0 | ND |
2019 | ND | 1 | 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 |
---|---|---|
2014-05-12 | AI40298 | ND |
2014-06-09 | AI42641 | ND |
2015-03-24 | AI69610 | ND |
2015-03-24 | AI69611 | ND |
2016-05-03 | AJ11358 | ND |
2017-06-12 | AJ57286 | ND |
2018-05-21 | AJ89820 | ND |
2018-05-21 | AJ89821 | ND |
2019-06-06 | AK19079 | ND |