1,1,1,2-Tetrachloroethane
Big Eddy
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 | N/A | 0 | 0 | N/A |
2015 | ND | 2 | 0 | ND |
2016 | ND | 3 | 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 |
---|---|---|
2015-07-28 | Q1529238003 | ND |
2015-07-28 | Q1529238004 | ND |
2016-03-24 | Q1612142006 | ND |
2016-03-24 | Q1612142004 | ND |
2016-06-22 | Q1625369003 | ND |
2017-08-30 | Q1739979001 | ND |
2017-12-04 | Q1762223008 | ND |
2018-08-01 | Q1830497002 | ND |
2018-08-01 | Q1830497003 | ND |
2019-07-16 | Q1945273001 | ND |
2019-11-06 | Q1975670001 | ND |