1,1,1,2-Tetrachloroethane
Woodland Acres 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 |
---|---|---|---|---|
2013 | N/A | 0 | 0 | N/A |
2014 | ND | 1 | 0 | ND |
2015 | ND | 2 | 0 | ND |
2016 | ND | 2 | 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 |
---|---|---|
2014-01-16 | AC39255 | ND |
2015-02-10 | AC79917 | ND |
2015-02-10 | AC79947 | ND |
2016-01-13 | AD17933 | ND |
2016-01-13 | AD17927 | ND |
2017-01-12 | AD64766 | ND |
2017-01-12 | AD64754 | ND |
2018-03-01 | AE16372 | ND |
2018-03-01 | AE16370 | ND |
2019-01-29 | AE51951 | ND |
2019-01-29 | AE51949 | ND |