1,1,1,2-Tetrachloroethane
Bellwood, Village of
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 | N/A | 0 | 0 | N/A |
2016 | ND | 4 | 0 | ND |
2017 | ND | 4 | 0 | ND |
2018 | ND | 4 | 0 | ND |
2019 | ND | 5 | 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 |
---|---|---|
2016-04-04 | ND | |
2016-07-20 | ND | |
2016-08-23 | ND | |
2016-10-19 | ND | |
2017-03-08 | ND | |
2017-07-05 | ND | |
2017-08-31 | ND | |
2017-10-24 | ND | |
2018-01-10 | 530779 | ND |
2018-04-05 | 542406 | ND |
2018-07-19 | 560175 | ND |
2018-10-24 | 577023 | ND |
2019-01-15 | 590565 | ND |
2019-04-23 | 602864 | ND |
2019-07-25 | 621123 | ND |
2019-07-25 | 624641 | ND |
2019-10-23 | 638526 | ND |