1,1,1,2-Tetrachloroethane
Kempner WSC
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 | 4 | 0 | ND |
2016 | ND | 1 | 0 | ND |
2017 | ND | 1 | 0 | ND |
2018 | ND | 2 | 0 | ND |
2019 | ND | 4 | 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 |
---|---|---|
2014-08-05 | AC62131 | ND |
2015-03-30 | AC86583 | ND |
2015-05-18 | AC92322 | ND |
2015-08-20 | AD04880 | ND |
2015-10-05 | AD09425 | ND |
2016-01-14 | AD18295 | ND |
2017-01-30 | AD67541 | ND |
2018-03-01 | AE16334 | ND |
2018-10-10 | AE43115 | ND |
2019-02-06 | AE53178 | ND |
2019-04-01 | AE60707 | ND |
2019-07-01 | AE72842 | ND |
2019-07-01 | AE72878 | ND |