1,1,1,2-Tetrachloroethane
Erwin Utilities
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 | 4 | 0 | ND |
2015 | ND | 4 | 0 | ND |
2016 | ND | 6 | 0 | ND |
2017 | ND | 7 | 0 | ND |
2018 | ND | 4 | 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 | Result |
---|---|
2014-02-28 | ND |
2014-05-13 | ND |
2014-08-07 | ND |
2014-11-12 | ND |
2015-02-11 | ND |
2015-04-23 | ND |
2015-08-20 | ND |
2015-11-19 | ND |
2016-02-03 | ND |
2016-09-07 | ND |
2016-09-07 | ND |
2016-09-07 | ND |
2016-09-23 | ND |
2016-11-16 | ND |
2017-02-14 | ND |
2017-05-18 | ND |
2017-08-16 | ND |
2017-12-12 | ND |
2017-12-12 | ND |
2017-12-12 | ND |
2017-12-12 | ND |
2018-02-22 | ND |
2018-06-13 | ND |
2018-08-02 | ND |
2018-10-23 | ND |
2019-03-12 | ND |
2019-05-08 | ND |
2019-08-13 | ND |
2019-12-12 | ND |