1,1,1,2-Tetrachloroethane
Raymond, 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 | ND | 4 | 0 | ND |
2015 | ND | 4 | 0 | ND |
2016 | ND | 3 | 0 | ND |
2017 | ND | 1 | 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 |
---|---|---|
2014-02-18 | 287941 | ND |
2014-04-07 | 293436 | ND |
2014-07-07 | 309697 | ND |
2014-11-03 | 328546 | ND |
2015-01-11 | 343288 | ND |
2015-04-08 | 353618 | ND |
2015-07-27 | 370706 | ND |
2015-10-28 | 391684 | ND |
2016-07-25 | ND | |
2016-07-25 | ND | |
2016-12-28 | ND | |
2017-12-01 | ND | |
2018-06-29 | 541456 | ND |
2018-09-28 | 560227 | ND |
2019-12-30 | 622600 | ND |
2019-12-30 | 638448 | ND |