1,1,1,2-Tetrachloroethane
Tract 349 Mutual Water Co.
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 | 1 | 0 | ND |
2015 | ND | 1 | 0 | ND |
2016 | ND | 1 | 0 | ND |
2017 | ND | 1 | 0 | ND |
2018 | ND | 1 | 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 |
---|---|---|
2014-12-09 | 9588-003-0914 | ND |
2015-10-26 | 9588-003-0929 | ND |
2016-01-29 | 9588-003-0900 | ND |
2017-02-24 | 9588-003-0910 | ND |
2018-01-26 | 9588-003-0905 | ND |
2019-02-22 | 9588-003-0930 | ND |
2019-05-24 | 9588-003-0910 | ND |