1,1,1,2-Tetrachloroethane
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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 | ND | 3 | 0 | ND |
2016 | ND | 3 | 0 | ND |
2017 | N/A | 0 | 0 | N/A |
2018 | ND | 3 | 0 | ND |
2019 | ND | 3 | 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 |
---|---|---|
2015-10-28 | B15102474-001C | ND |
2015-10-28 | B15102474-002C | ND |
2015-10-28 | B15102474-003C | ND |
2016-02-05 | B16020694-001C | ND |
2016-02-05 | B16020694-002C | ND |
2016-02-05 | B16020694-003C | ND |
2018-02-08 | B18021035-001A | ND |
2018-02-08 | B18021035-002A | ND |
2018-02-08 | B18021035-003A | ND |
2019-03-25 | H19030459-001F | ND |
2019-03-25 | H19030459-002F | ND |
2019-03-25 | H19030459-003F | ND |