1,1,1,2-Tetrachloroethane
Greenville Water Works
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 | 3 | 0 | ND |
2015 | N/A | 0 | 0 | N/A |
2016 | ND | 3 | 0 | ND |
2017 | ND | 2 | 0 | ND |
2018 | N/A | 0 | 0 | N/A |
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 |
---|---|---|
2014-01-22 | 140123020-1 | ND |
2014-01-22 | 140123020-2 | ND |
2014-04-22 | 140423018-1 | ND |
2016-01-19 | 160120028-3 | ND |
2016-01-19 | 160120028-2 | ND |
2016-01-19 | 160120028-1 | ND |
2017-01-17 | 170118030-1 | ND |
2017-01-17 | 170118030-2 | ND |
2019-01-22 | 19010595-001A | ND |
2019-01-22 | 19010595-002A | ND |
2019-01-22 | 19010595-003A | ND |