1,1,1,2-Tetrachloroethane
Deerwood Subdivision
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 | N/A | 0 | 0 | N/A |
2016 | N/A | 0 | 0 | N/A |
2017 | N/A | 0 | 0 | N/A |
2018 | ND | 12 | 0 | ND |
2019 | ND | 13 | 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 |
---|---|---|
2018-02-26 | LLH67791 | ND |
2018-02-26 | LLH67793 | ND |
2018-02-26 | LLH67792 | ND |
2018-05-10 | LLH79900 | ND |
2018-05-10 | LLH79901 | ND |
2018-05-10 | LLH79909 | ND |
2018-08-15 | LLH99363 | ND |
2018-08-15 | LLH99375 | ND |
2018-08-15 | LLH99376 | ND |
2018-10-31 | LLI13468 | ND |
2018-10-31 | LLI13469 | ND |
2018-10-31 | LLI13480 | ND |
2019-02-21 | LLI26628 | ND |
2019-02-21 | LLI26627 | ND |
2019-02-21 | LLI26625 | ND |
2019-05-31 | LLI40256 | ND |
2019-05-31 | LLI40265 | ND |
2019-05-31 | LLI40266 | ND |
2019-09-09 | LLI62404 | ND |
2019-09-09 | LLI62406 | ND |
2019-09-09 | LLI62407 | ND |
2019-10-31 | LLI74074 | ND |
2019-10-31 | LLI74073 | ND |
2019-10-31 | LLI74079 | ND |
2019-12-17 | LLI84105 | ND |