1,1,1,2-Tetrachloroethane
Westgate Estates
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 | 3 | 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 |
---|---|---|
2014-05-01 | 1405-00061-001 | ND |
2015-04-30 | 1505-00026-001 | ND |
2016-04-21 | 1604-02180-001 | ND |
2017-06-06 | 1706-00851-001 | ND |
2018-05-30 | 1805-03796-001 | ND |
2018-09-17 | 1809-02236-001 | ND |
2018-12-06 | 1812-00684-001 | ND |
2019-02-06 | 1902-00554-001 | ND |
2019-04-23 | 1904-02769-001 | ND |