1,1,1,2-Tetrachloroethane
Meansville
1,1,1,2-Tetrachloroethane is a synthetic chemical used in metal degreasing and as an intermediate in industrial chemical production.
17
Samples
0
Samples exceeding legal limit (MCL)
0
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2014 | ND | 3 | 0 | ND |
| 2015 | ND | 4 | 0 | ND |
| 2016 | ND | 5 | 0 | ND |
| 2017 | ND | 2 | 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 |
|---|---|---|
| 2014-10-21 | AI58085 | ND |
| 2014-10-21 | AI58084 | ND |
| 2014-12-01 | AI60426 | ND |
| 2015-02-16 | AI65052 | ND |
| 2015-04-13 | AI74833 | ND |
| 2015-08-19 | AI87097 | ND |
| 2015-11-04 | AJ00485 | ND |
| 2016-02-02 | AJ05626 | ND |
| 2016-02-02 | AJ05627 | ND |
| 2016-04-26 | AJ10882 | ND |
| 2016-08-02 | AJ20722 | ND |
| 2016-11-01 | AJ32479 | ND |
| 2017-01-31 | AJ43771 | ND |
| 2017-01-31 | AJ43770 | ND |
| 2018-05-22 | AJ89970 | ND |
| 2019-05-28 | AK18305 | ND |
| 2019-05-28 | AK18306 | ND |