1,1,1,2-Tetrachloroethane
Pawling Village
1,1,1,2-Tetrachloroethane is a synthetic chemical used in metal degreasing and as an intermediate in industrial chemical production.
19
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 | 4 | 0 | ND |
| 2015 | ND | 7 | 0 | ND |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | ND | 8 | 0 | ND |
| 2019 | N/A | 0 | 0 | N/A |
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 |
|---|---|---|
| 2014-04-18 | BG34657P | ND |
| 2014-04-21 | BG35032P | ND |
| 2014-04-24 | BG36872P | ND |
| 2014-04-25 | BG37432P | ND |
| 2015-12-17 | BK41006 | ND |
| 2015-12-17 | BK41005 | ND |
| 2015-12-17 | BK41008 | ND |
| 2015-12-17 | BK41004 | ND |
| 2015-12-17 | BK41007 | ND |
| 2015-12-21 | GBK42438 | ND |
| 2015-12-21 | BK42438 | ND |
| 2018-12-07 | CC10276 | ND |
| 2018-12-07 | CC10275 | ND |
| 2018-12-07 | CC10279 | ND |
| 2018-12-07 | CC10278 | ND |
| 2018-12-07 | CC10277 | ND |
| 2018-12-07 | CC10280 | ND |
| 2018-12-13 | CC13917 | ND |
| 2018-12-21 | CC19624 | ND |