1,1,1,2-Tetrachloroethane
Cedar Creek Mobile Home Park
1,1,1,2-Tetrachloroethane is a synthetic chemical used in metal degreasing and as an intermediate in industrial chemical production.
10
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 | N/A | 0 | 0 | N/A |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | ND | 2 | 0 | ND |
| 2018 | ND | 4 | 0 | ND |
| 2019 | ND | 4 | 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 |
|---|---|---|
| 2017-08-02 | AD98393 | ND |
| 2017-08-02 | AD98394 | ND |
| 2018-02-21 | AE08020 | ND |
| 2018-06-12 | AE13492 | ND |
| 2018-08-23 | AE17183 | ND |
| 2018-10-30 | AE20529 | ND |
| 2019-03-11 | AE26905 | ND |
| 2019-06-11 | AE31681 | ND |
| 2019-08-09 | AE35055 | ND |
| 2019-11-05 | AE39654 | ND |