1,1,1,2-Tetrachloroethane
Stoney Field Mobile Home Park
1,1,1,2-Tetrachloroethane is a synthetic chemical used in metal degreasing and as an intermediate in industrial chemical production.
11
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 | ND | 3 | 0 | ND |
| 2016 | ND | 2 | 0 | ND |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | ND | 2 | 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 |
|---|---|---|
| 2015-04-06 | L5489130-1 | ND |
| 2015-08-07 | L5755206-4 | ND |
| 2015-10-05 | L5817674-1 | ND |
| 2016-01-15 | L5966601-1 | ND |
| 2016-04-08 | L6125469-1 | ND |
| 2018-02-14 | 3874695 | ND |
| 2018-05-16 | DWS8723-1 | ND |
| 2019-02-13 | 19020710-01 | ND |
| 2019-05-08 | 19050207-01 | ND |
| 2019-08-14 | 19080810-001 | ND |
| 2019-12-16 | 19121305-001 | ND |