1,1,1,2-Tetrachloroethane
Hastings
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 | 1 | 0 | ND |
| 2016 | ND | 5 | 0 | ND |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | ND | 1 | 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 |
|---|---|---|
| 2015-06-09 | 15F0596-03 | ND |
| 2016-03-22 | 3418445 | ND |
| 2016-03-22 | 3418465 | ND |
| 2016-03-22 | 3418503 | ND |
| 2016-03-22 | 3418533 | ND |
| 2016-03-22 | 3418541 | ND |
| 2018-11-01 | 18K0050-03 | ND |
| 2019-01-31 | 19A0994-01 | ND |
| 2019-01-31 | 19A0996-01 | ND |
| 2019-01-31 | 19A0996-02 | ND |
| 2019-03-08 | 19C0368-01 | ND |