1,1,1,2-Tetrachloroethane
City of Abilene
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 |
|---|---|---|---|---|
| 2013 | N/A | 0 | 0 | N/A |
| 2014 | ND | 3 | 0 | ND |
| 2015 | ND | 3 | 0 | ND |
| 2016 | ND | 2 | 0 | ND |
| 2017 | ND | 3 | 0 | ND |
| 2018 | ND | 3 | 0 | ND |
| 2019 | ND | 3 | 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 |
|---|---|---|
| 2014-09-10 | AC66595 | ND |
| 2014-09-10 | AC66599 | ND |
| 2014-09-10 | AC66597 | ND |
| 2015-07-21 | AD00409 | ND |
| 2015-07-21 | AD00403 | ND |
| 2015-07-21 | AD00401 | ND |
| 2016-07-28 | AD46178 | ND |
| 2016-07-28 | AD46176 | ND |
| 2017-07-20 | Q1729955015 | ND |
| 2017-07-20 | Q1729955006 | ND |
| 2017-07-20 | Q1729955013 | ND |
| 2018-08-08 | Q1831781013 | ND |
| 2018-08-08 | Q1831781010 | ND |
| 2018-08-08 | Q1831781003 | ND |
| 2019-08-07 | Q1951863014 | ND |
| 2019-08-07 | Q1951863018 | ND |
| 2019-08-07 | Q1951863016 | ND |