1,1,1,2-Tetrachloroethane
City of Anna
1,1,1,2-Tetrachloroethane is a synthetic chemical used in metal degreasing and as an intermediate in industrial chemical production.
16
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 | 2 | 0 | ND |
| 2015 | ND | 4 | 0 | ND |
| 2016 | ND | 2 | 0 | ND |
| 2017 | ND | 2 | 0 | ND |
| 2018 | ND | 4 | 0 | ND |
| 2019 | ND | 2 | 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 |
|---|---|---|
| 2014-05-22 | Q1417366025 | ND |
| 2014-05-22 | Q1417366027 | ND |
| 2015-06-29 | Q1524455010 | ND |
| 2015-06-29 | Q1524455013 | ND |
| 2015-06-29 | Q1524455015 | ND |
| 2015-06-29 | Q1524455001 | ND |
| 2016-03-16 | Q1611300002 | ND |
| 2016-05-25 | Q1620634008 | ND |
| 2017-03-29 | Q1713141002 | ND |
| 2017-03-29 | Q1713141003 | ND |
| 2018-03-21 | Q1811343011 | ND |
| 2018-03-21 | Q1811343016 | ND |
| 2018-03-21 | Q1811343001 | ND |
| 2018-03-21 | Q1811343006 | ND |
| 2019-02-14 | Q1907030002 | ND |
| 2019-02-14 | Q1907030009 | ND |