1,1,1,2-Tetrachloroethane
City of Magnolia
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 | ND | 1 | 0 | ND |
2015 | ND | 2 | 0 | ND |
2016 | ND | 2 | 0 | ND |
2017 | ND | 2 | 0 | ND |
2018 | ND | 2 | 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 |
---|---|---|
2014-06-06 | AC56234 | ND |
2015-09-22 | AD08040 | ND |
2015-09-22 | AD08032 | ND |
2016-12-01 | AD59894 | ND |
2016-12-01 | AD59890 | ND |
2017-04-10 | AD78992 | ND |
2017-04-10 | AD78994 | ND |
2018-01-25 | AE10584 | ND |
2018-01-25 | AE10586 | ND |
2019-06-03 | AE68906 | ND |
2019-06-03 | AE68908 | ND |