1,1,1,2-Tetrachloroethane
City of Florence
1,1,1,2-Tetrachloroethane is a synthetic chemical used in metal degreasing and as an intermediate in industrial chemical production.
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 | 5 | 0 | ND |
2018 | ND | 3 | 0 | ND |
2019 | ND | 6 | 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 |
---|---|---|
2014-05-14 | AC54178 | ND |
2015-08-21 | AD04920 | ND |
2015-08-21 | AD04922 | ND |
2016-09-14 | AD49502 | ND |
2016-11-03 | AD56512 | ND |
2017-02-14 | AD70640 | ND |
2017-04-17 | AD79790 | ND |
2017-04-17 | AD79792 | ND |
2017-05-25 | AD85742 | ND |
2017-08-24 | AD94160 | ND |
2018-04-17 | AE22783 | ND |
2018-04-17 | AE22785 | ND |
2018-04-17 | AE22777 | ND |
2019-01-30 | AE52248 | ND |
2019-01-30 | AE52250 | ND |
2019-04-29 | AE63955 | ND |
2019-06-11 | AE70071 | ND |
2019-09-10 | AE82735 | ND |
2019-11-26 | AE90599 | ND |