1,1,1,2-Tetrachloroethane
Strong Waterworks
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 | 3 | 0 | ND |
2016 | ND | 1 | 0 | ND |
2017 | ND | 1 | 0 | ND |
2018 | ND | 6 | 0 | ND |
2019 | ND | 1 | 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 |
---|---|---|
2014-01-14 | 14016010901 | ND |
2015-03-10 | 15071002401 | ND |
2015-07-14 | 15197005801 | ND |
2015-10-15 | 15289010401 | ND |
2016-01-13 | 16015008601 | ND |
2017-02-27 | 17060000401 | ND |
2018-02-27 | 18060003401 | ND |
2018-05-01 | 18123007101 | ND |
2018-09-17 | 18263004401 | ND |
2018-09-17 | 18263004501 | ND |
2018-10-29 | 18305001401 | ND |
2018-11-26 | 18333002201 | ND |
2019-02-11 | 19045009701 | ND |