1,1,1,2-Tetrachloroethane
City of Wilson
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 | 3 | 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 |
---|---|---|
2014-01-16 | Q1401392005 | ND |
2014-01-16 | Q1401392007 | ND |
2014-01-16 | Q1401392002 | ND |
2015-01-20 | Q1502090002 | ND |
2015-01-20 | Q1502090005 | ND |
2016-01-14 | Q1601750003 | ND |
2016-01-14 | Q1601750006 | ND |
2017-01-03 | Q1700156006 | ND |
2017-01-03 | Q1700156002 | ND |
2018-01-10 | Q1801124012 | ND |
2018-01-10 | Q1801124017 | ND |
2019-04-02 | Q1913309001 | ND |
2019-04-02 | Q1913309005 | ND |