1,1,1,2-Tetrachloroethane
Tra Livingston Regional Water Supply
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 | 1 | 0 | ND |
2016 | ND | 4 | 0 | ND |
2017 | ND | 1 | 0 | ND |
2018 | ND | 1 | 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 |
---|---|---|
2014-09-30 | AC68568 | ND |
2015-08-12 | AD03856 | ND |
2016-03-23 | AD30169 | ND |
2016-04-13 | AD33035 | ND |
2016-09-26 | AD51210 | ND |
2016-11-15 | AD58059 | ND |
2017-02-23 | AD71793 | ND |
2018-02-06 | AE12522 | ND |
2019-02-28 | AE56576 | ND |