1,1,1,2-Tetrachloroethane
Tulia Municipal Water System
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 | 2 | 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 |
---|---|---|
2014-02-18 | Q1405060009 | ND |
2014-04-24 | Q1413167011 | ND |
2015-06-09 | Q1521106004 | ND |
2015-11-30 | Q1546935002 | ND |
2016-02-17 | Q1607069001 | ND |
2016-06-30 | Q1626573001 | ND |
2017-01-19 | Q1702737002 | ND |
2017-07-13 | Q1728905004 | ND |
2018-01-18 | Q1802140001 | ND |
2018-01-18 | Q1802140004 | ND |
2019-01-24 | Q1903572008 | ND |
2019-01-24 | Q1903572006 | ND |