1,1,2,2-Tetrachloroethane
Red Creek Municipal Utility District
NOTE: Red Creek Municipal Utility District purchases water from City of San Angelo which is required to test for 1,1,2,2-tetrachloroethane. Sample information shown below was taken by City of San Angelo.
1,1,2,2-Tetrachloroethane is an industrial chemical which has been used as a metal degreaser, and in paint, paint removers, mothballs and pesticides. It damages the liver and nervous system, and may cause cancer.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | ND | 9 | 0 | ND |
2015 | ND | 1 | 0 | ND |
2016 | ND | 1 | 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 0.1 ppb
The EWG Health Guideline of 0.1 ppb for 1,1,2,2-tetrachloroethane was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against cancer.
ppb = parts per billion
All test results
NOTE: Red Creek Municipal Utility District purchases water from City of San Angelo which is required to test for 1,1,2,2-tetrachloroethane. Sample information shown below was taken by City of San Angelo.
Date | Lab ID | Result |
---|---|---|
2014-04-29 | AC52069 | ND |
2014-04-29 | AC52067 | ND |
2014-04-29 | AC52065 | ND |
2014-04-29 | AC52063 | ND |
2014-04-29 | AC52037 | ND |
2014-04-29 | AC52059 | ND |
2014-04-29 | AC52039 | ND |
2014-04-29 | AC52071 | ND |
2014-08-11 | AC63095 | ND |
2015-08-12 | AD03968 | ND |
2016-02-17 | AD24323 | ND |
2016-05-17 | AD37069 | ND |
2016-07-20 | AD45007 | ND |
2016-11-09 | AD57412 | ND |
2017-05-09 | Q1719085002 | ND |
2018-02-28 | Q1808687007 | ND |
2019-05-07 | Q1920785002 | ND |