1,1,2,2-Tetrachloroethane
Fort Bend County WCID 2
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 |
---|---|---|---|---|
2013 | N/A | 0 | 0 | N/A |
2014 | ND | 2 | 0 | ND |
2015 | ND | 4 | 0 | ND |
2016 | ND | 4 | 0 | ND |
2017 | ND | 5 | 0 | ND |
2018 | ND | 4 | 0 | ND |
2019 | ND | 4 | 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
Date | Lab ID | Result |
---|---|---|
2014-02-04 | AC41259 | ND |
2014-02-04 | AC41261 | ND |
2015-02-04 | AC79269 | ND |
2015-02-04 | AC79287 | ND |
2015-02-04 | AC79285 | ND |
2015-02-04 | AC79255 | ND |
2016-01-27 | AD20429 | ND |
2016-01-27 | AD20425 | ND |
2016-01-27 | AD20449 | ND |
2016-01-27 | AD20447 | ND |
2017-01-05 | AD63223 | ND |
2017-01-05 | AD63249 | ND |
2017-01-05 | AD63217 | ND |
2017-01-05 | AD63255 | ND |
2017-01-05 | AD63227 | ND |
2018-01-09 | AE08371 | ND |
2018-01-09 | AE08361 | ND |
2018-01-09 | AE08397 | ND |
2018-01-09 | AE08385 | ND |
2019-01-25 | AE51622 | ND |
2019-04-11 | AE62090 | ND |
2019-04-11 | AE62086 | ND |
2019-07-19 | AE75352 | ND |