1,1,2,2-Tetrachloroethane
Parkers Chapel
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 | 4 | 0 | ND |
2015 | ND | 4 | 0 | ND |
2016 | ND | 7 | 0 | ND |
2017 | ND | 5 | 0 | ND |
2018 | ND | 3 | 0 | ND |
2019 | ND | 3 | 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 |
---|---|---|
2014-01-15 | 14016012002 | ND |
2014-04-29 | 14121002602 | ND |
2014-11-12 | 14317002702 | ND |
2014-12-01 | 14338005802 | ND |
2015-03-10 | 15071003502 | ND |
2015-06-24 | 15176001502 | ND |
2015-10-14 | 15289009602 | ND |
2015-10-14 | 15289009802 | ND |
2016-01-12 | 16015007802 | ND |
2016-04-11 | 16105005002 | ND |
2016-04-11 | 16105005202 | ND |
2016-07-13 | 16196014202 | ND |
2016-10-12 | 16287000208 | ND |
2016-10-12 | 16287000308 | ND |
2016-10-25 | 16301003209 | ND |
2017-02-14 | 17046004902 | ND |
2017-04-25 | 17117000902 | ND |
2017-04-25 | 17117001102 | ND |
2017-10-11 | 17285000302 | ND |
2017-10-11 | 17285000202 | ND |
2018-04-30 | 18123005202 | ND |
2018-04-30 | 18123005102 | ND |
2018-10-10 | 18284000402 | ND |
2019-05-13 | 19136000702 | ND |
2019-05-13 | 19136000902 | ND |
2019-10-29 | 19303000608 | ND |