1,1,1,2-Tetrachloroethane
Perkasie Regional Authority
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 |
---|---|---|---|---|
2013 | N/A | 0 | 0 | N/A |
2014 | ND | 11 | 0 | ND |
2015 | ND | 11 | 0 | ND |
2016 | ND | 11 | 0 | ND |
2017 | ND | 10 | 0 | ND |
2018 | N/A | 0 | 0 | N/A |
2019 | N/A | 0 | 0 | N/A |
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 |
---|---|---|
2014-03-11 | L2515685-1 | ND |
2014-03-11 | L2515685-2 | ND |
2014-06-10 | L5101092-11 | ND |
2014-06-10 | L5101092-12 | ND |
2014-09-09 | L5170431-1 | ND |
2014-09-09 | L5170431-5 | ND |
2014-09-09 | L5170431-4 | ND |
2014-09-09 | L5170431-2 | ND |
2014-09-09 | L5170431-3 | ND |
2014-12-09 | L5292845-2 | ND |
2014-12-09 | L5292845-1 | ND |
2015-03-10 | 12501697 | ND |
2015-03-10 | 12501751 | ND |
2015-06-09 | 12867686 | ND |
2015-06-09 | 12867740 | ND |
2015-09-08 | 13250334 | ND |
2015-09-08 | 13250280 | ND |
2015-09-08 | 13250226 | ND |
2015-09-08 | 13250118 | ND |
2015-09-08 | 13250172 | ND |
2015-12-08 | 13619709 | ND |
2015-12-08 | 13619655 | ND |
2016-03-08 | 13972805 | ND |
2016-03-08 | 13972753 | ND |
2016-06-07 | 14389122 | ND |
2016-06-07 | 14389070 | ND |
2016-09-13 | 14889624 | ND |
2016-09-13 | 14889676 | ND |
2016-09-13 | 14889520 | ND |
2016-09-13 | 14889572 | ND |
2016-09-13 | 14889468 | ND |
2016-12-06 | 15356082 | ND |
2016-12-06 | 15356030 | ND |
2017-03-07 | 15780188 | ND |
2017-03-07 | 15780136 | ND |
2017-06-06 | 16240813 | ND |
2017-06-06 | 16240761 | ND |
2017-09-05 | 16711026 | ND |
2017-09-05 | 16710974 | ND |
2017-09-05 | 16710922 | ND |
2017-09-05 | 16711078 | ND |
2017-12-05 | 17146869 | ND |
2017-12-05 | 17146817 | ND |