1,1,2,2-Tetrachloroethane
Doylestown Borough Water Department
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.
30
Samples
0
Samples exceeding legal limit (MCL)
0
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2014 | ND | 5 | 0 | ND |
| 2015 | ND | 5 | 0 | ND |
| 2016 | ND | 5 | 0 | ND |
| 2017 | ND | 5 | 0 | ND |
| 2018 | ND | 5 | 0 | ND |
| 2019 | ND | 5 | 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 |
|---|---|---|
| 2014-01-22 | L4867559-1 | ND |
| 2014-01-22 | L4867559-2 | ND |
| 2014-02-25 | L4899027-2 | ND |
| 2014-02-25 | L4899027-3 | ND |
| 2014-02-25 | L4899027-1 | ND |
| 2015-01-13 | 12274564 | ND |
| 2015-01-13 | 12274618 | ND |
| 2015-02-03 | 12389847 | ND |
| 2015-02-03 | 12389901 | ND |
| 2015-02-03 | 12389955 | ND |
| 2016-02-05 | 13858704 | ND |
| 2016-02-05 | 13858758 | ND |
| 2016-02-05 | 13858596 | ND |
| 2016-02-05 | 13858650 | ND |
| 2016-02-05 | 13858542 | ND |
| 2017-01-06 | 15503093 | ND |
| 2017-01-06 | 15502935 | ND |
| 2017-01-06 | 15502987 | ND |
| 2017-01-06 | 15503145 | ND |
| 2017-01-06 | 15503041 | ND |
| 2018-01-12 | L6983060-3 | ND |
| 2018-01-12 | L6983058-2 | ND |
| 2018-01-12 | L6983060-2 | ND |
| 2018-01-12 | L6983058-1 | ND |
| 2018-01-12 | L6983060-1 | ND |
| 2019-01-31 | L7090358-2 | ND |
| 2019-01-31 | L7090359-1 | ND |
| 2019-01-31 | L7090359-2 | ND |
| 2019-01-31 | L7090358-3 | ND |
| 2019-01-31 | L7090358-1 | ND |