1,1,2,2-Tetrachloroethane
Sudbury Water District
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.
105
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 |
|---|---|---|---|---|
| 2013 | N/A | 0 | 0 | N/A |
| 2014 | ND | 20 | 0 | ND |
| 2015 | ND | 16 | 0 | ND |
| 2016 | ND | 13 | 0 | ND |
| 2017 | ND | 17 | 0 | ND |
| 2018 | ND | 20 | 0 | ND |
| 2019 | ND | 19 | 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 | Result |
|---|---|
| 2014-01-07 | ND |
| 2014-01-07 | ND |
| 2014-01-07 | ND |
| 2014-01-07 | ND |
| 2014-05-06 | ND |
| 2014-05-06 | ND |
| 2014-05-06 | ND |
| 2014-05-06 | ND |
| 2014-07-08 | ND |
| 2014-07-08 | ND |
| 2014-07-08 | ND |
| 2014-07-08 | ND |
| 2014-07-08 | ND |
| 2014-07-08 | ND |
| 2014-07-23 | ND |
| 2014-07-23 | ND |
| 2014-10-21 | ND |
| 2014-10-21 | ND |
| 2014-10-21 | ND |
| 2014-10-21 | ND |
| 2015-01-06 | ND |
| 2015-01-06 | ND |
| 2015-01-06 | ND |
| 2015-01-06 | ND |
| 2015-04-16 | ND |
| 2015-04-22 | ND |
| 2015-04-22 | ND |
| 2015-04-22 | ND |
| 2015-04-22 | ND |
| 2015-07-07 | ND |
| 2015-07-07 | ND |
| 2015-07-07 | ND |
| 2015-07-07 | ND |
| 2015-07-07 | ND |
| 2015-07-07 | ND |
| 2015-10-06 | ND |
| 2016-01-05 | ND |
| 2016-03-15 | ND |
| 2016-03-15 | ND |
| 2016-04-06 | ND |
| 2016-04-06 | ND |
| 2016-07-12 | ND |
| 2016-07-12 | ND |
| 2016-07-12 | ND |
| 2016-07-12 | ND |
| 2016-07-12 | ND |
| 2016-07-12 | ND |
| 2016-10-04 | ND |
| 2016-10-04 | ND |
| 2017-01-10 | ND |
| 2017-01-10 | ND |
| 2017-01-10 | ND |
| 2017-01-10 | ND |
| 2017-04-04 | ND |
| 2017-04-04 | ND |
| 2017-04-04 | ND |
| 2017-07-11 | ND |
| 2017-07-11 | ND |
| 2017-07-11 | ND |
| 2017-07-11 | ND |
| 2017-07-11 | ND |
| 2017-07-11 | ND |
| 2017-10-03 | ND |
| 2017-10-03 | ND |
| 2017-10-03 | ND |
| 2017-10-03 | ND |
| 2018-02-06 | ND |
| 2018-02-06 | ND |
| 2018-02-06 | ND |
| 2018-04-10 | ND |
| 2018-04-10 | ND |
| 2018-04-10 | ND |
| 2018-04-10 | ND |
| 2018-07-10 | ND |
| 2018-07-10 | ND |
| 2018-07-10 | ND |
| 2018-07-10 | ND |
| 2018-07-10 | ND |
| 2018-07-10 | ND |
| 2018-07-10 | ND |
| 2018-07-10 | ND |
| 2018-07-10 | ND |
| 2018-10-10 | ND |
| 2018-10-10 | ND |
| 2018-10-10 | ND |
| 2018-10-10 | ND |
| 2019-01-08 | ND |
| 2019-01-08 | ND |
| 2019-01-08 | ND |
| 2019-04-02 | ND |
| 2019-04-02 | ND |
| 2019-04-02 | ND |
| 2019-07-02 | ND |
| 2019-07-02 | ND |
| 2019-07-02 | ND |
| 2019-07-02 | ND |
| 2019-07-02 | ND |
| 2019-07-02 | ND |
| 2019-07-02 | ND |
| 2019-07-02 | ND |
| 2019-07-16 | ND |
| 2019-10-08 | ND |
| 2019-10-08 | ND |
| 2019-10-08 | ND |
| 2019-10-08 | ND |