1,1,2,2-Tetrachloroethane
Marshfield Utilities
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.
39
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 | 6 | 0 | ND |
| 2015 | ND | 9 | 0 | ND |
| 2016 | ND | 6 | 0 | ND |
| 2017 | ND | 6 | 0 | ND |
| 2018 | ND | 6 | 0 | ND |
| 2019 | ND | 6 | 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 |
|---|---|---|
| 2014-03-12 | 774391 | ND |
| 2014-03-12 | 774394 | ND |
| 2014-03-12 | 774397 | ND |
| 2014-04-08 | 778731 | ND |
| 2014-07-29 | 806754 | ND |
| 2014-10-28 | 828091 | ND |
| 2015-02-23 | 844768 | ND |
| 2015-02-23 | 844772 | ND |
| 2015-02-23 | 844770 | ND |
| 2015-04-14 | 854034 | ND |
| 2015-04-14 | 854033 | ND |
| 2015-09-02 | 880610 | ND |
| 2015-09-02 | 880611 | ND |
| 2015-10-14 | 889076 | ND |
| 2015-10-14 | 889077 | ND |
| 2016-02-01 | 903586 | ND |
| 2016-02-01 | 903588 | ND |
| 2016-02-01 | 903590 | ND |
| 2016-05-09 | 920115 | ND |
| 2016-08-09 | 938049 | ND |
| 2016-10-11 | 952725 | ND |
| 2017-01-31 | 971704 | ND |
| 2017-04-17 | 983499 | ND |
| 2017-04-17 | 983491 | ND |
| 2017-04-17 | 983495 | ND |
| 2017-08-07 | 1009142 | ND |
| 2017-10-09 | 1023242 | ND |
| 2018-01-30 | 1039071 | ND |
| 2018-01-30 | 1039074 | ND |
| 2018-01-30 | 1039076 | ND |
| 2018-04-03 | 1048152 | ND |
| 2018-07-16 | 1067477 | ND |
| 2018-10-03 | 1085201 | ND |
| 2019-02-13 | 1104975 | ND |
| 2019-04-03 | 1113252 | ND |
| 2019-04-03 | 1113248 | ND |
| 2019-04-03 | 1113250 | ND |
| 2019-07-09 | 1132876 | ND |
| 2019-10-14 | 1154687 | ND |