1,1,2,2-Tetrachloroethane
South Montebello Irrigation 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.
24
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 | 4 | 0 | ND |
| 2015 | ND | 4 | 0 | ND |
| 2016 | ND | 4 | 0 | ND |
| 2017 | ND | 4 | 0 | ND |
| 2018 | ND | 4 | 0 | ND |
| 2019 | ND | 4 | 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 |
|---|---|---|
| 2014-05-23 | 2706-005-0930 | ND |
| 2014-08-22 | 2706-009-0925 | ND |
| 2014-08-22 | 2706-003-0910 | ND |
| 2014-12-22 | 2706-007-0845 | ND |
| 2015-05-26 | 2706-005-0940 | ND |
| 2015-09-24 | 2706-003-1010 | ND |
| 2015-09-24 | 2706-009-1037 | ND |
| 2015-11-24 | 2706-007-1023 | ND |
| 2016-05-25 | 9588-005-0925 | ND |
| 2016-08-25 | 9588-003-1000 | ND |
| 2016-08-25 | 9588-009-1020 | ND |
| 2016-11-22 | 9588-007-1030 | ND |
| 2017-05-25 | 9588-005-1030 | ND |
| 2017-08-30 | 9588-007-1035 | ND |
| 2017-08-30 | 9588-009-1155 | ND |
| 2017-08-30 | 9588-003-1050 | ND |
| 2018-05-29 | 9588-005-1040 | ND |
| 2018-08-15 | 9588-007-1115 | ND |
| 2018-08-15 | 9588-009-1025 | ND |
| 2018-08-15 | 9588-003-1100 | ND |
| 2019-05-02 | 9588-005-0915 | ND |
| 2019-08-05 | 9588-007-1050 | ND |
| 2019-08-05 | 9588-003-1025 | ND |
| 2019-08-15 | 9588-009-1140 | ND |