1,1,2,2-Tetrachloroethane
USMC - 29 Palms
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.
21
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 | N/A | 0 | 0 | N/A |
| 2015 | ND | 7 | 0 | ND |
| 2016 | ND | 3 | 0 | ND |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | ND | 11 | 0 | ND |
| 2019 | N/A | 0 | 0 | N/A |
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 |
|---|---|---|
| 2015-01-26 | 4790-001-1100 | ND |
| 2015-01-26 | 4790-013-1140 | ND |
| 2015-01-26 | 4790-004-1330 | ND |
| 2015-01-26 | 4790-011-1450 | ND |
| 2015-01-26 | 4790-005-1200 | ND |
| 2015-01-26 | 4790-010-1245 | ND |
| 2015-03-02 | 4790-003-1100 | ND |
| 2016-05-11 | 4790-006-1050 | ND |
| 2016-05-11 | 4790-008-1110 | ND |
| 2016-05-11 | 4790-007-1130 | ND |
| 2018-02-27 | 4790-013-1120 | ND |
| 2018-02-27 | 4790-007-1320 | ND |
| 2018-02-27 | 4790-006-1255 | ND |
| 2018-02-27 | 4790-005-1200 | ND |
| 2018-02-27 | 4790-004-1230 | ND |
| 2018-02-27 | 4790-003-1100 | ND |
| 2018-02-27 | 4790-001-1140 | ND |
| 2018-02-28 | 4790-008-1145 | ND |
| 2018-02-28 | 4790-009-1200 | ND |
| 2018-02-28 | 4790-010-1100 | ND |
| 2018-02-28 | 4790-011-1130 | ND |