1,1,1,2-Tetrachloroethane
Cal Fire - Miramonte Conservation Camp
1,1,1,2-Tetrachloroethane is a synthetic chemical used in metal degreasing and as an intermediate in industrial chemical production.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | N/A | 0 | 0 | N/A |
2015 | N/A | 0 | 0 | N/A |
2016 | ND | 4 | 0 | ND |
2017 | N/A | 0 | 0 | N/A |
2018 | ND | 4 | 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 1 ppb
The EWG Health Guideline of 1 ppb for 1,1,1,2-tetrachloroethane was defined by the Environmental Protection Agency as a one-in-a-million lifetime risk of cancer. Values greater than one-in-a-million cancer risk level can result in increased cancer cases above one in a million people.
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2016-04-06 | 5802-002-0925 | ND |
2016-05-05 | 5802-004-1220 | ND |
2016-11-14 | 5802-004-1340 | ND |
2016-12-19 | 5802-004-1249 | ND |
2018-02-21 | 5810-004-1245 | ND |
2018-04-02 | 5810-004-1145 | ND |
2018-07-17 | 5810-004-1030 | ND |
2018-10-03 | 5810-004-1020 | ND |