1,1,1,2-Tetrachloroethane
Belforest Water System
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 | ND | 9 | 0 | ND |
2015 | ND | 1 | 0 | ND |
2016 | ND | 4 | 0 | ND |
2017 | ND | 2 | 0 | ND |
2018 | ND | 2 | 0 | ND |
2019 | ND | 3 | 0 | ND |
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 |
---|---|---|
2014-01-13 | AA88295 | ND |
2014-01-16 | AA88294 | ND |
2014-04-15 | AA89084 | ND |
2014-07-16 | AA90617 | ND |
2014-07-17 | AA90616 | ND |
2014-10-14 | AA92211 | ND |
2014-10-16 | AA92214 | ND |
2014-10-16 | AA92213 | ND |
2014-10-16 | AA92212 | ND |
2015-10-15 | AB08451 | ND |
2016-10-03 | AB15822 | ND |
2016-10-13 | AB15824 | ND |
2016-10-13 | AB15821 | ND |
2016-10-13 | AB15823 | ND |
2017-10-11 | AB23665 | ND |
2017-10-12 | AB23664 | ND |
2018-10-11 | AB30933 | ND |
2018-10-11 | AB30934 | ND |
2019-12-09 | AB40553 | ND |
2019-12-09 | AB40551 | ND |
2019-12-09 | AB40552 | ND |