1,1,1,2-Tetrachloroethane
Parker Little River 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 | 4 | 0 | ND |
2015 | ND | 4 | 0 | ND |
2016 | ND | 1 | 0 | ND |
2017 | ND | 1 | 0 | ND |
2018 | ND | 1 | 0 | ND |
2019 | ND | 1 | 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 |
---|---|---|
2014-01-09 | AI26220 | ND |
2014-04-08 | AI37323 | ND |
2014-07-09 | AI45160 | ND |
2014-10-07 | AI56845 | ND |
2015-01-23 | AI63333 | ND |
2015-04-10 | AI74597 | ND |
2015-07-10 | AI82489 | ND |
2015-10-12 | AI92660 | ND |
2016-02-10 | AJ06225 | ND |
2017-05-11 | AJ55238 | ND |
2018-02-12 | AJ83628 | ND |
2019-03-07 | AK12889 | ND |