1,1,1,2-Tetrachloroethane
City of Inglewood
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 | 3 | 0 | ND |
2015 | ND | 4 | 0 | ND |
2016 | ND | 4 | 0 | ND |
2017 | ND | 3 | 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 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 |
---|---|---|
2014-03-26 | 9588-018-1050 | ND |
2014-03-26 | 9588-013-1030 | ND |
2014-08-27 | 9588-002-1120 | ND |
2015-02-19 | 9588-013-1048 | ND |
2015-02-19 | 9588-018-1108 | ND |
2015-05-27 | 9588-002-1035 | ND |
2015-12-11 | 9588-001-1000 | ND |
2016-06-30 | 9588-018-1110 | ND |
2016-09-28 | 9588-002-1000 | ND |
2016-09-28 | 9588-013-0940 | ND |
2016-11-10 | 9588-001-1030 | ND |
2017-02-23 | 9590-001-1205 | ND |
2017-08-23 | 9590-002-1115 | ND |
2017-08-23 | 9590-018-1045 | ND |
2018-02-14 | 9588-001-0955 | ND |
2018-08-23 | 9588-002-1000 | ND |
2018-08-23 | 9588-018-0940 | ND |
2018-12-13 | 9588-013-0945 | ND |
2019-08-19 | 9588-002-1150 | ND |
2019-08-19 | 9588-018-1130 | ND |
2019-08-26 | 9588-001-0000 | ND |
2019-11-18 | 9588-001-1125 | ND |