1,1,1-Trichloroethane
City of Mont Belvieu
1,1,1-Trichloroethane is a solvent and a degreasing agent used for manufacturing metal products and as ingredient in cleaners and aerosols. Exposure to 1,1,1-trichloroethane can harm the nervous system, liver and circulatory system.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | ND | 1 | 0 | ND |
2015 | ND | 5 | 0 | ND |
2016 | ND | 3 | 0 | ND |
2017 | ND | 3 | 0 | ND |
2018 | ND | 3 | 0 | ND |
2019 | ND | 3 | 0 | ND |
ppb = parts per billion
State and national drinking water standards and health guidelines
EPA Maximum Contaminant
Level (MCL) 200 ppb
The legal limit for 1,1,1-trichloroethane, established in 1987, was based on toxicity studies conducted in laboratory animals in the 1970s and 1980s.
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2014-12-02 | AC73347 | ND |
2015-03-04 | AC82946 | ND |
2015-03-04 | AC82928 | ND |
2015-03-04 | AC82902 | ND |
2015-09-29 | AD09007 | ND |
2015-11-20 | AD14441 | ND |
2016-02-01 | AD21091 | ND |
2016-02-01 | AD21081 | ND |
2016-02-01 | AD21105 | ND |
2017-01-19 | AD65731 | ND |
2017-01-19 | AD65715 | ND |
2017-01-19 | AD65713 | ND |
2018-03-20 | AE19070 | ND |
2018-03-20 | AE19074 | ND |
2018-03-20 | AE19066 | ND |
2019-03-07 | AE57612 | ND |
2019-03-07 | AE57610 | ND |
2019-05-07 | AE65190 | ND |