1,1,1-Trichloroethane
Deforest South
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 | 3 | 0 | ND |
2015 | ND | 4 | 0 | ND |
2016 | ND | 2 | 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
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 |
---|---|---|
2014-04-16 | 442697 | ND |
2014-08-20 | 152634001 | ND |
2014-11-12 | 168094001 | ND |
2015-02-09 | 178652001 | ND |
2015-04-27 | 189821001 | ND |
2015-09-15 | 217480001 | ND |
2015-10-20 | 224585001 | ND |
2016-05-02 | 251979001 | ND |
2016-09-19 | 278234001 | ND |
2017-09-28 | 345589001 | ND |
2018-03-13 | 1044927 | ND |
2019-06-13 | 1127896 | ND |