1,1,1-Trichloroethane
City of Hemet
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 | 2 | 0 | ND |
2015 | ND | 1 | 0 | ND |
2016 | ND | 3 | 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 |
---|---|---|
2014-05-28 | 4790-025-1100 | ND |
2014-11-12 | 4790-034-1100 | ND |
2015-11-10 | 4790-024-0730 | ND |
2016-01-13 | 4790-010-0810 | ND |
2016-01-13 | 4790-012-1000 | ND |
2016-07-06 | 4790-025-1010 | ND |
2017-12-26 | 4790-034-0920 | ND |
2018-11-28 | 4790-024-0810 | ND |
2019-01-21 | 4790-012-0950 | ND |