1,1,1-Trichloroethane
City of Mountain Home
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 | 3 | 0 | ND |
2016 | ND | 2 | 0 | ND |
2017 | ND | 1 | 0 | ND |
2018 | N/A | 0 | 0 | N/A |
2019 | ND | 2 | 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 |
---|---|---|
2014-07-01 | V1424601 | ND |
2014-07-01 | V1424597 | ND |
2015-03-11 | V1509330 | ND |
2015-04-08 | V1513098 | ND |
2015-12-17 | V1554310 | ND |
2016-08-23 | V1638144 | ND |
2016-08-23 | V1638147 | ND |
2017-12-20 | V1759182 | ND |
2019-06-11 | V1927644 | ND |
2019-06-11 | V1927642 | ND |