1,1,1-Trichloroethane
Missouri American - Joplin
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 |
---|---|---|---|---|
2013 | N/A | 0 | 0 | N/A |
2014 | ND | 4 | 0 | ND |
2015 | ND | 2 | 0 | ND |
2016 | ND | 8 | 0 | ND |
2017 | ND | 3 | 0 | ND |
2018 | ND | 1 | 0 | ND |
2019 | ND | 9 | 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 |
---|---|---|
2014-03-18 | 24967501 | ND |
2014-09-15 | 26904301 | ND |
2014-09-15 | 26904801 | ND |
2014-11-19 | 27778901 | ND |
2015-03-09 | 28409301 | ND |
2015-04-13 | 28621501 | ND |
2016-03-04 | 31416501 | ND |
2016-03-04 | 31417601 | ND |
2016-03-04 | 31418001 | ND |
2016-04-18 | 31773001 | ND |
2016-04-18 | 31773401 | ND |
2016-06-07 | 32172101 | ND |
2016-06-07 | 32171701 | ND |
2016-07-19 | 31772701 | ND |
2017-03-06 | 34852701 | ND |
2017-09-05 | 36993601 | ND |
2017-11-14 | 36993901 | ND |
2018-03-06 | 38819301 | ND |
2019-03-11 | 43437601 | ND |
2019-03-11 | 43437901 | ND |
2019-03-11 | 43438101 | ND |
2019-04-08 | 43595501 | ND |
2019-04-08 | 43595801 | ND |
2019-06-03 | 44570301 | ND |
2019-06-03 | 44570401 | ND |
2019-08-19 | 43596101 | ND |
2019-11-18 | 47678301 | ND |