1,1,1-Trichloroethane
City of Edinburg
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 | 2 | 0 | ND |
2015 | ND | 2 | 0 | ND |
2016 | ND | 2 | 0 | ND |
2017 | ND | 2 | 0 | ND |
2018 | ND | 2 | 0 | ND |
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 |
---|---|---|
2014-07-08 | AC59015 | ND |
2014-07-08 | AC59017 | ND |
2015-07-16 | AC99974 | ND |
2015-07-16 | AC99968 | ND |
2016-08-02 | AD46681 | ND |
2016-08-02 | AD46683 | ND |
2017-07-13 | AD89317 | ND |
2017-07-13 | AD89315 | ND |
2018-08-29 | AE38809 | ND |
2018-08-29 | AE38819 | ND |
2019-09-06 | AE82531 | ND |
2019-09-06 | AE82527 | ND |