1,1,1-Trichloroethane
Paducah Water Works
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 | 1 | 0 | ND |
2015 | ND | 1 | 0 | ND |
2016 | ND | 1 | 0 | ND |
2017 | ND | 4 | 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 |
---|---|---|
2014-10-08 | 4100891-01 | ND |
2015-10-07 | 5102033-01 | ND |
2016-10-10 | 6102036-01 | ND |
2017-01-06 | 7011919-01 | ND |
2017-04-03 | 7041490-01 | ND |
2017-07-13 | 7072918-01 | ND |
2017-10-05 | 7102275-01 | ND |
2018-10-23 | 8104030-01 | ND |
2019-10-01 | 9101828-01 | ND |