1,1,1-Trichloroethane
Shorewood Hills Waterworks
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 | 2 | 0 | ND |
2016 | ND | 2 | 0 | ND |
2017 | ND | 2 | 0 | ND |
2018 | ND | 2 | 0 | ND |
2019 | ND | 4 | 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 |
---|---|---|
2014-11-10 | 167783001 | ND |
2014-11-11 | 168020001 | ND |
2015-11-25 | 230091001 | ND |
2015-11-25 | 230091003 | ND |
2016-11-30 | 290730001 | ND |
2016-11-30 | 290731001 | ND |
2017-11-06 | 352346001 | ND |
2017-11-06 | 352345001 | ND |
2018-11-19 | 420369001 | ND |
2018-11-19 | 420372001 | ND |
2019-11-18 | 481795001 | ND |
2019-11-18 | 481819001 | ND |
2019-12-09 | 484891001 | ND |
2019-12-09 | 484892001 | ND |