1,1,1-Trichloroethane
Peabody Water Department (MWRA)
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 | 1 | 0 | ND |
2015 | ND | 4 | 0 | ND |
2016 | ND | 5 | 0 | ND |
2017 | ND | 3 | 0 | ND |
2018 | ND | 2 | 0 | ND |
2019 | ND | 3 | 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 | Result |
---|---|
2014-07-07 | ND |
2015-01-12 | ND |
2015-01-12 | ND |
2015-01-12 | ND |
2015-07-14 | ND |
2016-01-25 | ND |
2016-01-25 | ND |
2016-01-25 | ND |
2016-07-14 | ND |
2016-07-15 | ND |
2017-01-30 | ND |
2017-01-30 | ND |
2017-01-30 | ND |
2018-02-05 | ND |
2018-02-05 | ND |
2019-02-21 | ND |
2019-02-21 | ND |
2019-02-21 | ND |