1,1,1-Trichloroethane
School Hill Association Inc.
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 | 1 | 0 | ND |
2017 | ND | 1 | 0 | ND |
2018 | ND | 1 | 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 |
---|---|---|
2014-06-02 | E406031-3VOC | ND |
2015-05-18 | E505F74-3VOC | ND |
2015-09-17 | E509K17-5VOC | ND |
2015-09-17 | E509K17-4VOC | ND |
2015-09-17 | E509K17-6VOC | ND |
2016-06-06 | E606510-3VOC | ND |
2017-06-22 | D7F2109-03VOC | ND |
2018-05-18 | D8E1723-03VOC | ND |
2019-03-25 | CC74889 | ND |
2019-03-25 | CC74889R | ND |