1,1,1-Trichloroethane
Slippery Rock Municipal Authority
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 | 5 | 0 | ND |
2015 | ND | 1 | 0 | ND |
2016 | ND | 3 | 0 | ND |
2017 | ND | 5 | 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 |
---|---|---|
2014-03-13 | 4031426-02 | ND |
2014-03-13 | 4031426-01 | ND |
2014-06-19 | 4062249-01 | ND |
2014-09-11 | 4091122-01 | ND |
2014-12-11 | 4121158-01 | ND |
2015-11-12 | 13577378 | ND |
2016-03-24 | 15592871 | ND |
2016-09-08 | 15000892 | ND |
2016-12-07 | 15449640 | ND |
2017-03-22 | 15869817 | ND |
2017-06-01 | 16181751 | ND |
2017-06-08 | 16344274 | ND |
2017-09-27 | 16810091 | ND |
2017-12-14 | 17237211 | ND |
2018-03-15 | 8031469-01 | ND |
2018-12-12 | 18L1061-01 | ND |
2019-04-18 | 19D2058-01 | ND |
2019-12-26 | 19L2329-01 | ND |