1,1,1-Trichloroethane
College Township Water 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 | 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 | 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 |
---|---|---|
2014-03-04 | 4C05048-01 | ND |
2014-03-04 | 4C05048-02 | ND |
2015-09-09 | 13314023 | ND |
2015-09-09 | 13314044 | ND |
2016-06-02 | 14470573 | ND |
2016-10-13 | 15137800 | ND |
2017-02-23 | 15708874 | ND |
2017-10-16 | 16936515 | ND |
2018-08-22 | (103) SPRING | ND |
2018-11-27 | (104) | ND |
2019-08-26 | (103) SPRING | ND |
2019-11-25 | 9K29022-01 | ND |