1,1,1-Trichloroethane
Town of Greenwood Water System
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 | 8 | 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 |
---|---|---|
2014-04-07 | AD90461 | ND |
2014-04-07 | AD90461 | ND |
2014-06-16 | AD92363 | ND |
2014-06-16 | AD92364 | ND |
2014-06-16 | AD92365 | ND |
2014-06-16 | AD92365 | ND |
2014-06-16 | AD92364 | ND |
2014-06-16 | AD92363 | ND |
2015-03-23 | 35181011005 | ND |
2015-03-23 | 35181011005 | ND |
2016-05-02 | 35242556005 | ND |
2016-05-02 | 35242556005 | ND |
2017-04-17 | 35307223003 | ND |
2017-04-17 | 35307223003 | ND |
2018-01-08 | 35367517001 | ND |
2018-01-08 | 35367517001 | ND |
2019-02-21 | 35449632001 | ND |
2019-02-21 | 35449632001 | ND |