1,1,1-Trichloroethane
Darling Water Association
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 | 3 | 0 | ND |
2015 | ND | 1 | 0 | ND |
2016 | ND | 1 | 0 | ND |
2017 | ND | 1 | 0 | ND |
2018 | ND | 1 | 0 | ND |
2019 | ND | 1 | 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 |
---|---|---|
2014-03-10 | 140311-021VO | ND |
2014-05-28 | 140529-023VO | ND |
2014-08-25 | 140826-007VO | ND |
2015-08-10 | 150811-028VO | ND |
2016-12-12 | 161213-012VO | ND |
2017-09-13 | 170914-004VO | ND |
2018-07-16 | 180717-007VO | ND |
2019-07-23 | 190724-007VO | ND |