1,1,1-Trichloroethane
Birchview Properties
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.
7
Samples
0
Samples exceeding legal limit (MCL)
0
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2014 | 0.800 ppb | 1 | 1 | 0.800 ppb |
| 2015 | 0.800 ppb | 1 | 1 | 0.800 ppb |
| 2016 | 0.750 ppb | 2 | 2 | 0.700 ppb - 0.800 ppb |
| 2017 | 0.700 ppb | 1 | 1 | 0.700 ppb |
| 2018 | ND | 1 | 0 | ND |
| 2019 | 0.700 ppb | 1 | 1 | 0.700 ppb |
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 |
|---|---|---|
| 2014-05-12 | VO*3029167 | 0.800 ppb |
| 2015-08-18 | VO*3306281 | 0.800 ppb |
| 2016-03-31 | VO*3426102 | 0.800 ppb |
| 2016-06-29 | VO*3483851 | 0.700 ppb |
| 2017-12-22 | VO*3844774 | 0.700 ppb |
| 2018-12-10 | VO*4147573 | ND |
| 2019-12-11 | 4513666 | 0.700 ppb |