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 |
|---|---|---|---|---|
| 2018 | ND | 1 | 0 | ND |
| 2019 | 0.700 ppb | 1 | 1 | 0.700 ppb |
| 2020 | 0.600 ppb | 1 | 1 | 0.600 ppb |
| 2021 | 0.500 ppb | 1 | 1 | 0.500 ppb |
| 2022 | 0.640 ppb | 2 | 2 | 0.600 ppb - 0.680 ppb |
| 2023 | 0.620 ppb | 1 | 1 | 0.620 ppb |
ppb = parts per billion
State, National, and Health Guidelines for Drinking Water
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 |
|---|---|---|
| 2018-12-10 | VO*4147573 | ND |
| 2019-12-11 | 4513666 | 0.700 ppb |
| 2020-01-27 | 4552457 | 0.600 ppb |
| 2021-08-17 | 4992302 | 0.500 ppb |
| 2022-03-14 | 810-18036-1 | 0.680 ppb |
| 2022-12-27 | 810-48771-A-1 | 0.600 ppb |
| 2023-03-28 | 810-58105-B-1 | 0.620 ppb |