1,1,1-Trichloroethane
Domestic Water Company Royal Forest Subdivision
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.
13
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 | 2 | 0 | ND |
| 2019 | ND | 2 | 0 | ND |
| 2020 | ND | 3 | 0 | ND |
| 2021 | ND | 2 | 0 | ND |
| 2022 | ND | 2 | 0 | ND |
| 2023 | ND | 2 | 0 | ND |
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 |
|---|---|---|
| 2018-05-09 | AE25753 | ND |
| 2018-05-09 | AE25755 | ND |
| 2019-03-04 | AE56877 | ND |
| 2019-03-04 | AE56881 | ND |
| 2020-02-20 | AE99297 | ND |
| 2020-02-20 | AE99313 | ND |
| 2020-05-26 | AF12600 | ND |
| 2021-06-11 | AF57836 | ND |
| 2021-12-22 | AF79282 | ND |
| 2022-04-12 | AF92919 | ND |
| 2022-04-12 | AF92923 | ND |
| 2023-08-16 | AG52846 | ND |
| 2023-08-16 | AG52856 | ND |