1,1,1-Trichloroethane
Carlyon Beach Homeowners
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.
11
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 | 3 | 0 | ND |
| 2019 | ND | 4 | 0 | ND |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | ND | 4 | 0 | ND |
| 2023 | N/A | 0 | 0 | N/A |
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 |
|---|---|---|
| 2018-03-20 | ND | |
| 2018-04-09 | ND | |
| 2018-09-25 | ND | |
| 2019-03-05 | ND | |
| 2019-03-05 | ND | |
| 2019-04-18 | ND | |
| 2019-04-18 | ND | |
| 2022-03-22 | 4278844 | ND |
| 2022-08-22 | 4346840 | ND |
| 2022-09-13 | 4363069 | ND |
| 2022-10-24 | 4374628 | ND |