1,1,1-Trichloroethane
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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.
12
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 | N/A | 0 | 0 | N/A |
| 2019 | N/A | 0 | 0 | N/A |
| 2020 | ND | 3 | 0 | ND |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | ND | 5 | 0 | ND |
| 2023 | ND | 4 | 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 |
|---|---|---|
| 2020-04-24 | 2004060 | ND |
| 2020-04-24 | 2004061 | ND |
| 2020-04-24 | 2004062 | ND |
| 2022-02-14 | 2121356 | ND |
| 2022-05-11 | 2202658 | ND |
| 2022-05-11 | 2204158 | ND |
| 2022-07-27 | 2214506 | ND |
| 2022-10-18 | 2219530 | ND |
| 2023-01-18 | 2222953 | ND |
| 2023-04-06 | 2303249 | ND |
| 2023-08-15 | 2311357 | ND |
| 2023-10-17 | 2316658 | ND |