1,1,1-Trichloroethane
Aqua Pa Roaring Creek Division
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.
10
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 | ND | 1 | 0 | ND |
| 2020 | ND | 2 | 0 | ND |
| 2021 | ND | 1 | 0 | ND |
| 2022 | ND | 1 | 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 |
|---|---|---|
| 2018-12-17 | AG04418 | ND |
| 2019-05-07 | AG16925 | ND |
| 2020-06-17 | 22503518.00 | ND |
| 2020-09-15 | 23081602.00 | ND |
| 2021-08-18 | 25111243.00 | ND |
| 2022-04-13 | 26547674.00 | ND |
| 2023-05-10 | 28994773.00 | ND |
| 2023-05-10 | 28994752.00 | ND |
| 2023-07-18 | 29390475.00 | ND |
| 2023-11-15 | 30151738.00 | ND |