1,1,1-Trichloroethane
Schuylkill County. Municipal Authority
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.
24
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 | 4 | 0 | ND |
| 2019 | ND | 4 | 0 | ND |
| 2020 | ND | 4 | 0 | ND |
| 2021 | ND | 4 | 0 | ND |
| 2022 | ND | 4 | 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 |
|---|---|---|
| 2018-07-17 | 8020362-01 | ND |
| 2018-07-17 | 8020365-01 | ND |
| 2018-07-17 | 8020364-01 | ND |
| 2018-07-17 | 8020366-01 | ND |
| 2019-07-16 | 9024930-02 | ND |
| 2019-07-16 | 9024930-03 | ND |
| 2019-07-16 | 9024930-04 | ND |
| 2019-07-16 | 9024930-01RE | ND |
| 2020-07-13 | 22671301.00 | ND |
| 2020-07-13 | 22671280.00 | ND |
| 2020-07-13 | 22671259.00 | ND |
| 2020-07-13 | 22671238.00 | ND |
| 2021-07-13 | 24892781.00 | ND |
| 2021-07-13 | 24892802.00 | ND |
| 2021-07-13 | 24892823.00 | ND |
| 2021-07-13 | 24892844.00 | ND |
| 2022-07-13 | 27102654.00 | ND |
| 2022-07-13 | 27102655.00 | ND |
| 2022-07-13 | 27102653.00 | ND |
| 2022-07-13 | 27102656.00 | ND |
| 2023-07-12 | 29366522.00 | ND |
| 2023-07-12 | 29366523.00 | ND |
| 2023-07-12 | 29366524.00 | ND |
| 2023-07-12 | 29366521.00 | ND |