1,1,1-Trichloroethane
Brodhead Creek Reg Water 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.
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 | 1 | 0 | ND |
| 2019 | ND | 1 | 0 | ND |
| 2020 | ND | 2 | 0 | ND |
| 2021 | ND | 2 | 0 | ND |
| 2022 | ND | 4 | 0 | ND |
| 2023 | ND | 3 | 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 |
|---|---|---|
| 2018-04-11 | 1808781-01 | ND |
| 2019-04-10 | T9D0594-01 | ND |
| 2020-04-13 | 22045739.00 | ND |
| 2020-04-15 | 22045652.00 | ND |
| 2021-04-07 | 24269247.00 | ND |
| 2021-11-01 | 25608120.00 | ND |
| 2022-02-23 | 26137307.00 | ND |
| 2022-04-25 | 26485918.00 | ND |
| 2022-05-23 | 26672016.00 | ND |
| 2022-08-22 | 27258335.00 | ND |
| 2023-03-29 | 28543999.00 | ND |
| 2023-03-29 | 28544021.00 | ND |
| 2023-03-29 | 28544043.00 | ND |