1,1,1-Trichloroethane
Northwoods Mhc
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 | ND | 1 | 0 | ND |
| 2019 | N/A | 0 | 0 | N/A |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | ND | 3 | 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 |
|---|---|---|
| 2018-08-28 | A180604416 | ND |
| 2021-08-11 | 1H02358-02 | ND |
| 2021-09-22 | 1I03644-03 | ND |
| 2021-12-01 | 1L00467-01 | ND |
| 2022-02-09 | 2B01307-01 | ND |
| 2022-05-04 | 2E00922-01 | ND |
| 2022-07-06 | 2G01141-01 | ND |
| 2022-11-17 | 2K02451-01 | ND |
| 2023-02-16 | 3B02393-01 | ND |
| 2023-04-27 | 3D03593-01 | ND |
| 2023-07-27 | 3G04617-02 | ND |
| 2023-10-19 | 23102250-001A | ND |