1,1,1-Trichloroethane
West Monroe Water System
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.
14
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 | 2 | 0 | ND |
| 2019 | N/A | 0 | 0 | N/A |
| 2020 | ND | 2 | 0 | ND |
| 2021 | ND | 4 | 0 | ND |
| 2022 | N/A | 0 | 0 | N/A |
| 2023 | ND | 6 | 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 |
|---|---|---|
| 2018-07-16 | 35405319001 | ND |
| 2018-07-16 | 35405319001 | ND |
| 2020-02-17 | 35531852001 | ND |
| 2020-02-17 | 35531852002 | ND |
| 2021-04-28 | 35631538002 | ND |
| 2021-04-28 | 35631539003 | ND |
| 2021-04-28 | 35631539006 | ND |
| 2021-06-15 | 35641332001 | ND |
| 2023-06-20 | 35808080001 | ND |
| 2023-06-20 | 35808080002 | ND |
| 2023-06-20 | 35808080003 | ND |
| 2023-06-26 | 35809317001 | ND |
| 2023-06-26 | 35809317002 | ND |
| 2023-06-26 | 35809317003 | ND |