1,1,1-Trichloroethane
Stagecoach S/d
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 | 4 | 0 | ND |
| 2019 | ND | 1 | 0 | ND |
| 2020 | ND | 3 | 0 | ND |
| 2021 | ND | 1 | 0 | ND |
| 2022 | ND | 1 | 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 |
|---|---|---|
| 2018-02-21 | CA18460-01 | ND |
| 2018-05-16 | CB03528-01 | ND |
| 2018-07-19 | CB08253-01 | ND |
| 2018-10-16 | CB14421-01 | ND |
| 2019-10-30 | CC15944-01 | ND |
| 2020-02-18 | CC20130-01 | ND |
| 2020-02-18 | CD02777-01 | ND |
| 2020-12-03 | CD13768-01 | ND |
| 2021-10-13 | CE12487-01 | ND |
| 2022-11-29 | CF12790-01 | ND |
| 2023-02-03 | 752-2301-1 | ND |
| 2023-02-08 | 752-2734-1 | ND |
| 2023-10-31 | 37729_23-61683 | ND |