1,1,1-Trichloroethane
Bcwsa New Hope
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 | ND | 2 | 0 | ND |
| 2020 | ND | 3 | 0 | ND |
| 2021 | ND | 2 | 0 | ND |
| 2022 | ND | 2 | 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 |
|---|---|---|
| 2018-05-10 | 8043140-02 | ND |
| 2018-05-10 | 8043140-03 | ND |
| 2019-03-27 | 9002935-01 | ND |
| 2019-03-27 | 9002936-01 | ND |
| 2020-03-09 | 21833915.00 | ND |
| 2020-03-09 | 21833939.00 | ND |
| 2020-11-17 | 23350019.00 | ND |
| 2021-03-08 | 24046654.00 | ND |
| 2021-03-08 | 24046603.00 | ND |
| 2022-03-14 | 26275787.00 | ND |
| 2022-03-18 | 26275614.00 | ND |
| 2023-03-13 | 28688361.00 | ND |
| 2023-05-08 | 28885894.00 | ND |
| 2023-07-28 | 29289286.00 | ND |