1,1,1-Trichloroethane
High-tor Properties
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.
22
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 | 3 | 0 | ND |
| 2019 | ND | 3 | 0 | ND |
| 2020 | ND | 5 | 0 | ND |
| 2021 | ND | 3 | 0 | ND |
| 2022 | ND | 6 | 0 | ND |
| 2023 | ND | 2 | 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 |
|---|---|---|
| 2018-06-26 | DW-91133 | ND |
| 2018-06-26 | DW-91131 | ND |
| 2018-06-26 | DW-91135 | ND |
| 2019-10-29 | 9101372 | ND |
| 2019-10-29 | 9101372-03 | ND |
| 2019-10-29 | 9101372-02 | ND |
| 2020-05-06 | 0050163-03 | ND |
| 2020-05-06 | 0050164-02V | ND |
| 2020-05-06 | 0050164-01V | ND |
| 2020-09-14 | 0090571-01VOC | ND |
| 2020-11-10 | 0110439-02V | ND |
| 2021-11-15 | 1110754-04 | ND |
| 2021-11-15 | 1110754-03 | ND |
| 2021-11-15 | 1110754-02 | ND |
| 2022-01-24 | EHS2200004719-01VOC | ND |
| 2022-01-24 | EHS2200004720-SR-2 | ND |
| 2022-01-24 | EHS2200009066-01 | ND |
| 2022-01-24 | EHS2200004717-01VOC | ND |
| 2022-01-24 | EHS2200004720-01VOC | ND |
| 2022-02-17 | EHS2200009066-SR-1 | ND |
| 2023-09-27 | 23I1769-01 | ND |
| 2023-10-27 | 23J1871-01 | ND |