1,1,1-Trichloroethane
Stillwater
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.
16
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 | 7 | 0 | ND |
| 2019 | N/A | 0 | 0 | N/A |
| 2020 | ND | 1 | 0 | ND |
| 2021 | ND | 7 | 0 | ND |
| 2022 | N/A | 0 | 0 | N/A |
| 2023 | ND | 1 | 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 |
|---|---|---|
| 2018-10-29 | 18J1468-01 | ND |
| 2018-10-29 | 18J1468-02 | ND |
| 2018-10-29 | 18J1468-03 | ND |
| 2018-10-29 | 18J1469-01 | ND |
| 2018-10-29 | 18J1469-02 | ND |
| 2018-10-29 | 18J1469-03 | ND |
| 2018-10-29 | 18J1469-04 | ND |
| 2020-07-29 | 20G2148-03 | ND |
| 2021-02-24 | 21B1311-01 | ND |
| 2021-02-24 | 21B1311-02 | ND |
| 2021-02-24 | 21B1311-04 | ND |
| 2021-02-24 | 21B1311-05 | ND |
| 2021-02-24 | 21B1311-06 | ND |
| 2021-02-24 | 21B1311-07 | ND |
| 2021-06-08 | 21F0413-01 | ND |
| 2023-04-27 | 23D1698-04 | ND |