1,1,1-Trichloroethane
Pine Valley Mutual Water Company
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.
9
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 | N/A | 0 | 0 | N/A |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | ND | 5 | 0 | ND |
| 2022 | ND | 1 | 0 | ND |
| 2023 | N/A | 0 | 0 | N/A |
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 |
|---|---|---|
| 2018-10-15 | CA3710039_001_001-201810150940 | ND |
| 2018-10-15 | CA3710039_009_009-201810151025 | ND |
| 2018-10-15 | CA3710039_010_010-201810150925 | ND |
| 2021-10-11 | CA3710039_010_010-202110111230 | ND |
| 2021-10-11 | CA3710039_003_003-202110111240 | ND |
| 2021-10-11 | CA3710039_006_006-202110111315 | ND |
| 2021-10-12 | CA3710039_001_001-202110121150 | ND |
| 2021-10-12 | CA3710039_005_005-202110121005 | ND |
| 2022-10-27 | CA3710039_009_009-202210270845 | ND |