1,1,1-Trichloroethane
Lavale Sanitary Commission
NOTE: Lavale Sanitary Commission purchases water from City of Cumberland which is required to test for 1,1,1-trichloroethane. Sample information shown below was taken by City of Cumberland.
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.
Samples
Samples exceeding legal limit (MCL)
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2018 | ND | 1 | 0 | ND |
| 2019 | ND | 1 | 0 | ND |
| 2020 | ND | 2 | 0 | ND |
| 2021 | ND | 2 | 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
NOTE: Lavale Sanitary Commission purchases water from City of Cumberland which is required to test for 1,1,1-trichloroethane. Sample information shown below was taken by City of Cumberland.
| Date | Lab ID | Result |
|---|---|---|
| 2018-06-18 | E18004539004 | ND |
| 2019-04-10 | 9D12069-01 | ND |
| 2019-04-29 | E19003622004 | ND |
| 2020-04-01 | 0D04052-01 | ND |
| 2020-05-06 | E20003515001 | ND |
| 2021-04-14 | 1D16040-01 | ND |
| 2021-06-15 | E21003716006 | ND |
| 2023-04-12 | AXD-3030-01 | ND |
| 2023-05-30 | E2300300605 | ND |