1,1,1-Trichloroethane
Hickory Grove Water System
NOTE: Hickory Grove Water System purchases water from Fairview Union Water System which is required to test for 1,1,1-trichloroethane. Sample information shown below was taken by Fairview Union Water System.
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 | 2 | 0 | ND |
| 2019 | ND | 8 | 0 | ND |
| 2020 | ND | 1 | 0 | ND |
| 2021 | ND | 4 | 0 | ND |
| 2022 | ND | 1 | 0 | ND |
| 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: Hickory Grove Water System purchases water from Fairview Union Water System which is required to test for 1,1,1-trichloroethane. Sample information shown below was taken by Fairview Union Water System.
| Date | Lab ID | Result |
|---|---|---|
| 2018-01-22 | 35370033001 | ND |
| 2018-01-22 | 35370033001 | ND |
| 2019-02-25 | 35450972001 | ND |
| 2019-02-25 | 35450972001 | ND |
| 2020-02-17 | 35531817001 | ND |
| 2021-01-14 | 35604986002 | ND |
| 2022-02-01 | 35694942005 | ND |
| 2023-03-06 | 35784946001 | ND |