1,1,1-Trichloroethane
Bull Run Mountain/evergreen (brme)
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.
36
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 | 6 | 0 | ND |
| 2019 | ND | 6 | 0 | ND |
| 2020 | ND | 6 | 0 | ND |
| 2021 | ND | 6 | 0 | ND |
| 2022 | ND | 6 | 0 | ND |
| 2023 | ND | 6 | 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 |
|---|---|---|
| 2018-07-18 | WE-1-1807V | ND |
| 2018-07-18 | WB-7-1807V | ND |
| 2018-07-18 | WB-5-1807V | ND |
| 2018-07-18 | WB-13-1807V | ND |
| 2018-07-18 | WB-11-1807V | ND |
| 2018-07-18 | WB-12-1807V | ND |
| 2019-10-28 | WB-12-1910V | ND |
| 2019-10-28 | WB-11-1910V | ND |
| 2019-10-28 | WE-1-1910V | ND |
| 2019-10-28 | WB-7-1910V | ND |
| 2019-10-28 | WB-5-1910V | ND |
| 2019-10-28 | WB-13-1910V | ND |
| 2020-02-24 | WE-1-2002V | ND |
| 2020-02-24 | WB-7-2002V | ND |
| 2020-02-24 | WB-5-2002V | ND |
| 2020-02-24 | WB-13-2002V | ND |
| 2020-02-24 | WB-12-2002V | ND |
| 2020-02-24 | WB-11-2002V | ND |
| 2021-04-27 | 21042610-01V | ND |
| 2021-04-27 | 21042610-06V | ND |
| 2021-04-27 | 21042610-05V | ND |
| 2021-04-27 | 21042610-04V | ND |
| 2021-04-27 | 21042610-03V | ND |
| 2021-04-27 | 21042610-02V | ND |
| 2022-07-26 | 22-12670 VOC | ND |
| 2022-07-26 | 22-12669 VOC | ND |
| 2022-07-26 | 22-12668 VOC | ND |
| 2022-07-26 | 22-12667 VOC | ND |
| 2022-09-29 | 22092907-01-VOC | ND |
| 2022-12-13 | 22-21032 VOC | ND |
| 2023-10-24 | 23102311-01_VOC | ND |
| 2023-10-24 | 23102311-02_VOC | ND |
| 2023-10-24 | 23102311-03_VOC | ND |
| 2023-10-24 | 23102311-04_VOC | ND |
| 2023-10-24 | 23102311-05_VOC | ND |
| 2023-10-24 | 23102311-06_VOC | ND |