1,1,1-Trichloroethane
Aqua Pa Uwchlan
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.
40
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 | 7 | 0 | ND |
| 2020 | ND | 6 | 0 | ND |
| 2021 | ND | 6 | 0 | ND |
| 2022 | ND | 7 | 0 | ND |
| 2023 | ND | 8 | 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 |
|---|---|---|
| 2018-01-29 | AF74449 | ND |
| 2018-01-31 | AF73819 | ND |
| 2018-02-26 | AF76934 | ND |
| 2018-02-26 | AF76935 | ND |
| 2018-03-13 | AF77984 | ND |
| 2018-03-13 | AF77985 | ND |
| 2019-03-06 | AG10268 | ND |
| 2019-03-06 | AG10267 | ND |
| 2019-03-06 | AG10266 | ND |
| 2019-03-12 | AG10439 | ND |
| 2019-03-12 | AG10441 | ND |
| 2019-03-27 | AG11746 | ND |
| 2019-11-07 | AG37520 | ND |
| 2020-03-11 | 21837120.00 | ND |
| 2020-03-11 | 21837204.00 | ND |
| 2020-03-11 | 21837162.00 | ND |
| 2020-03-11 | 21837141.00 | ND |
| 2020-03-26 | 21837183.00 | ND |
| 2020-05-21 | 22205101.00 | ND |
| 2021-02-10 | 23880025.00 | ND |
| 2021-02-10 | 23880067.00 | ND |
| 2021-02-10 | 23880046.00 | ND |
| 2021-02-23 | 23880109.00 | ND |
| 2021-02-23 | 23880088.00 | ND |
| 2021-07-09 | 24819017.00 | ND |
| 2022-02-18 | 26109273.00 | ND |
| 2022-02-18 | 26109361.00 | ND |
| 2022-02-18 | 26109294.00 | ND |
| 2022-02-18 | 26109315.00 | ND |
| 2022-02-18 | 26109340.00 | ND |
| 2022-08-03 | 27224145.00 | ND |
| 2022-11-29 | 27814200.00 | ND |
| 2023-02-17 | 28341084.00 | ND |
| 2023-02-27 | 28341105.00 | ND |
| 2023-02-27 | 28341126.00 | ND |
| 2023-03-21 | 28512455.00 | ND |
| 2023-03-21 | 28512434.00 | ND |
| 2023-04-17 | 28692201.00 | ND |
| 2023-05-01 | 28890021.00 | ND |
| 2023-08-29 | 29691271.00 | ND |