1,1,1-Trichloroethane
Memorial Villages Water Authority
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.
15
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 |
|---|---|---|---|---|
| 2014 | N/A | 0 | 0 | N/A |
| 2015 | ND | 3 | 0 | ND |
| 2016 | ND | 3 | 0 | ND |
| 2017 | ND | 3 | 0 | ND |
| 2018 | ND | 3 | 0 | ND |
| 2019 | ND | 3 | 0 | ND |
ppb = parts per billion
State and national drinking water standards and health guidelines
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 |
|---|---|---|
| 2015-01-23 | AC77615 | ND |
| 2015-01-23 | AC77613 | ND |
| 2015-01-23 | AC77617 | ND |
| 2016-03-14 | AD28540 | ND |
| 2016-03-14 | AD28482 | ND |
| 2016-03-14 | AD28544 | ND |
| 2017-01-04 | AD62997 | ND |
| 2017-01-04 | AD62995 | ND |
| 2017-01-04 | AD62999 | ND |
| 2018-01-22 | AE09557 | ND |
| 2018-01-22 | AE09575 | ND |
| 2018-01-22 | AE09565 | ND |
| 2019-01-10 | AE49321 | ND |
| 2019-01-10 | AE49325 | ND |
| 2019-07-12 | AE74419 | ND |