1,1,1-Trichloroethane
Middletown Water Department
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.
12
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 | ND | 2 | 0 | ND |
| 2015 | ND | 2 | 0 | ND |
| 2016 | ND | 2 | 0 | ND |
| 2017 | ND | 2 | 0 | ND |
| 2018 | ND | 2 | 0 | ND |
| 2019 | ND | 2 | 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 |
|---|---|---|
| 2014-06-09 | VOC1 200397422 | ND |
| 2014-06-09 | VOC1 200397423 | ND |
| 2015-05-28 | VOC1 200417513 | ND |
| 2015-06-01 | VOC1 200417623 | ND |
| 2016-06-22 | VOC1 200442999 | ND |
| 2016-06-29 | VOC1 200443424 | ND |
| 2017-06-29 | VOC1 200470757 | ND |
| 2017-09-29 | VOC1 200478287 | ND |
| 2018-03-28 | VOC1 200490770 | ND |
| 2018-04-16 | VOC1 200492154 | ND |
| 2019-05-13 | VOC1 200531893 | ND |
| 2019-05-21 | VOC1 200533083 | ND |