1,1,1-Trichloroethane
Troy Utilities
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.
24
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 | 4 | 0 | ND |
| 2015 | ND | 6 | 0 | ND |
| 2016 | ND | 7 | 0 | ND |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | ND | 7 | 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 |
|---|---|---|
| 2014-03-04 | 112403042014-1 | ND |
| 2014-06-03 | 112406032014-2 | ND |
| 2014-08-18 | 112408182014-1 | ND |
| 2014-10-14 | 112410142014-1V | ND |
| 2015-03-18 | 1124-031815-VOC- | ND |
| 2015-03-18 | 112403182015-2 | ND |
| 2015-05-19 | 112405192015-1 | ND |
| 2015-05-19 | 1124-051915-VOC- | ND |
| 2015-09-02 | 112409022015-1 | ND |
| 2015-10-20 | 112410202015-1V | ND |
| 2016-03-18 | 112403182015-1V | ND |
| 2016-04-06 | 1124-040616-VOC- | ND |
| 2016-11-02 | 112411022016-5 | ND |
| 2016-11-02 | 112411022016-1 | ND |
| 2016-11-02 | 112411022016-2 | ND |
| 2016-11-02 | 112411022016-3 | ND |
| 2016-11-02 | 112411022016-4 | ND |
| 2019-05-20 | 19050623-003AA | ND |
| 2019-05-20 | 19050623-006A | ND |
| 2019-05-20 | 19050623-002A | ND |
| 2019-05-20 | 19050623-005A | ND |
| 2019-05-20 | 19050623-003A | ND |
| 2019-05-20 | 19050623-003 | ND |
| 2019-05-20 | 19050623-001A | ND |