1,1,1-Trichloroethane
Wasilla Water System
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.
17
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 |
|---|---|---|---|---|
| 2013 | N/A | 0 | 0 | N/A |
| 2014 | N/A | 0 | 0 | N/A |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | ND | 4 | 0 | ND |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | ND | 5 | 0 | ND |
| 2019 | ND | 8 | 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 |
|---|---|---|
| 2016-03-18 | VO*280-81073-2 | ND |
| 2016-03-18 | VO*280-81075-1 | ND |
| 2016-03-18 | VO*280-81075-2 | ND |
| 2016-03-18 | VO*280-81073-1 | ND |
| 2018-10-15 | VO*4093075 | ND |
| 2018-10-15 | VO*4093069 | ND |
| 2018-11-26 | VO*4135595 | ND |
| 2018-12-04 | VO*4143547 | ND |
| 2018-12-04 | VO*4143548 | ND |
| 2019-05-14 | 440-242176-1 | ND |
| 2019-07-16 | 440-246251-1 | ND |
| 2019-07-16 | 440-246251-4 | ND |
| 2019-07-17 | 440-246251-3 | ND |
| 2019-07-17 | 440-246251-5 | ND |
| 2019-07-17 | 440-246251-6 | ND |
| 2019-07-17 | 440-246251-2 | ND |
| 2019-11-07 | 440-254526-1 | ND |