1,1,1-Trichloroethane
City of Shelby
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.
19
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 | 1 | 0 | ND |
| 2016 | ND | 4 | 0 | ND |
| 2017 | ND | 4 | 0 | ND |
| 2018 | ND | 4 | 0 | ND |
| 2019 | ND | 4 | 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 |
|---|---|---|
| 2014-01-14 | 92186367003 | ND |
| 2014-01-14 | 92186367001 | ND |
| 2015-01-15 | ND | |
| 2016-01-11 | 92282574004VOC | ND |
| 2016-04-06 | 92292698002VOC | ND |
| 2016-07-19 | 92305692001VOC | ND |
| 2016-12-21 | 92324208001VOC | ND |
| 2017-01-04 | 92325486001VOC | ND |
| 2017-04-05 | 92336010005VOC | ND |
| 2017-07-12 | 92347401007VOC | ND |
| 2017-10-04 | 92357766001VOC | ND |
| 2018-01-18 | 92370071001VOC | ND |
| 2018-04-04 | 92379547001VOC | ND |
| 2018-07-11 | 92391771001VOC | ND |
| 2018-10-03 | DW21704_L1032064 | ND |
| 2019-01-16 | 92414244002_1271 | ND |
| 2019-04-03 | 92423849001_1271 | ND |
| 2019-07-10 | 37729_19-29184 | ND |
| 2019-10-02 | 92447965001_1271 | ND |