1,1,1-Trichloroethane
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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.
16
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 | 1 | 0 | ND |
| 2015 | ND | 2 | 0 | ND |
| 2016 | ND | 4 | 0 | ND |
| 2017 | ND | 4 | 0 | ND |
| 2018 | ND | 3 | 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 |
|---|---|---|
| 2014-09-02 | 14247003501 | ND |
| 2015-07-27 | 15211000201 | ND |
| 2015-10-26 | 15302000201 | ND |
| 2016-01-26 | 16028001201 | ND |
| 2016-05-30 | 16154000501 | ND |
| 2016-08-03 | 16217005201 | ND |
| 2016-11-08 | 16314006809 | ND |
| 2017-02-07 | 17039001701 | ND |
| 2017-05-01 | 17123001601 | ND |
| 2017-08-01 | 17215004001 | ND |
| 2017-10-30 | 17306001801 | ND |
| 2018-02-26 | 18060001401 | ND |
| 2018-05-22 | 18144006601 | ND |
| 2018-08-28 | 18242000601 | ND |
| 2019-06-03 | 19157001901 | ND |
| 2019-09-10 | 19255001201 | ND |