1,1,1-Trichloroethane
Beauregard Water Works District #3
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.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | N/A | 0 | 0 | N/A |
2015 | ND | 2 | 0 | ND |
2016 | ND | 20 | 0 | ND |
2017 | N/A | 0 | 0 | N/A |
2018 | ND | 22 | 0 | ND |
2019 | N/A | 0 | 0 | N/A |
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 |
---|---|---|
2015-03-02 | 35177665002 | ND |
2015-03-02 | 35177665002 | ND |
2016-01-19 | 35225812002 | ND |
2016-01-19 | 35225812001 | ND |
2016-01-19 | 35225812002 | ND |
2016-01-19 | 35225812005 | ND |
2016-01-19 | 35225812004 | ND |
2016-01-19 | 35225812003 | ND |
2016-01-19 | 35225812001 | ND |
2016-01-19 | 35225812005 | ND |
2016-01-19 | 35225812004 | ND |
2016-01-19 | 35225812003 | ND |
2016-02-01 | 35227539001 | ND |
2016-02-01 | 35227539002 | ND |
2016-02-01 | 35227539003 | ND |
2016-02-01 | 35227539004 | ND |
2016-02-01 | 35227539004 | ND |
2016-02-01 | 35227539003 | ND |
2016-02-01 | 35227539002 | ND |
2016-02-01 | 35227539001 | ND |
2016-05-02 | 35242594004 | ND |
2016-05-02 | 35242594004 | ND |
2018-02-27 | 35377534001 | ND |
2018-02-27 | 35377534001 | ND |
2018-03-19 | 35381349005 | ND |
2018-03-19 | 35381349004 | ND |
2018-03-19 | 35381349005 | ND |
2018-03-19 | 35381349004 | ND |
2018-03-19 | 35381349003 | ND |
2018-03-19 | 35381349002 | ND |
2018-03-19 | 35381349001 | ND |
2018-03-19 | 35381349001 | ND |
2018-03-19 | 35381349002 | ND |
2018-03-19 | 35381349003 | ND |
2018-04-16 | 35387317001 | ND |
2018-04-16 | 35387317005 | ND |
2018-04-16 | 35387317004 | ND |
2018-04-16 | 35387317003 | ND |
2018-04-16 | 35387317002 | ND |
2018-04-16 | 35387317001 | ND |
2018-04-16 | 35387317005 | ND |
2018-04-16 | 35387317004 | ND |
2018-04-16 | 35387317003 | ND |
2018-04-16 | 35387317002 | ND |