1,1,1-Trichloroethane
West Kern Water District
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 |
---|---|---|---|---|
2013 | N/A | 0 | 0 | N/A |
2014 | ND | 1 | 0 | ND |
2015 | ND | 5 | 0 | ND |
2016 | ND | 7 | 0 | ND |
2017 | N/A | 0 | 0 | N/A |
2018 | ND | 6 | 0 | ND |
2019 | ND | 6 | 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 |
---|---|---|
2014-01-08 | 5810-021-1115 | ND |
2015-06-24 | 5810-016-0905 | ND |
2015-06-24 | 5810-020-0820 | ND |
2015-06-24 | 5810-018-0945 | ND |
2015-06-24 | 5810-017-0735 | ND |
2015-09-09 | 5810-019-0845 | ND |
2016-07-20 | 5810-013-0920 | ND |
2016-07-20 | 5810-014-1040 | ND |
2016-07-20 | 5810-015-1130 | ND |
2016-07-20 | 5810-005-0835 | ND |
2016-07-20 | 5810-004-1000 | ND |
2016-08-17 | 5810-002-0825 | ND |
2016-09-07 | 5810-021-0825 | ND |
2018-06-06 | 5806-021-0850 | ND |
2018-06-06 | 5806-020-0945 | ND |
2018-06-06 | 5806-016-0810 | ND |
2018-06-06 | 5806-019-0900 | ND |
2018-06-06 | 5806-018-1020 | ND |
2018-08-01 | 5806-017-0835 | ND |
2019-07-26 | 5810-004-1015 | ND |
2019-07-26 | 5810-005-1005 | ND |
2019-07-26 | 5810-015-0945 | ND |
2019-07-26 | 5810-014-1030 | ND |
2019-07-26 | 5810-013-1050 | ND |
2019-07-26 | 5810-002-1118 | ND |