1,1,1-Trichloroethane
San Gabriel County WD
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 | ND | 7 | 0 | ND |
2015 | ND | 5 | 0 | ND |
2016 | ND | 5 | 0 | ND |
2017 | ND | 5 | 0 | ND |
2018 | ND | 5 | 0 | ND |
2019 | ND | 5 | 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 |
---|---|---|
2014-04-08 | 9588-007-0940 | ND |
2014-06-17 | 3761-020-1020 | ND |
2014-07-14 | 9588-011-0945 | ND |
2014-07-14 | 9588-010-0915 | ND |
2014-07-14 | 9588-009-0900 | ND |
2014-07-15 | 9588-001-1000 | ND |
2014-12-05 | 9588-020-0910 | ND |
2015-03-17 | 9588-020-1050 | ND |
2015-06-11 | 9588-007-0905 | ND |
2015-07-16 | 9588-010-1000 | ND |
2015-07-16 | 9588-001-0940 | ND |
2015-07-16 | 9588-011-1020 | ND |
2016-04-13 | 9588-007-0940 | ND |
2016-07-18 | 9588-010-0935 | ND |
2016-07-18 | 9588-011-0950 | ND |
2016-07-18 | 9588-009-0925 | ND |
2016-09-15 | 9588-020-0910 | ND |
2017-04-13 | 9588-007-0925 | ND |
2017-07-17 | 9588-010-0925 | ND |
2017-07-17 | 9588-011-0945 | ND |
2017-07-17 | 9588-020-1025 | ND |
2017-07-17 | 9588-009-0905 | ND |
2018-04-06 | 9588-007-0930 | ND |
2018-07-18 | 9588-010-1045 | ND |
2018-07-18 | 9588-020-1010 | ND |
2018-07-18 | 9588-009-1100 | ND |
2018-07-18 | 9588-011-1030 | ND |
2019-04-10 | 9588-007-1015 | ND |
2019-07-12 | 9588-020-1015 | ND |
2019-07-12 | 9588-011-0950 | ND |
2019-07-12 | 9588-010-1035 | ND |
2019-07-12 | 9588-009-1045 | ND |