1,1,1-Trichloroethane
City of Loma Linda
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 | 4 | 0 | ND |
2015 | ND | 2 | 0 | ND |
2016 | ND | 8 | 0 | ND |
2017 | N/A | 0 | 0 | N/A |
2018 | ND | 7 | 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 |
---|---|---|
2014-02-05 | 3761-024-1020 | ND |
2014-03-04 | 3761-018-1430 | ND |
2014-04-02 | 3761-032-1015 | ND |
2014-04-02 | 3761-030-1440 | ND |
2015-06-30 | 3761-032-1050 | ND |
2015-06-30 | 3761-030-1025 | ND |
2016-04-05 | 3761-014-0940 | ND |
2016-04-05 | 3761-017-0645 | ND |
2016-04-05 | 3761-030-0710 | ND |
2016-04-05 | 3761-031-1020 | ND |
2016-05-04 | 3761-014-0750 | ND |
2016-05-04 | 3761-031-0720 | ND |
2016-05-04 | 3761-017-0710 | ND |
2016-06-09 | 3761-032-1030 | ND |
2018-09-05 | 3761-031-1335 | ND |
2018-09-05 | 3761-018-1405 | ND |
2018-09-05 | 3761-017-0830 | ND |
2018-09-05 | 3761-014-1315 | ND |
2018-09-06 | 3761-030-0900 | ND |
2018-09-06 | 3761-032-1230 | ND |
2018-09-18 | 3761-024-1040 | ND |
2019-05-02 | 3761-033-0730 | ND |
2019-05-14 | 3761-014-1340 | ND |
2019-12-19 | 3761-030-0845 | ND |
2019-12-19 | 3761-032-0910 | ND |