1,1,1-Trichloroethane
SBNDO County Service Area 70J
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 | 5 | 0 | ND |
2015 | ND | 4 | 0 | ND |
2016 | N/A | 0 | 0 | N/A |
2017 | ND | 1 | 0 | ND |
2018 | ND | 4 | 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 |
---|---|---|
2014-02-03 | 3761-001-1130 | ND |
2014-02-03 | 3761-002-1030 | ND |
2014-02-03 | 3761-003-0930 | ND |
2014-02-03 | 3761-005-1345 | ND |
2014-02-04 | 3761-004-1300 | ND |
2015-01-06 | 3761-002-1350 | ND |
2015-01-06 | 3761-003-1425 | ND |
2015-01-06 | 3761-005-1210 | ND |
2015-07-29 | 3761-004-1000 | ND |
2017-07-26 | 3761-001-1300 | ND |
2018-07-03 | 3761-002-1130 | ND |
2018-07-03 | 3761-003-1100 | ND |
2018-07-03 | 3761-004-1200 | ND |
2018-07-03 | 3761-005-0945 | ND |