1,1,1-Trichloroethane
Quint-mar Water Authority
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 | 2 | 0 | ND |
2015 | N/A | 0 | 0 | N/A |
2016 | ND | 6 | 0 | ND |
2017 | ND | 2 | 0 | ND |
2018 | N/A | 0 | 0 | N/A |
2019 | ND | 9 | 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 |
---|---|---|
2014-02-12 | AA88470 | ND |
2014-02-13 | AA88469 | ND |
2016-06-14 | AB12487 | ND |
2016-06-14 | AB12488 | ND |
2016-06-14 | AB12486 | ND |
2016-06-14 | AB12490 | ND |
2016-06-14 | AB12489 | ND |
2016-06-14 | AB12491 | ND |
2017-01-26 | AB17481 | ND |
2017-01-26 | AB17480 | ND |
2019-02-05 | AB32817 | ND |
2019-02-05 | AB32818 | ND |
2019-02-05 | AB32816 | ND |
2019-02-05 | AB32815 | ND |
2019-02-05 | AB32814 | ND |
2019-02-05 | AB32813 | ND |
2019-02-05 | AB32812 | ND |
2019-04-17 | AB34290 | ND |
2019-04-17 | AB34289 | ND |