1,1,1-Trichloroethane
Pequannock Twp Water Department
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 | 0.400 ppb | 3 | 1 | ND - 1.20 ppb |
2015 | 0.267 ppb | 3 | 1 | ND - 0.800 ppb |
2016 | 0.450 ppb | 2 | 1 | ND - 0.900 ppb |
2017 | 0.400 ppb | 2 | 1 | ND - 0.800 ppb |
2018 | ND | 2 | 0 | ND |
2019 | ND | 2 | 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 |
---|---|---|
2014-04-09 | 340410030 | 1.20 ppb |
2014-06-17 | 340617116 | ND |
2014-07-01 | 340701035 | ND |
2015-04-07 | 350407049.1 | 0.800 ppb |
2015-05-14 | 350515016 | ND |
2015-07-07 | 350707151.2 | ND |
2016-04-19 | 360419173.2 | 0.900 ppb |
2016-07-05 | 360705058.2 | ND |
2017-06-13 | 370613116 | 0.800 ppb |
2017-07-25 | 370725094 | ND |
2018-04-24 | 380424073.2 | ND |
2018-08-07 | 380807192 | ND |
2019-04-02 | 390402164.2 | ND |
2019-07-16 | 390716226 | ND |