1,1,1-Trichloroethane
Hellertown Borough 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 | 6 | 0 | ND |
2015 | ND | 2 | 0 | ND |
2016 | ND | 2 | 0 | ND |
2017 | ND | 3 | 0 | ND |
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 |
---|---|---|
2014-04-08 | 140014669 | ND |
2014-04-10 | 140014700 | ND |
2014-04-11 | 140014712 | ND |
2014-08-05 | 140034958 | ND |
2014-08-06 | 140034959 | ND |
2014-08-06 | 140034960 | ND |
2015-04-08 | 12670905 | ND |
2015-04-08 | 12670872 | ND |
2016-04-11 | 14152751 | ND |
2016-04-14 | 14152782 | ND |
2017-05-15 | 16309931 | ND |
2017-05-16 | 16309981 | ND |
2017-05-17 | 16310031 | ND |
2018-05-14 | 8013347-01 | ND |
2018-06-12 | 8016922-01 | ND |
2019-04-16 | 9010993-01 | ND |
2019-05-20 | 9016940-01 | ND |