1,1,1-Trichloroethane
Pelham Water Works
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.
14
Samples
0
Samples exceeding legal limit (MCL)
0
Samples exceeding
health guidelines
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | ND | 6 | 0 | ND |
2015 | ND | 1 | 0 | ND |
2016 | ND | 1 | 0 | ND |
2017 | ND | 4 | 0 | ND |
2018 | ND | 1 | 0 | ND |
2019 | ND | 1 | 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 |
---|---|---|
2014-01-21 | 1401-00236-004 | ND |
2014-01-21 | 1401-236-11 | ND |
2014-01-21 | 1401-236-9 | ND |
2014-01-21 | 1401-236-8 | ND |
2014-01-21 | 1401-236-7 | ND |
2014-01-21 | 1401-236-10 | ND |
2015-01-20 | 1501-00220-3 | ND |
2016-01-18 | 1601-00268-3 | ND |
2017-01-19 | 1701-00255-2 | ND |
2017-01-19 | 1701-00255-5 | ND |
2017-01-19 | 1701-00255-3 | ND |
2017-01-19 | 1701-00255-7 | ND |
2018-01-16 | 1801-00225-3 | ND |
2019-01-23 | 1901-00374-003 | ND |