1,1,1-Trichloroethane
Aqua Pa Perkiomen Township
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.
30
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 | 5 | 0 | ND |
2015 | ND | 5 | 0 | ND |
2016 | ND | 5 | 0 | ND |
2017 | ND | 5 | 0 | ND |
2018 | ND | 5 | 0 | ND |
2019 | ND | 5 | 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 |
---|---|---|
2014-02-04 | AE22408 | ND |
2014-02-05 | AE22411 | ND |
2014-02-19 | AE23934 | ND |
2014-02-19 | AE23933 | ND |
2014-02-19 | AE23939 | ND |
2015-02-03 | 12404371 | ND |
2015-02-03 | 12404392 | ND |
2015-02-03 | 12404413 | ND |
2015-02-03 | 12404434 | ND |
2015-02-03 | 12404455 | ND |
2016-01-20 | 13755358 | ND |
2016-01-20 | 13755400 | ND |
2016-01-20 | 13755379 | ND |
2016-01-20 | 13755316 | ND |
2016-01-20 | 13755337 | ND |
2017-02-21 | 15658854 | ND |
2017-03-28 | 15799036 | ND |
2017-04-19 | 15941135 | ND |
2017-06-21 | 16260409 | ND |
2017-12-20 | 17165030 | ND |
2018-02-27 | AF76926 | ND |
2018-02-27 | AF76923 | ND |
2018-02-27 | AF76925 | ND |
2018-02-27 | AF76922 | ND |
2018-07-19 | AF90332 | ND |
2019-04-24 | AG14547 | ND |
2019-04-24 | AG14545 | ND |
2019-04-24 | AG14549 | ND |
2019-04-24 | AG14552 | ND |
2019-05-08 | AG17044 | ND |