Know Your Environment. Protect Your Health.

1,1,1-Trichloroethane

Quarryville Borough

NOTE: Quarryville Borough purchases water from Pennsylvania American Coatesville which is required to test for 1,1,1-trichloroethane. Sample information shown below was taken by Pennsylvania American Coatesville.

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.

 

6

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND40ND
2019ND40ND
2020ND40ND
2021ND40ND
2022ND40ND
2023ND40ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

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

NOTE: Quarryville Borough purchases water from Pennsylvania American Coatesville which is required to test for 1,1,1-trichloroethane. Sample information shown below was taken by Pennsylvania American Coatesville.

Date Lab ID Result
2018-01-0938173701ND
2019-02-0643221201ND
2020-01-2121495923.00ND
2021-01-0723705346.00ND
2022-01-0625935045.00ND
2023-01-0328165649.00ND