Know Your Environment. Protect Your Health.

1,1,1-Trichloroethane

New Water Supply Corporation

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.

 

24

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

Date Lab ID Result
2018-06-06Q1822507003ND
2018-06-06Q1822507005ND
2018-06-06Q1822507001ND
2018-09-19Q1837597003ND
2019-06-03Q1930848003ND
2019-06-03Q1930848005ND
2019-09-23Q1968123001ND
2019-12-10Q1979549001ND
2020-11-09Q2043745001ND
2020-11-09Q2043745003ND
2020-11-09Q2043745007ND
2020-11-09Q2043745009ND
2021-04-15Q2109763009ND
2021-04-15Q2109763015ND
2021-04-15Q2109763013ND
2021-04-15Q2109763011ND
2022-05-09Q2213779004ND
2022-05-09Q2213779006ND
2022-05-09Q2213779009ND
2022-05-09Q2213779011ND
2023-06-15Q2322767004ND
2023-06-15Q2322767006ND
2023-06-15Q2322767016ND
2023-06-15Q2322767018ND