Know Your Environment. Protect Your Health.

1,1,1-Trichloroethane

Medfield Estates S/d

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.

 

13

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
2019ND10ND
2020ND30ND
2021N/A00N/A
2022ND50ND
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
2019-04-16CC04242-01ND
2020-01-08CC20033-01ND
2020-01-08CC20033-03ND
2020-01-08CC20033-05ND
2022-01-25CE17865-01ND
2022-04-14CF02388-01ND
2022-06-15CF04821-03ND
2022-08-29CF07095-01ND
2022-11-29CF12715-01ND
2023-01-25752-1952-1ND
2023-01-25752-1952-2ND
2023-01-25752-1952-3ND
2023-01-25752-1952-4ND