Know Your Environment. Protect Your Health.

1,1,1-Trichloroethane

San Bernard River Estates

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.

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019ND20ND
2020ND20ND
2021ND30ND
2022ND20ND
2023ND10ND

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
2018-08-14AE36957ND
2018-08-14AE36961ND
2019-04-17AE62768ND
2019-08-26AE80689ND
2020-09-16AF27599ND
2020-12-10AF37309ND
2021-05-12AF53572ND
2021-05-12AF53578ND
2021-09-29AF71680ND
2022-09-20AG14196ND
2022-09-20AG14198ND
2023-06-14AG44507ND