Know Your Environment. Protect Your Health.

1,1,1-Trichloroethane

Friendship Waterworks

NOTE: Friendship Waterworks purchases water from Adams Waterworks which is required to test for 1,1,1-trichloroethane. Sample information shown below was taken by Adams Waterworks.

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
2019N/A00N/A
2020ND30ND
2021ND10ND
2022ND10ND
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

NOTE: Friendship Waterworks purchases water from Adams Waterworks which is required to test for 1,1,1-trichloroethane. Sample information shown below was taken by Adams Waterworks.

Date Lab ID Result
2020-08-17462474ND
2020-08-17462477ND
2020-12-07512222ND
2021-02-23548789001ND
2021-02-23548789001ND
2021-05-18562428001ND
2021-08-02575843001ND
2021-10-11588954001ND
2022-08-15637216001ND
2022-09-21644336001ND
2023-05-08677574001ND
2023-05-08677576001ND
2023-08-08693877001ND