Know Your Environment. Protect Your Health.

1,1,1-Trichloroethane

Holly Acres

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.

 

15

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

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

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
2018-02-207071-022018-E02VND
2018-08-097071-080918-E01VND
2018-08-097071-080918-E02VND
2019-08-157071-081519-E01VND
2019-08-157071-081519-E02VND
2020-08-187071-081820-E01VND
2020-08-187071-081820-E02VND
2021-08-107071-081021-E01VND
2021-08-107071-081021-E02VND
2021-10-207071-102021-E02VND
2022-01-117071-011122-E02VND
2022-07-137071-071322-E01VND
2022-07-137071-071322-E02VND
2023-08-03752-10104-1ND
2023-08-09752-10356-1ND