Know Your Environment. Protect Your Health.

1,1,1-Trichloroethane

Tyrrell County Water

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.

 

8

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND10ND
2020ND20ND
2021ND10ND
2022ND10ND
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
2018-07-108043-071018-E02VND
2019-07-188043-071819-E02VND
2020-09-148043-091420-E02VND
2020-09-148043-091420-E03VND
2021-09-088043-090821-E02VND
2022-09-088043-090822-E02VND
2023-09-078043-090723-E02VND
2023-09-078043-090723-E03VND