Know Your Environment. Protect Your Health.

1,1,1-Trichloroethane

City of Gilmer

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.

 

18

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

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

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
2018-08-30Q1834899003ND
2018-08-30Q1834899006ND
2018-08-30Q1834899002ND
2019-10-10Q1972218001ND
2019-10-10Q1972218003ND
2019-10-10Q1972218005ND
2020-08-24Q2033825020ND
2020-08-24Q2033825022ND
2020-08-24Q2033825024ND
2021-04-01Q2108379004ND
2021-04-01Q2108379008ND
2021-04-01Q2108379006ND
2022-06-14Q2216508001ND
2022-10-24Q2231975002ND
2022-10-24Q2231975004ND
2023-06-15Q2322781013ND
2023-06-15Q2322781015ND
2023-06-15Q2322781017ND