Know Your Environment. Protect Your Health.

1,1,1-Trichloroethane

City of Goliad

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.

 

16

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
2021ND20ND
2022ND30ND
2023ND50ND

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
2018-09-19AE40777ND
2018-09-19AE40779ND
2019-08-13AE78325ND
2019-08-13AE78329ND
2020-09-01AF26054ND
2020-09-01AF26086ND
2021-08-17AF66702ND
2021-08-17AF66704ND
2022-10-25AG18335ND
2022-10-25AG18337ND
2022-10-25AG18339ND
2023-01-31AG26782ND
2023-03-21AG33808ND
2023-05-04AG39389ND
2023-05-04AG39391ND
2023-08-02AG51126ND