Know Your Environment. Protect Your Health.

1,1,1-Trichloroethane

Watchtower Bible Tract Society

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
2018ND10ND
2019ND20ND
2020ND10ND
2021ND60ND
2022ND10ND
2023ND70ND

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
2018-07-31420-140368-1POCSND
2019-08-08420-158308-1POCSND
2019-08-08420-158308-4POCSND
2020-07-21420-202527-5POCSND
2021-07-21420-202527-11POCSND
2021-07-21420-202527-9POCSND
2021-07-21420-202527-1POCSND
2021-07-21420-202527-13POCSND
2021-07-21420-202527-7POCSND
2021-07-21420-202527-3POCSND
2022-11-21L2265663POCSND
2023-06-28L2337410-06POCSND
2023-06-28L2337410-07POCSND
2023-06-28L2337410-05POCSND
2023-06-29L2337410-04POCSND
2023-06-29L2337410-03POCSND
2023-06-29L2337410-01POCSND
2023-06-29L2337410-02POCSND