Know Your Environment. Protect Your Health.

1,1,1-Trichloroethane

Brooklyn Center

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.

 

20

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND40ND
2019ND50ND
2020ND40ND
2021ND40ND
2022ND20ND
2023ND10ND

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
2018-03-2018C0777-01ND
2018-05-1018E0933-01ND
2018-08-2818H2338-01ND
2018-12-1018L0350-01ND
2019-01-2819A0888-01ND
2019-04-1719D1039-01ND
2019-07-2219G1532-01ND
2019-07-2219G1532-02ND
2019-10-1719J1047-01ND
2020-01-0820A0232-01ND
2020-05-2020E1218-01ND
2020-07-2820G2028-01ND
2020-10-2720J1364-02ND
2021-01-2621A0743-01ND
2021-04-2921D1872-01ND
2021-07-2221G1451-01ND
2021-12-0621L0280-01ND
2022-01-2622A0926-01ND
2022-04-1322D0638-01ND
2023-03-1623C0821-01ND