Know Your Environment. Protect Your Health.

1,1,1-Trichloroethane

South Saint Paul

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.

 

13

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND40ND
2019ND10ND
2020ND40ND
2021N/A00N/A
2022N/A00N/A
2023ND40ND

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
2018-01-0318A0012-02ND
2018-05-1018E0892-01ND
2018-08-2418H2147-01ND
2018-10-1818J0909-01ND
2019-01-1419A0377-01ND
2020-01-0720A0142-01ND
2020-08-1320H0974-01ND
2020-08-1320H0974-02ND
2020-08-1320H0974-03ND
2023-10-3023J1666-02ND
2023-10-3023J1666-03ND
2023-10-3023J1666-04ND
2023-10-3023J1666-05ND