Know Your Environment. Protect Your Health.

1,1,1,2-Tetrachloroethane

Hills & Dales

1,1,1,2-Tetrachloroethane is a synthetic chemical used in metal degreasing and as an intermediate in industrial chemical production.

 

13

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
2021ND40ND
2022ND10ND
2023ND20ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 1 ppb

The EWG Health Guideline of 1 ppb for 1,1,1,2-tetrachloroethane was defined by the Environmental Protection Agency as a one-in-a-million lifetime risk of cancer. Values greater than one-in-a-million cancer risk level can result in increased cancer cases above one in a million people.

ppb = parts per billion

All test results

Date Lab ID Result
2018-10-31AE45068ND
2018-10-31AE45070ND
2019-12-17AE92707ND
2019-12-17AE92709ND
2020-12-02AF36275ND
2020-12-02AF36283ND
2021-05-18AF54403ND
2021-05-18AF54405ND
2021-09-07AF68995ND
2021-11-15AF76649ND
2022-12-20AG22372ND
2023-10-25AG61061ND
2023-10-25AG61063ND