Know Your Environment. Protect Your Health.

1,1,1,2-Tetrachloroethane

Hubbard Hill Apartments

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
2019ND50ND
2020ND30ND
2021ND10ND
2022ND10ND
2023ND10ND

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
2018-10-25CB82896VOC1ND
2018-10-25CB82896ND
2019-01-09CC26666ND
2019-03-12CC66559ND
2019-05-30CD24263ND
2019-07-23CD63646ND
2019-12-12CE87153ND
2020-01-09CF10126ND
2020-05-11CF93021ND
2020-08-25CG61944ND
2021-01-13CH46248ND
2022-04-19CL12397ND
2023-05-02CN96368ND