Know Your Environment. Protect Your Health.

1,1,1,2-Tetrachloroethane

Eol Water Supply Corporation

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

 

10

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019N/A00N/A
2020ND20ND
2021ND20ND
2022ND20ND
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
2018-03-07AE17561ND
2018-03-07AE17569ND
2020-07-14AF19239ND
2020-07-14AF19241ND
2021-06-02AF56263ND
2021-06-02AF56269ND
2022-01-25AF81642ND
2022-01-25AF81644ND
2023-06-05AG43016ND
2023-08-21AG53180ND