Know Your Environment. Protect Your Health.

1,1,1,2-Tetrachloroethane

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

 

14

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019ND20ND
2020ND30ND
2021ND20ND
2022ND20ND
2023ND30ND

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
2018-01-29AJ78029ND
2018-01-29AJ78030ND
2019-02-04AK10435ND
2019-02-04AK10436ND
2020-01-27AK40284ND
2020-01-27AK40285ND
2020-01-27AK40286ND
2021-02-01AK68534ND
2021-02-01AK68535ND
2022-02-14AK95330ND
2022-02-14AK95331ND
2023-02-13AL25247ND
2023-02-13AL25248ND
2023-05-24AL32377ND