Know Your Environment. Protect Your Health.

1,1,1,2-Tetrachloroethane

Riverbridge

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

 

41

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND50ND
2019ND160ND
2020ND50ND
2021ND50ND
2022ND50ND
2023ND50ND

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 Result
2018-12-19ND
2018-12-19ND
2018-12-19ND
2018-12-19ND
2018-12-19ND
2019-01-10ND
2019-01-10ND
2019-01-10ND
2019-01-10ND
2019-02-25ND
2019-02-26ND
2019-02-26ND
2019-02-26ND
2019-02-26ND
2019-04-05ND
2019-04-05ND
2019-04-05ND
2019-04-05ND
2019-04-05ND
2019-08-22ND
2019-10-22ND
2020-05-26ND
2020-05-26ND
2020-05-26ND
2020-05-26ND
2020-05-26ND
2021-06-02ND
2021-06-02ND
2021-06-02ND
2021-06-02ND
2021-06-02ND
2022-04-22ND
2022-04-22ND
2022-04-22ND
2022-04-22ND
2022-04-22ND
2023-04-05ND
2023-04-05ND
2023-04-05ND
2023-04-05ND
2023-04-05ND