Know Your Environment. Protect Your Health.

1,1,1,2-Tetrachloroethane

Fort Campbell Water System

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

 

29

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND40ND
2019ND40ND
2020N/A00N/A
2021ND20ND
2022ND80ND
2023ND110ND

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
2018-03-14ND
2018-05-21ND
2018-09-26ND
2018-12-12ND
2019-02-19ND
2019-06-13ND
2019-09-25ND
2019-12-04ND
2021-08-03ND
2021-08-03ND
2022-04-18ND
2022-04-18ND
2022-07-26ND
2022-07-26ND
2022-07-26ND
2022-10-19ND
2022-10-19ND
2022-10-19ND
2023-02-08ND
2023-02-08ND
2023-02-08ND
2023-04-04ND
2023-04-04ND
2023-04-04ND
2023-07-19ND
2023-07-19ND
2023-07-19ND
2023-10-11ND
2023-10-11ND