Know Your Environment. Protect Your Health.

1,1,1,2-Tetrachloroethane

Adams Waterworks

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
2018N/A00N/A
2019N/A00N/A
2020ND30ND
2021ND50ND
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
2020-08-17462474ND
2020-08-17462477ND
2020-12-07512222ND
2021-02-23548789001ND
2021-02-23548789001ND
2021-05-18562428001ND
2021-08-02575843001ND
2021-10-11588954001ND
2022-08-15637216001ND
2022-09-21644336001ND
2023-05-08677574001ND
2023-05-08677576001ND
2023-08-08693877001ND