Know Your Environment. Protect Your Health.

1,1,1,2-Tetrachloroethane

Bellflower Municipal Water System

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

 

5

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND10ND
2020ND10ND
2021N/A00N/A
2022ND10ND
2023ND10ND

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
2018-01-09CA1910018_028_028-201801091100ND
2019-01-16CA1910018_028_028-201901161120ND
2020-01-30CA1910018_028_028-202001301014ND
2022-01-26CA1910018_028_028-202201260937ND
2023-01-26CA1910018_028_028-202301260904ND