Know Your Environment. Protect Your Health.

1,1,1,2-Tetrachloroethane

Great Basin Water Burbank

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

 

10

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
2020N/A00N/A
2021ND10ND
2022N/A00N/A
2023ND90ND

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
2021-11-104202783ND
2023-01-124443138ND
2023-01-124513916ND
2023-01-314407720ND
2023-08-294507757ND
2023-08-294507756ND
2023-12-264573454ND
2023-12-264573455ND
2023-12-264573496ND
2023-12-264573498ND