Menu

EWG's Tap Water Database — 2019 UPDATE

Donate

1,1,1,2-Tetrachloroethane

City of Angleton

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

 

7

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012N/A00N/A
2013N/A00N/A
2014N/A00N/A
2015ND20ND
2016ND20ND
2017ND30ND

ppb = parts per billion

State and national drinking water standards and health guidelines

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
2015-01-15AC76506ND
2015-01-15AC76504ND
2016-01-20AD18944ND
2016-01-20AD18936ND
2017-01-12AD64762ND
2017-01-12AD64772ND
2017-03-28AD77158ND