Menu

EWG's Tap Water Database — 2019 UPDATE

Donate

1,1,1,2-Tetrachloroethane

Ilion

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
2012ND10ND
2013ND10ND
2014ND10ND
2015ND30ND
2016ND30ND
2017ND40ND

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
2012-01-091200380-POCND
2013-01-071300259-001-POCND
2014-01-131400485-POCND
2015-01-121500411-001-POCND
2015-05-111506282-001-POCND
2015-05-111506281-01-POCND
2016-01-111600466-001A-POCND
2016-01-111600465-001-POCND
2016-01-111600454-001-POCND
2017-08-211713652-001-POCND
2017-08-211713652-002-POCND
2017-12-041719628-001-POCND
2017-12-041719628-002-POCND