Menu

EWG's Tap Water Database — 2019 UPDATE

Donate

1,1,2,2-Tetrachloroethane

Oakwood Water System

1,1,2,2-Tetrachloroethane is an industrial chemical which has been used as a metal degreaser, and in paint, paint removers, mothballs and pesticides. It damages the liver and nervous system, and may cause cancer.

 

9

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND20ND
2013ND10ND
2014ND10ND
2015ND10ND
2016ND30ND
2017ND10ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 0.1 ppb

The EWG Health Guideline of 0.1 ppb for 1,1,2,2-tetrachloroethane was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against cancer.

ppb = parts per billion

All test results

Date Lab ID Result
2012-02-29AB82344ND
2012-12-20AC07197ND
2013-01-24AC08703ND
2014-04-15AC50587ND
2015-10-14AD10637ND
2016-01-26AD20078ND
2016-05-23AD37761ND
2016-09-20AD50399ND
2017-09-21AD97395ND