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EWG's Tap Water Database — 2021 UPDATE

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1,1-Dichloroethane

Tyler County Water Supply Corporation

1,1-Dichloroethane is used in industrial chemical synthesis; in plastics, paint, varnish and finish removers; and as a pesticide. It can cause cancer.

MORE ABOUT THIS CONTAMINANT

 

34

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND40ND
2015ND60ND
2016ND80ND
2017ND60ND
2018ND50ND
2019ND50ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 3 ppb

The EWG Health Guideline of 3 ppb for 1,1-dichloroethane 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
2014-12-16AC75118ND
2014-12-16AC75114ND
2014-12-16AC75108ND
2014-12-29AC75829ND
2015-09-02AD05443ND
2015-09-02AD05447ND
2015-09-02AD05455ND
2015-09-02AD05439ND
2015-09-02AD05453ND
2015-09-02AD05441ND
2016-03-28AD30749ND
2016-03-28AD30751ND
2016-06-20AD41167ND
2016-06-20AD41179ND
2016-06-20AD41177ND
2016-06-20AD41149ND
2016-06-20AD41183ND
2016-09-15AD49756ND
2017-09-13AD96055ND
2017-09-13AD96009ND
2017-09-13AD95999ND
2017-11-09AE04349ND
2017-11-09AE04369ND
2017-11-09AE04351ND
2018-03-27AE20431ND
2018-03-27AE20427ND
2018-03-27AE20429ND
2018-03-27AE20435ND
2018-03-27AE20433ND
2019-03-05AE57142ND
2019-05-22AE67693ND
2019-05-22AE67697ND
2019-05-22AE67695ND
2019-11-26AE90633ND