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EWG's Tap Water Database — 2021 UPDATE

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1,1-Dichloroethane

Chesterfield County Central Water System

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

 

36

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND130ND
2015ND70ND
2016ND40ND
2017ND40ND
2018ND40ND
2019ND40ND

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
2014-04-02201404030303AMND
2014-04-02201404030301AMND
2014-04-02201404030305AMND
2014-04-22E140308595ND
2014-04-22E140308573ND
2014-04-22E140308605ND
2014-04-22E140308606ND
2014-07-15201407160490AMND
2014-07-15201407160488AMND
2014-07-15201407160492AMND
2014-10-21201410220460AMND
2014-10-21201410220458AMND
2014-10-21201410220462AMND
2015-01-13201501140531AMND
2015-01-13201501140529AMND
2015-01-13201501140533AMND
2015-04-23VA010-DCLSND
2015-04-23VA010-DCLSND
2015-04-23VA010-DCLSND
2015-04-23VA010-DCLSND
2016-04-25E160305675ND
2016-04-25E160305682ND
2016-04-25E160305672ND
2016-04-25E160305671ND
2017-04-19E170304741ND
2017-04-19E170304724ND
2017-04-19E170304726ND
2017-04-20E170304722ND
2018-06-13E180403037ND
2018-06-13E180403026ND
2018-06-13E180403021ND
2018-06-13E180403018ND
2019-05-16E190402846ND
2019-05-16E190402839ND
2019-05-16E190402834ND
2019-05-16E190402830ND