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EWG's Tap Water Database — 2021 UPDATE

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1,1-Dichloroethane

Boone County Cons. PWSD1

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
2013ND100ND
2014N/A00N/A
2015ND130ND
2016N/A00N/A
2017N/A00N/A
2018ND130ND
2019N/A00N/A

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
2013-04-233590955005AMND
2013-04-233590955001AMND
2013-04-233590955003AMND
2013-04-233590955009AMND
2013-04-233590955007AMND
2013-10-2235113258003AMND
2013-10-2235113258005AMND
2013-10-2235113258001AMND
2013-10-2235113258009AMND
2013-10-2235113258007AMND
2015-02-19AC42730ND
2015-02-19AC42727ND
2015-02-19AC42735ND
2015-02-19AC42732ND
2015-02-19AC42733ND
2015-02-19AC42739ND
2015-02-19AC42738ND
2015-02-19AC42737ND
2015-02-19AC42736ND
2015-02-19AC42731ND
2015-02-19AC42729ND
2015-02-19AC42728ND
2015-02-19AC42734ND
2018-03-07AD15039ND
2018-03-07AD15036ND
2018-03-07AD15035ND
2018-03-07AD15037ND
2018-03-07AD15038ND
2018-03-07AD15034ND
2018-03-07AD15032ND
2018-03-07AD15031ND
2018-03-07AD15030ND
2018-03-07AD15029ND
2018-03-07AD15028ND
2018-03-07AD15027ND
2018-05-30AD26983ND