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EWG's Tap Water Database — 2021 UPDATE

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1,1-Dichloroethylene

Green Meadows Subdivision

1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.

 

11

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014N/A00N/A
2015ND10ND
2016ND30ND
2017ND40ND
2018ND20ND
2019ND10ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EPA Maximum Contaminant
Level (MCL) 7 ppb

The legal limit for 1,1-dichloroethylene, established in 1987, was based on a toxicity study conducted in laboratory animals in the 1980s.

ppb = parts per billion

All test results

Date Lab ID Result
2015-11-09VA010-DCLSND
2016-03-02E160102890ND
2016-07-25E160608167ND
2016-12-12E161200558ND
2017-02-15E161201880ND
2017-05-24E170302818ND
2017-08-15E170600365ND
2017-12-05E170805498ND
2018-01-29E171205674ND
2018-04-16E180305017ND
2019-07-22E190606451ND