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EWG's Tap Water Database — 2021 UPDATE

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1,1-Dichloroethylene

Beacon City

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

MORE ABOUT THIS CONTAMINANT

 

35

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014ND50ND
2015N/A00N/A
2016ND60ND
2017ND100ND
2018ND60ND
2019ND80ND

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
2014-04-02420-76358-1ND
2014-04-29420-77175-2ND
2014-04-29420-77175-3ND
2014-04-29420-77175-1ND
2014-05-28420-78159-1ND
2016-05-25CB161094ND
2016-11-29CB164134ND
2016-11-29CB164135ND
2016-11-29CB164133ND
2016-11-29CB164132ND
2016-11-29CB164131ND
2017-01-27CB170251ND
2017-01-27CB170252ND
2017-01-27CB170253ND
2017-11-29CB172977ND
2017-11-29CB172978ND
2017-11-29CB172980ND
2017-11-29CB172979ND
2017-11-29CB172976ND
2017-12-08L1745434-01ND
2017-12-08L1745434-02ND
2018-11-28CB182680ND
2018-11-28CB182678ND
2018-11-28CB182677ND
2018-11-28CB182679ND
2018-12-07CB182842ND
2018-12-07CB182841ND
2019-01-1619A0608-01ND
2019-01-1619A0608-02ND
2019-04-16CB190937ND
2019-07-1719G0769-01ND
2019-10-23CB192647ND
2019-10-23CB192648ND
2019-10-23CB192649ND
2019-10-23CB192646ND