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EWG's Tap Water Database — 2021 UPDATE

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1,1-Dichloroethylene

Town of Queen Creek

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

MORE ABOUT THIS CONTAMINANT

 

31

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
2014ND20ND
2015ND10ND
2016ND50ND
2017ND70ND
2018ND40ND
2019ND120ND

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
2014-08-04201408050165VND
2014-08-04201408050164VND
2015-03-04201503040378VND
2016-06-08201606080199VND
2016-06-08201606080193VND
2016-06-08201606080192VND
2016-06-08201606080191VND
2016-06-08201606080190VND
2017-03-15201703150338VND
2017-03-15201703150337VND
2017-03-15201703150336VND
2017-03-15201703150335VND
2017-03-15201703150334VND
2017-03-15201703150333VND
2017-07-06201707060489VND
2018-01-18201801180389VND
2018-07-18201807180472VND
2018-08-01201808020188VND
2018-10-03201810030298VND
2019-02-13201902130125VND
2019-02-13201902130124VND
2019-02-13201902130123VND
2019-02-13201902130122VND
2019-02-14201902140176VND
2019-06-03201906030210VND
2019-06-03201906030208VND
2019-07-25201907250186VND
2019-07-25201907250175VND
2019-10-24201910240410VND
2019-10-24201910240415VND
2019-10-24201910240412VND