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EWG's Tap Water Database — 2021 UPDATE

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1,1-Dichloroethylene

Forrest City Waterworks

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

MORE ABOUT THIS CONTAMINANT

 

58

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
2014ND90ND
2015ND80ND
2016ND90ND
2017ND110ND
2018ND120ND
2019ND90ND

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
2014-02-0514038000602ND
2014-02-0514038000701ND
2014-04-2314114014301ND
2014-04-2314114013809ND
2014-04-2314114014002ND
2014-08-2714240001201ND
2014-08-2714240000702ND
2014-11-2414330003801ND
2014-11-2414330003701ND
2015-01-1215015008501ND
2015-01-1215015008601ND
2015-04-0815099007301ND
2015-04-0815099007201ND
2015-08-2415238000602ND
2015-08-2415238000701ND
2015-12-0115337004801ND
2015-12-0115337004901ND
2016-02-1616049005401ND
2016-02-1616049005301ND
2016-04-2016112007601ND
2016-04-2016112007501ND
2016-07-0616189013609ND
2016-07-0616189013509ND
2016-08-2416237004701ND
2016-10-0316279003208ND
2016-10-0316279003108ND
2017-01-1617019008401ND
2017-01-1617019008501ND
2017-04-0317096000101ND
2017-04-0317096000209ND
2017-04-0317096004801ND
2017-07-0317187007001ND
2017-07-0317187007101ND
2017-07-0317187007202ND
2017-10-0317278005801ND
2017-10-0317278005701ND
2017-10-0317278005602ND
2018-01-1818019004701ND
2018-02-2618060000101ND
2018-02-2618060000201ND
2018-04-2518116002301ND
2018-04-2518116002501ND
2018-04-2518116002201ND
2018-07-0918193004501ND
2018-07-0918193004401ND
2018-07-0918193004301ND
2018-10-1518291006601ND
2018-10-1518291005601ND
2018-10-1518291006701ND
2019-01-1419017002401ND
2019-01-1419017002301ND
2019-01-1419017002501ND
2019-04-2319115006801ND
2019-04-2319115006001ND
2019-04-2319115006901ND
2019-07-2319206006803ND
2019-07-2319206006709ND
2019-07-2319206007201ND