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EWG's Tap Water Database — 2021 UPDATE

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1,1-Dichloroethane

City of Crowley

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

 

34

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20140.00321 ppb181ND - 0.0577 ppb
2015ND80ND
2016ND50ND
2017ND30ND
2018ND50ND
2019ND70ND

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
2014-01-16Q1401457007ND
2014-01-16Q1401457004ND
2014-04-09Q1411248017ND
2014-04-09Q14112480210.0577 ppb
2014-04-09Q1411248009ND
2014-04-09Q1411248013ND
2014-04-09Q1411248001ND
2014-04-09Q1411248025ND
2014-04-09Q1411248005ND
2014-05-14Q1416354007ND
2014-07-09Q1426470001ND
2014-10-22Q1453398009ND
2014-10-22Q1453398017ND
2014-10-22Q1453398013ND
2014-10-22Q1453398005ND
2014-10-22Q1453398025ND
2014-10-22Q1453398021ND
2014-10-22Q1453398001ND
2015-01-21Q1501708001ND
2015-02-10Q1505176001ND
2015-02-10Q1505176004ND
2015-02-10Q1505176006ND
2015-02-10Q1505176010ND
2015-03-25Q1511110007ND
2015-03-25Q1511110001ND
2015-10-15Q1540589006ND
2016-01-19Q1601990002ND
2016-01-19Q1601990007ND
2016-04-25Q1615996006ND
2016-04-25Q1615996002ND
2016-04-25Q1615996004ND
2017-05-23Q1721071004ND
2017-05-23Q1721071001ND
2017-08-08Q1733369001ND