Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

1,1-Dichloroethylene

Audubon Water Company

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

MORE ABOUT THIS CONTAMINANT

 

138

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND220ND
2015ND240ND
2016ND240ND
2017ND230ND
2018ND230ND
2019ND220ND

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
2014-01-131066988001ND
2014-01-131066988002ND
2014-01-131066988003ND
2014-02-271073775001ND
2014-04-021079479001ND
2014-04-021079479002ND
2014-04-021079479004ND
2014-04-021079479003ND
2014-04-232003262001ND
2014-04-232003262002ND
2014-08-282026276001ND
2014-08-282026276002ND
2014-08-282026276003ND
2014-09-092028135001ND
2014-09-092028135002ND
2014-09-092028135003ND
2014-10-062032858001ND
2014-10-062032858002ND
2014-10-062032858003ND
2014-10-062032858004ND
2014-11-062038813001ND
2014-11-062038814001ND
2015-03-1012517668ND
2015-03-1012517731ND
2015-03-1012517710ND
2015-03-1012517689ND
2015-03-1812517752ND
2015-03-1812517773ND
2015-03-1812517794ND
2015-03-2612635364ND
2015-06-0112751827ND
2015-06-0112751848ND
2015-06-0112751869ND
2015-06-0112751890ND
2015-06-0512884472ND
2015-09-1713266495ND
2015-09-1713266516ND
2015-09-1713266537ND
2015-09-1713266558ND
2015-09-2413266579ND
2015-10-1913391313ND
2015-11-1913515893ND
2015-11-1913515914ND
2015-11-1913515935ND
2015-11-1913515956ND
2015-11-1913515977ND
2016-02-0513872264ND
2016-02-0513872285ND
2016-02-0513872306ND
2016-02-0513872327ND
2016-03-1713988309ND
2016-04-0413988340ND
2016-04-0413988361ND
2016-04-0413988382ND
2016-04-0413988403ND
2016-04-1314105391ND
2016-04-1314105412ND
2016-04-2214572534ND
2016-04-2514572555ND
2016-09-1614910413ND
2016-09-1614910434ND
2016-09-1614910455ND
2016-09-1614910476ND
2016-09-2914910795ND
2016-10-0515078208ND
2016-10-0515078229ND
2016-10-0515078250ND
2016-10-0515078271ND
2016-10-0515078292ND
2016-12-0815374251ND
2017-01-1715519927ND
2017-02-1015657971ND
2017-02-1015657992ND
2017-02-1015658013ND
2017-02-1015658034ND
2017-02-1015658055ND
2017-02-2315658076ND
2017-05-0515940544ND
2017-05-0515940565ND
2017-05-0515940586ND
2017-05-0515940607ND
2017-09-1916729568ND
2017-09-1916729589ND
2017-09-1916729610ND
2017-09-1916729631ND
2017-09-2016729652ND
2017-09-2516729673ND
2017-10-0216729793ND
2017-10-0216729814ND
2017-10-0216729835ND
2017-10-0216729856ND
2017-10-0516882748ND
2017-10-1716882911ND
2018-03-022299268001ND
2018-03-022299268002ND
2018-03-022299268003ND
2018-03-022299268004ND
2018-03-282305330001ND
2018-04-012306020001ND
2018-04-022306020002ND
2018-04-022306020003ND
2018-04-022306020004ND
2018-04-022306020005ND
2018-09-172338753001ND
2018-09-172338753002ND
2018-09-172338753003ND
2018-09-172338753004ND
2018-09-172338753005ND
2018-09-182339343001ND
2018-09-202339702001ND
2018-09-212340025001ND
2018-10-012341512001ND
2018-10-012341512002ND
2018-10-012341512003ND
2018-10-012341512004ND
2018-10-242346425001ND
2019-03-223023817002ND
2019-03-223023817001ND
2019-03-223023817005ND
2019-03-223023817003ND
2019-03-223023817006ND
2019-03-223023817004ND
2019-04-103027288001ND
2019-04-103027288003ND
2019-04-103027288005ND
2019-04-103027288007ND
2019-04-243029820001ND
2019-07-253047779001ND
2019-07-253047779003ND
2019-07-253047779005ND
2019-07-253047779007ND
2019-08-053049543001ND
2019-10-163064410005ND
2019-10-163064409001ND
2019-10-163064410001ND
2019-10-163064410003ND
2019-10-163064410007ND
2019-10-223065363001ND