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EWG's Tap Water Database — 2019 UPDATE

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cis-1,2-Dichloroethylene

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1,2-Dichloroethylene, a neurotoxic solvent, exists in two different forms: trans-1,2-dichloroethylene and cis-1,2-dichloroethylene. A mixture of the two forms is used to manufacture other solvents and chemical products.

 

273

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND390ND
2013ND340ND
20140.0115 ppb521ND - 0.600 ppb
20150.0120 ppb501ND - 0.600 ppb
2016ND480ND
2017ND500ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EPA Maximum Contaminant
Level (MCL) 70 ppb

The legal limit for cis-1,2-dichloroethylene, established in 1991, was based on a toxicity study in laboratory animals conducted in the 1980s.

ppb = parts per billion

All test results

Date Lab ID Result
2012-02-13V1204320ND
2012-02-13V1204316ND
2012-02-13V1204322ND
2012-02-13V1204319ND
2012-02-28V1205687ND
2012-02-28V1205685ND
2012-02-28V1205686ND
2012-04-09V1209894ND
2012-04-10V1210106ND
2012-04-10V1210105ND
2012-04-10V1210109ND
2012-04-10V1210107ND
2012-05-30V1215650ND
2012-05-30V1215655ND
2012-05-30V1215646ND
2012-05-30V1215652ND
2012-06-13V1217346ND
2012-06-20V1218352ND
2012-06-20V1218351ND
2012-06-20V1218355ND
2012-06-21V1218525ND
2012-06-25V1218866ND
2012-06-25V1218865ND
2012-06-25V1218863ND
2012-06-27V1219087ND
2012-07-16V1221375ND
2012-07-16V1221372ND
2012-07-16V1221371ND
2012-07-16V1221374ND
2012-07-17V1221654ND
2012-07-17V1221649ND
2012-07-18V1221920ND
2012-07-18V1211920ND
2012-08-02V1223793ND
2012-08-14V1225183ND
2012-08-14V1225182ND
2012-10-04V1231497ND
2012-10-30V1234015ND
2012-10-30V1234016ND
2013-02-25V1307949ND
2013-02-25V1307953ND
2013-03-11V1310323ND
2013-03-11V1310321ND
2013-03-27V1313027ND
2013-05-13V1320336ND
2013-05-16V1321155ND
2013-05-16V1321156ND
2013-05-16V1321157ND
2013-05-17V1321312ND
2013-05-17V1321315ND
2013-05-20V1321567ND
2013-05-20V1321570ND
2013-06-05V1323911ND
2013-06-05V1323908ND
2013-06-05V1323921ND
2013-06-18V1326015ND
2013-06-18V1326021ND
2013-06-18V1326019ND
2013-07-01V1328060ND
2013-07-03V1328569ND
2013-07-09V1329338ND
2013-07-09V1329342ND
2013-07-09V1329344ND
2013-07-09V1329583ND
2013-07-10V1329595ND
2013-07-10V1329585ND
2013-07-10V1329591ND
2013-08-07V1333781ND
2013-08-09V1334243ND
2013-08-09V1334238ND
2013-09-09V1338784ND
2013-12-11V1352111ND
2013-12-20V1353341ND
2014-01-27V1403081ND
2014-03-04V1407728ND
2014-03-04V1407716ND
2014-03-04V1407723ND
2014-03-04V1407722ND
2014-03-04V1407720ND
2014-03-04V1407727ND
2014-03-04V1407726ND
2014-03-04V1407731ND
2014-03-04V1407735ND
2014-06-05V1420376ND
2014-06-06V1420572ND
2014-06-06V1420554ND
2014-06-06V1420558ND
2014-06-06V1420556ND
2014-06-06V1420560ND
2014-06-09V1420779ND
2014-06-09V1420782ND
2014-06-09V1420772ND
2014-06-10V1421072ND
2014-06-10V1421074ND
2014-06-10V1421075ND
2014-06-12V1421498ND
2014-06-17V1422331ND
2014-06-25V1423528ND
2014-06-25V1423527ND
2014-07-01V1424562ND
2014-07-01V1424565ND
2014-07-16V1427066ND
2014-07-16V1427062ND
2014-07-16V1427060ND
2014-07-17V1427226ND
2014-07-30V1429108ND
2014-07-30V1429107ND
2014-07-30V1429113ND
2014-07-30V1429111ND
2014-08-05V1429865ND
2014-08-05V1429867ND
2014-08-05V1429864ND
2014-08-11V1430897ND
2014-08-11V1430896ND
2014-08-11V1430901ND
2014-08-11V1430900ND
2014-08-19V1432286ND
2014-08-19V1432284ND
2014-08-19V14322810.600 ppb
2014-08-19V1432280ND
2014-09-11V1436009ND
2014-09-11V1436008ND
2014-10-21V1441723ND
2014-10-22V1442094ND
2014-10-22V1442095ND
2015-03-06V1508656ND
2015-03-06V1508657ND
2015-03-06V1508658ND
2015-03-06V1508659ND
2015-03-06V1508661ND
2015-03-09V1508867ND
2015-03-09V1508865ND
2015-03-09V1508862ND
2015-05-12V1518150ND
2015-05-21V1519718ND
2015-05-27V1520478ND
2015-05-28V1520655ND
2015-05-28V1520651ND
2015-05-28V1520653ND
2015-06-04V1521776ND
2015-06-04V1521779ND
2015-06-09V1522532ND
2015-06-12V1523057ND
2015-06-15V1523188ND
2015-06-15V1523185ND
2015-06-15V1523190ND
2015-06-16V1523455ND
2015-06-19V1524237ND
2015-06-24V1525293ND
2015-07-07V1527129ND
2015-07-07V1527128ND
2015-07-07V1527126ND
2015-07-15V1528678ND
2015-07-15V1528675ND
2015-07-15V1528673ND
2015-07-17V1529098ND
2015-07-17V1529097ND
2015-07-17V1529094ND
2015-07-23V1530010ND
2015-07-23V1530004ND
2015-07-23V1530002ND
2015-07-24V1530231ND
2015-08-05V1532425ND
2015-08-05V1532430ND
2015-08-06V1532699ND
2015-08-12V1533693ND
2015-08-12V1533691ND
2015-08-12V15336890.600 ppb
2015-09-30V1541897ND
2015-09-30V1541895ND
2015-09-30V1541893ND
2015-10-20V1545308ND
2015-10-22V1545881ND
2015-11-17V1549695ND
2015-12-17V1554326ND
2016-02-02V1604466ND
2016-03-30V1612757ND
2016-03-30V1612756ND
2016-03-30V1612755ND
2016-03-31V1612950ND
2016-03-31V1612951ND
2016-04-29V1617992ND
2016-06-23V1627644ND
2016-06-23V1627653ND
2016-06-23V1627652ND
2016-06-23V1627654ND
2016-06-23V1627647ND
2016-06-23V1627649ND
2016-06-24V1627836ND
2016-06-24V1627834ND
2016-06-24V1627838ND
2016-06-27V1628122ND
2016-06-28V1628437ND
2016-06-28V1628439ND
2016-06-28V1628441ND
2016-06-28V1628434ND
2016-06-29V1628657ND
2016-06-29V1628653ND
2016-06-30V1628758ND
2016-06-30V1628757ND
2016-07-06V1629588ND
2016-07-06V1629581ND
2016-07-06V1629587ND
2016-07-07V1629728ND
2016-07-07V1629732ND
2016-07-07V1629731ND
2016-07-13V1630839ND
2016-07-13V1630842ND
2016-07-13V1630840ND
2016-07-15V1631434ND
2016-08-03V1634927ND
2016-08-03V1634925ND
2016-08-03V1634932ND
2016-08-03V1634929ND
2016-08-15V1636771ND
2016-08-15V1636770ND
2016-08-25V1638558ND
2016-10-03V1645225ND
2016-10-03V1645226ND
2016-10-03V1645228ND
2016-10-03V1645230ND
2016-10-03V1645222ND
2016-10-03V1645223ND
2017-01-30V1703582ND
2017-03-13V1709899ND
2017-03-13V1709900ND
2017-03-13V1709901ND
2017-03-14V1710134ND
2017-03-14V1710140ND
2017-04-25V1716422ND
2017-05-30V1722579ND
2017-05-30V1722577ND
2017-05-30V1722576ND
2017-05-30V1722574ND
2017-05-31V1722760ND
2017-05-31V1722753ND
2017-05-31V1722763ND
2017-05-31V1722761ND
2017-05-31V1722762ND
2017-06-06V1723655ND
2017-06-06V1723654ND
2017-06-19V1726108ND
2017-06-19V1726109ND
2017-06-21V1726771ND
2017-06-22V1726962ND
2017-06-22V1726965ND
2017-06-22V1726964ND
2017-06-26V1727440ND
2017-07-10V1729874ND
2017-07-10V1729875ND
2017-07-10V1729872ND
2017-07-10V1729867ND
2017-07-11V1730134ND
2017-07-11V1730135ND
2017-07-11V1730137ND
2017-07-17V1731307ND
2017-07-17V1731309ND
2017-07-17V1731301ND
2017-07-17V1731302ND
2017-07-19V1731941ND
2017-07-19V1731943ND
2017-07-20V1732221ND
2017-07-20V1732219ND
2017-08-03V1734567ND
2017-08-03V1734565ND
2017-08-04V1734727ND
2017-08-14V1736477ND
2017-08-18V1737572ND
2017-08-22V1737899ND
2017-10-20V1749223ND
2017-11-15V1753300ND
2017-11-15V1753297ND
2017-12-19V1758928ND