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EWG's Tap Water Database — 2021 UPDATE

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1,1-Dichloroethylene

Irvine Ranch Water District

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

MORE ABOUT THIS CONTAMINANT

 

285

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
2014ND420ND
2015ND480ND
2016ND500ND
2017ND480ND
2018ND500ND
2019ND470ND

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
2014-01-144417-066-0930ND
2014-01-144417-067-1010ND
2014-01-154417-006-1000ND
2014-01-154417-017-1100ND
2014-02-114417-007-1215ND
2014-02-114417-056-1305ND
2014-02-194417-009-1115ND
2014-02-264417-058-1020ND
2014-02-264417-072-0945ND
2014-03-104417-016-0810ND
2014-03-104417-055-0850ND
2014-03-114417-020-0930ND
2014-03-184417-003-0825ND
2014-03-184417-014-0845ND
2014-03-184417-019-0915ND
2014-03-254417-004-0845ND
2014-03-254417-005-0815ND
2014-03-254417-008-0940ND
2014-03-254417-015-0915ND
2014-04-164417-004-0815ND
2014-04-164417-004-0830ND
2014-04-304417-011-0845ND
2014-04-304417-023-1010ND
2014-04-304417-024-1035ND
2014-04-304417-058-1215ND
2014-05-074417-008-0835ND
2014-05-154417-009-0940ND
2014-06-174417-015-0945ND
2014-06-174417-018-0900ND
2014-07-174317-075-1332ND
2014-08-124317-060-1430ND
2014-08-194417-004-1050ND
2014-08-194417-058-1015ND
2014-08-204417-008-0840ND
2014-08-274317-063-0817ND
2014-08-284417-009-1015ND
2014-08-284417-010-1045ND
2014-10-074417-078-1300ND
2014-10-234317-069-1305ND
2014-11-044417-058-1115ND
2014-11-174417-008-1010ND
2014-11-184417-009-0910ND
2015-01-124417-017-0940ND
2015-01-124417-078-1120ND
2015-01-144417-006-0945ND
2015-01-264417-056-1035ND
2015-01-264417-058-1105ND
2015-01-264417-072-1145ND
2015-01-274417-003-1015ND
2015-01-274417-016-0930ND
2015-01-284417-066-1000ND
2015-01-284417-067-1025ND
2015-02-094417-004-0940ND
2015-02-234417-019-0905ND
2015-03-114417-003-0805ND
2015-03-114417-003-0815ND
2015-03-184417-005-0950ND
2015-03-184417-007-1020ND
2015-03-184417-014-0930ND
2015-03-194417-008-0810ND
2015-03-254417-009-1010ND
2015-03-254417-020-0940ND
2015-04-084417-078-1000ND
2015-04-234317-063-0835ND
2015-04-274417-023-1200ND
2015-04-274417-024-1220ND
2015-04-294417-011-0800ND
2015-05-144417-018-0725ND
2015-05-144417-019-1010ND
2015-05-144417-058-1050ND
2015-05-204417-077-0750ND
2015-05-284417-004-0830ND
2015-06-014417-055-1035ND
2015-06-034417-008-0905ND
2015-07-134417-077-1100ND
2015-07-144417-078-0900ND
2015-07-224317-075-1119ND
2015-08-064417-058-0925ND
2015-08-124317-060-1315ND
2015-08-134417-019-0925ND
2015-08-204417-004-0910ND
2015-08-204417-010-0840ND
2015-10-054417-077-0930ND
2015-10-124417-004-0840ND
2015-10-124417-019-1050ND
2015-10-124417-058-1000ND
2015-10-144317-069-1339ND
2015-11-104417-020-0820ND
2015-12-284417-003-0815ND
2015-12-284417-003-0830ND
2016-01-124417-006-0910ND
2016-01-124417-017-0940ND
2016-01-124417-077-1030ND
2016-01-284417-011-0845ND
2016-01-284417-016-0820ND
2016-01-284417-056-1000ND
2016-01-284417-058-1025ND
2016-01-284417-072-0925ND
2016-02-084417-009-0750ND
2016-02-184417-005-0825ND
2016-02-234417-003-0815ND
2016-02-234417-004-0835ND
2016-02-234417-020-0755ND
2016-02-254417-066-0950ND
2016-02-294417-019-0955ND
2016-03-074417-007-1110ND
2016-03-174417-014-1025ND
2016-04-184317-069-1121ND
2016-05-054417-004-0815ND
2016-05-054417-019-0830ND
2016-05-054417-055-0940ND
2016-05-054417-058-1000ND
2016-05-314417-023-0905ND
2016-05-314417-024-0835ND
2016-05-314417-067-1020ND
2016-06-024417-007-0750ND
2016-06-084417-020-0740ND
2016-06-154317-063-0945ND
2016-06-234417-008-0835ND
2016-06-274417-077-0820ND
2016-07-124417-017-1120ND
2016-07-254417-004-0850ND
2016-07-254417-019-0915ND
2016-07-264417-008-0820ND
2016-07-264417-008-0830ND
2016-07-264417-010-0900ND
2016-07-284417-078-1200ND
2016-08-094417-008-0940ND
2016-08-094417-008-0950ND
2016-08-094417-058-1145ND
2016-08-114317-060-1358ND
2016-09-224317-075-1129ND
2016-10-044417-058-1115ND
2016-10-054417-019-0950ND
2016-10-064417-004-0940ND
2016-10-064417-008-0915ND
2016-12-054417-004-0830ND
2016-12-054417-004-0845ND
2016-12-064417-008-0905ND
2016-12-064417-008-0920ND
2017-01-094417-017-0920ND
2017-01-174417-011-0835ND
2017-01-174417-016-0805ND
2017-01-174417-077-1040ND
2017-01-194417-058-0940ND
2017-01-194417-067-0830ND
2017-01-234417-003-0950ND
2017-01-234417-005-1055ND
2017-01-234417-006-0850ND
2017-01-234417-014-1015ND
2017-01-234417-019-1040ND
2017-01-264417-007-0830ND
2017-02-144417-004-0820ND
2017-02-144417-020-1340ND
2017-02-144417-066-0925ND
2017-02-144417-078-1010ND
2017-02-284317-085-1334ND
2017-03-014417-020-0755ND
2017-03-144417-056-1210ND
2017-03-214317-063-1418ND
2017-03-214317-064-1437ND
2017-03-234417-055-1000ND
2017-03-294317-069-1032ND
2017-04-264317-085-1040ND
2017-05-024417-008-1320ND
2017-05-024417-010-0910ND
2017-05-024417-019-1035ND
2017-05-024417-023-0800ND
2017-05-024417-024-0850ND
2017-05-094417-007-0820ND
2017-05-174417-020-1140ND
2017-05-254417-055-1000ND
2017-06-014417-058-1100ND
2017-06-014417-078-1030ND
2017-07-054417-019-0845ND
2017-07-054417-058-0940ND
2017-08-014417-018-0830ND
2017-08-224417-006-0910ND
2017-08-234317-060-1022ND
2017-08-234317-075-0911ND
2017-09-124417-072-1100ND
2017-10-164417-017-0910ND
2017-10-164417-058-1110ND
2017-11-144417-006-0810ND
2017-11-144417-015-0925ND
2017-11-144417-015-0935ND
2017-11-144417-019-0900ND
2017-12-044417-009-0820ND
2018-02-064417-006-0800ND
2018-02-064417-017-0720ND
2018-02-074417-011-0810ND
2018-02-074417-016-1000ND
2018-02-084417-005-0800ND
2018-02-084417-019-0840ND
2018-02-144317-085-1413ND
2018-02-154417-014-0835ND
2018-02-154417-067-0915ND
2018-02-204417-003-1220ND
2018-02-204417-009-0810ND
2018-02-204417-015-0845ND
2018-02-204417-056-1045ND
2018-02-204417-058-1115ND
2018-02-204417-072-1005ND
2018-02-274317-069-1110ND
2018-03-014417-077-1025ND
2018-03-054317-060-1433ND
2018-03-084417-066-0945ND
2018-03-084317-075-1136ND
2018-03-204417-008-0905ND
2018-03-204317-063-0820ND
2018-04-094417-006-0930ND
2018-04-184417-007-0910ND
2018-04-194417-014-0920ND
2018-04-194417-015-0940ND
2018-04-194417-015-0950ND
2018-04-194317-085-1225ND
2018-04-304417-023-0825ND
2018-04-304417-024-0810ND
2018-04-304417-055-1305ND
2018-04-304417-058-1330ND
2018-04-304417-078-0925ND
2018-05-244417-008-0805ND
2018-06-114417-020-1110ND
2018-06-194417-003-0830ND
2018-06-194417-018-0755ND
2018-07-194417-003-1035ND
2018-07-254417-008-0745ND
2018-08-014417-014-0830ND
2018-08-014417-015-0800ND
2018-08-024417-058-1110ND
2018-10-094417-058-1315ND
2018-10-114417-003-1000ND
2018-10-114417-006-1100ND
2018-10-114417-014-0940ND
2018-10-114417-015-0920ND
2018-11-064417-008-1000ND
2018-12-184417-008-0750ND
2018-12-184417-008-0800ND
2019-01-074417-006-0940ND
2019-01-094417-056-0935ND
2019-01-094417-067-1000ND
2019-01-094417-078-0910ND
2019-01-224417-003-1130ND
2019-01-224417-005-0915ND
2019-01-224417-009-0850ND
2019-01-224417-011-0830ND
2019-01-224417-014-0940ND
2019-01-224417-016-1010ND
2019-02-064417-024-0920ND
2019-02-134317-060-1135ND
2019-02-214417-007-1155ND
2019-02-214417-008-1220ND
2019-02-214417-015-1105ND
2019-02-214417-018-1130ND
2019-02-214417-020-1250ND
2019-02-214417-058-1015ND
2019-02-214417-072-1030ND
2019-02-214417-077-0940ND
2019-02-274317-085-0941ND
2019-03-064417-017-0835ND
2019-03-144317-063-0935ND
2019-03-144317-064-0943ND
2019-03-204317-075-1300ND
2019-03-254417-066-1110ND
2019-04-114417-058-1035ND
2019-04-154417-015-0900ND
2019-04-154417-023-1310ND
2019-04-164417-003-0830ND
2019-04-164417-008-0805ND
2019-06-274417-010-0745ND
2019-07-174417-003-0850ND
2019-07-174317-085-1413ND
2019-08-014417-058-1040ND
2019-08-084417-015-1000ND
2019-09-054417-055-1405ND
2019-09-184417-004-1030ND
2019-10-034417-058-1135ND
2019-10-074417-003-0955ND
2019-10-074417-004-0935ND
2019-10-074417-015-0855ND
2019-10-074417-017-1130ND
2019-11-124417-003-0755ND
2019-11-124417-003-0800ND
2019-11-124417-004-0815ND
2019-11-124417-004-0820ND