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EWG's Tap Water Database — 2019 UPDATE

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trans-1,3-Dichloropropene

California Water Service Company - Dominguez

1,3-Dichloropropene is a volatile cancer-causing chemical primarily used as a nematocide to fumigate agricultural soils. It exists in two different forms: cis-1,3-dichloropropene and trans-1,3-dichloropropene.

 

36

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND90ND
2013ND110ND
2014ND40ND
2015ND20ND
2016ND70ND
2017ND30ND

ppb = parts per billion

All test results

Date Lab ID Result
2012-03-219590-019-1450ND
2012-03-219590-024-1340ND
2012-03-219590-022-1548ND
2012-06-139590-019-0940ND
2012-08-089590-018-1415ND
2012-08-089590-004-1338ND
2012-09-059590-019-1043ND
2012-12-059590-019-1345ND
2012-12-195810-024-1313ND
2013-03-069590-019-0905ND
2013-03-069590-024-1002ND
2013-06-059590-019-1305ND
2013-08-079590-018-1207ND
2013-09-119590-022-1432ND
2013-09-189590-019-1127ND
2013-09-189590-016-1353ND
2013-09-199590-004-1436ND
2013-11-209590-018-1400ND
2013-12-049590-019-0940ND
2013-12-189590-024-1325ND
2014-05-229590-018-1002ND
2014-08-135810-805-1142ND
2014-10-159590-805-1054ND
2014-12-179590-004-1450ND
2015-12-239590-022-1040ND
2015-12-299590-016-1150ND
2016-03-169590-004-1040ND
2016-03-239590-018-1340ND
2016-07-239590-057-1000ND
2016-07-279590-057-1105ND
2016-12-145810-805-1104ND
2016-12-219590-016-1255ND
2016-12-289590-019-0930ND
2017-03-089590-019-1430ND
2017-07-129590-805-1001ND
2017-10-169590-805-1030ND