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EWG's Tap Water Database — 2021 UPDATE

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trans-1,3-Dichloropropene

California Water Service Company - East Los Angeles

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.

MORE ABOUT THIS CONTAMINANT

 

107

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND180ND
2015ND250ND
2016ND120ND
2017ND290ND
2018ND60ND
2019ND170ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-04-189590-048-1410ND
2014-05-199590-034-1225ND
2014-05-199590-063-1236ND
2014-05-199590-065-1245ND
2014-06-239590-025-0938ND
2014-06-239590-042-0943ND
2014-06-239590-045-0948ND
2014-07-019590-025-1045ND
2014-07-019590-045-1055ND
2014-07-159590-025-1515ND
2014-07-159590-045-1510ND
2014-08-129590-011-1335ND
2014-08-125810-025-1255ND
2014-08-125810-042-1309ND
2014-08-125810-045-1300ND
2014-08-129590-052-1340ND
2014-08-129590-053-1345ND
2014-08-125810-055-1355ND
2015-03-129590-025-1111ND
2015-03-129590-042-1113ND
2015-03-129590-045-1115ND
2015-05-049590-034-1235ND
2015-05-049590-063-1238ND
2015-05-049590-065-1241ND
2015-05-119590-004-0948ND
2015-05-119590-025-1145ND
2015-05-119590-042-1155ND
2015-05-119590-045-1150ND
2015-05-119590-047-0958ND
2015-05-119590-048-0953ND
2015-05-119590-055-1215ND
2015-05-269590-011-1155ND
2015-05-269590-052-1200ND
2015-05-269590-053-1205ND
2015-11-049590-034-1600ND
2015-11-049590-063-1605ND
2015-11-049590-065-1610ND
2015-11-139590-025-1420ND
2015-11-139590-042-1425ND
2015-11-139590-045-1430ND
2015-11-249590-044-1311ND
2015-11-309590-044-1214ND
2015-12-229590-044-1520ND
2016-04-219590-044-1415ND
2016-07-129590-004-1544ND
2016-07-129590-047-1546ND
2016-07-129590-048-1550ND
2016-08-159590-044-1119ND
2016-08-239590-044-1029ND
2016-10-279590-045-0920ND
2016-10-279590-063-1145ND
2016-12-135810-044-1318ND
2016-12-135810-045-1323ND
2016-12-205810-044-1435ND
2016-12-205810-045-1438ND
2017-01-245810-044-1352ND
2017-01-245810-045-1355ND
2017-02-079590-004-1413ND
2017-02-079590-011-1457ND
2017-02-079590-025-1554ND
2017-02-079590-044-1559ND
2017-02-079590-045-1604ND
2017-02-079590-047-1423ND
2017-02-079590-048-1418ND
2017-02-079590-052-1512ND
2017-02-079590-053-1507ND
2017-03-085810-025-1046ND
2017-03-085810-044-1051ND
2017-03-085810-045-1056ND
2017-03-285810-044-1341ND
2017-03-285810-045-1347ND
2017-03-285810-063-1153ND
2017-07-189590-044-1128ND
2017-07-189590-045-1132ND
2017-07-189590-063-1031ND
2017-07-249590-063-1325ND
2017-08-295810-044-1207ND
2017-08-295810-045-1212ND
2017-08-295810-063-1225ND
2017-11-219590-006-0852ND
2017-11-219590-023-1304ND
2017-11-219590-044-1127ND
2017-11-219590-045-1131ND
2017-11-219590-063-1038ND
2018-01-309590-025-1527ND
2018-01-309590-045-1534ND
2018-04-109590-045-1412ND
2018-04-169590-045-1155ND
2018-04-169590-063-1040ND
2018-10-169590-045-1147ND
2019-01-229590-045-1201ND
2019-03-199590-025-0858ND
2019-03-199590-042-0905ND
2019-03-199590-043-0911ND
2019-03-199590-044-0919ND
2019-03-199590-045-0925ND
2019-04-099590-025-1518ND
2019-04-099590-043-1521ND
2019-04-099590-045-1525ND
2019-11-159590-004-1445ND
2019-11-159590-047-1448ND
2019-11-159590-048-1452ND
2019-12-199590-025-1138ND
2019-12-199590-042-1146ND
2019-12-199590-045-1143ND
2019-12-239590-063-1140ND
2019-12-309590-063-1227ND