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EWG's Tap Water Database — 2021 UPDATE

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trans-1,3-Dichloropropene

California Domestic Water Company

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.

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109

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND60ND
2015ND70ND
2016ND230ND
2017ND260ND
2018ND240ND
2019ND230ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-03-219588-014-0910ND
2014-04-099588-004-1120ND
2014-04-099588-005-1115ND
2014-04-099588-006-1140ND
2014-04-099588-007-1130ND
2014-04-099588-008-1150ND
2015-01-079588-014-0905ND
2015-04-149588-004-0855ND
2015-04-149588-006-0945ND
2015-04-149588-007-0955ND
2015-04-149588-008-0935ND
2015-04-159588-005-0915ND
2015-11-199588-020-1055ND
2016-04-043761-004-0915ND
2016-04-043761-005-1030ND
2016-04-043761-006-1015ND
2016-04-043761-007-0958ND
2016-04-043761-008-0852ND
2016-04-043761-009-0745ND
2016-04-043761-014-1140ND
2016-04-119588-004-0935ND
2016-04-119588-005-0850ND
2016-04-119588-006-0910ND
2016-04-119588-007-0915ND
2016-04-119588-008-0950ND
2016-04-119588-014-0845ND
2016-07-069588-020-0910ND
2016-10-033761-004-0829ND
2016-10-033761-005-0948ND
2016-10-033761-006-0903ND
2016-10-033761-007-0924ND
2016-10-033761-008-0813ND
2016-10-033761-009-0729ND
2016-10-033761-014-1107ND
2016-10-033761-020-1004ND
2016-10-149588-020-0925ND
2017-01-109588-020-0910ND
2017-04-033761-009-0748ND
2017-04-059588-004-0920ND
2017-04-059588-005-0905ND
2017-04-059588-006-0930ND
2017-04-059588-007-0940ND
2017-04-059588-008-0955ND
2017-04-059588-014-0900ND
2017-04-059588-020-0910ND
2017-04-193761-004-0910ND
2017-04-193761-005-0837ND
2017-04-193761-006-0819ND
2017-04-193761-007-0809ND
2017-04-193761-008-0957ND
2017-04-193761-009-0935ND
2017-04-193761-014-0857ND
2017-04-193761-020-0850ND
2017-09-263761-009-0930ND
2017-10-023761-004-0837ND
2017-10-023761-005-0919ND
2017-10-023761-006-1003ND
2017-10-023761-007-0940ND
2017-10-023761-008-0815ND
2017-10-023761-009-0729ND
2017-10-023761-014-1115ND
2017-10-023761-020-1020ND
2018-04-023761-004-0900ND
2018-04-023761-007-1018ND
2018-04-023761-008-0931ND
2018-04-023761-009-0757ND
2018-04-109588-004-0850ND
2018-04-109588-005-0900ND
2018-04-109588-006-0915ND
2018-04-109588-007-0920ND
2018-04-109588-008-0930ND
2018-04-109588-014-0945ND
2018-04-109588-020-0905ND
2018-04-233761-005-1022ND
2018-04-233761-006-1002ND
2018-04-233761-007-0953ND
2018-04-233761-014-1042ND
2018-04-233761-020-1013ND
2018-10-013761-005-1029ND
2018-10-013761-006-0958ND
2018-10-013761-007-0940ND
2018-10-013761-008-0822ND
2018-10-013761-009-0740ND
2018-10-013761-014-1127ND
2018-10-013761-020-1015ND
2018-10-043761-004-0815ND
2019-04-013761-005-1131ND
2019-04-013761-006-0956ND
2019-04-013761-007-0941ND
2019-04-013761-008-0840ND
2019-04-013761-009-0814ND
2019-04-013761-014-1125ND
2019-04-013761-020-1115ND
2019-04-039588-005-0850ND
2019-04-039588-006-0915ND
2019-04-039588-007-0910ND
2019-04-039588-008-0925ND
2019-04-039588-014-0905ND
2019-04-039588-020-0900ND
2019-04-083761-004-0920ND
2019-06-069588-004-1100ND
2019-10-073761-004-0919ND
2019-10-073761-006-1118ND
2019-10-073761-007-1130ND
2019-10-073761-008-0843ND
2019-10-073761-009-0800ND
2019-10-073761-014-0958ND
2019-10-253761-005-0717ND
2019-10-253761-020-0726ND