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EWG's Tap Water Database — 2021 UPDATE

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trans-1,3-Dichloropropene

Cal-am Water Company - Duarte

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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46

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
2014ND80ND
2015ND70ND
2016ND70ND
2017ND70ND
2018ND60ND
2019ND110ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-03-109588-004-1140ND
2014-09-039588-010-1225ND
2014-09-039588-008-1120ND
2014-09-039588-007-1240ND
2014-09-039588-002-1055ND
2014-09-039588-003-1215ND
2014-12-039588-019-1020ND
2014-12-039588-009-1100ND
2015-09-089588-002-1200ND
2015-09-089588-010-1110ND
2015-09-089588-008-1120ND
2015-09-089588-007-1215ND
2015-09-089588-003-1140ND
2015-12-079588-019-1040ND
2015-12-079588-009-1130ND
2016-09-079588-010-1315ND
2016-09-079588-002-1330ND
2016-09-079588-003-1305ND
2016-09-079588-007-1245ND
2016-09-079588-008-1345ND
2016-12-059588-009-1135ND
2016-12-059588-019-1105ND
2017-09-209588-002-1150ND
2017-09-209588-008-1125ND
2017-09-209588-007-1100ND
2017-09-209588-010-1210ND
2017-09-289588-003-0905ND
2017-12-059588-019-1000ND
2017-12-059588-009-1030ND
2018-09-209588-007-1215ND
2018-09-209588-010-1325ND
2018-09-209588-008-1240ND
2018-09-209588-002-1300ND
2018-12-189588-019-1055ND
2018-12-189588-009-1150ND
2019-02-069590-022-1230ND
2019-03-199588-003-1135ND
2019-05-139588-022-1310ND
2019-08-079588-008-1220ND
2019-08-079588-010-1305ND
2019-08-079588-002-1250ND
2019-08-079588-009-1210ND
2019-08-079588-007-1145ND
2019-08-079588-022-1325ND
2019-08-079588-019-1115ND
2019-11-199588-022-1040ND