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EWG's Tap Water Database — 2021 UPDATE

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1,3-Dichloropropene

White Fence Farms Mutual 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.

 

13

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND40ND
2015ND20ND
2016ND20ND
2017ND20ND
2018ND10ND
2019ND20ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 0.2 ppb

The EWG Health Guideline of 0.2 ppb for 1,3-dichloropropene was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against cancer.

ppb = parts per billion

All test results

Date Lab ID Result
2014-03-043761-009-1148ND
2014-03-113761-004-1137ND
2014-06-033761-009-1138ND
2014-06-103761-004-1138ND
2015-06-093761-009-1152ND
2015-10-133761-004-1147ND
2016-06-213761-009-1128ND
2016-06-283761-004-1205ND
2017-03-283761-004-1150ND
2017-06-133761-009-1224ND
2018-06-053761-009-1133ND
2019-06-043761-009-1043ND
2019-09-103761-004-1130ND