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EWG's Tap Water Database — 2019 UPDATE

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1,3-Dichloropropene

Status: No national drinking water standard exists

 

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.

2015-2017:

FOUND
FOUND ABOVE HEALTH GUIDELINES

2

states detected

2

utilities detected

43,667

people served

0

states over health guideline

0

utilities over health guideline

0

people served over health guideline

Health concerns for 1,3-dichloropropene

Cancer

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

States reporting 1,3-dichloropropene in drinking water

UTILITIES WITH CONTAMINATION
State UtilitiesPeople Served
Connecticut137,267
Ohio16,400
MORE
LESS

Utilities with the highest amounts of 1,3-dichloropropene, 2015-2017

ALL UTILITIES
LARGE UTILITIES
UtilityLocationTestsAverage levelPeople served
Wallingford Water DepartmentWallingford, CT1 of 170.0294 ppb37,267
Milford City Public Water SystemMilford, OH1 of 190.0263 ppb6,400
UtilityLocationTestsAverage levelPeople served
Wallingford Water DepartmentWallingford, CT1 of 170.0294 ppb37,267