1,3-Dichloropropene

Honolulu-Windward-Pearl Harbor

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

Samples

Samples exceeding legal limit (MCL)

Samples exceeding
health guidelines

Testing results - average by year

Year	Average result	Samples taken	Range of results
2013	N/A	0	N/A
2014	N/A	0	N/A
2015	N/A	0	N/A
2016	ND	4	ND
2017	ND	52	ND
2018	N/A	0	N/A
2019	N/A	0	N/A

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
2016-02-09		ND
2016-05-02		ND
2016-05-04		ND
2016-10-28		ND
2017-02-14		ND
2017-04-03		ND
2017-04-03		ND
2017-04-05		ND
2017-04-05		ND
2017-04-11		ND
2017-04-11		ND
2017-04-11		ND
2017-04-11		ND
2017-04-17		ND
2017-04-17		ND
2017-04-18		ND
2017-04-18		ND
2017-04-19		ND
2017-04-19		ND
2017-04-19		ND
2017-04-19		ND
2017-04-19		ND
2017-04-19		ND
2017-04-20		ND
2017-05-01		ND
2017-05-01		ND
2017-05-02		ND
2017-05-03		ND
2017-05-03		ND
2017-05-03		ND
2017-05-03		ND
2017-05-03		ND
2017-05-04		ND
2017-05-09		ND
2017-05-09		ND
2017-05-09		ND
2017-05-10		ND
2017-05-10		ND
2017-05-11		ND
2017-05-16		ND
2017-05-16		ND
2017-05-17		ND
2017-05-22		ND
2017-05-22		ND
2017-05-22		ND
2017-05-22		ND
2017-05-22		ND
2017-05-23		ND
2017-05-23		ND
2017-05-24		ND
2017-05-30		ND
2017-06-05		ND
2017-06-05		ND
2017-06-06		ND
2017-06-07		ND
2017-06-13		ND