Heptachlor Epoxide

CAS Number

1024-57-3

Synonym

Epoxyheptachlor; HCE;2,3,4,5,6,7,7-heptachloro-1a,1b,5,5a,6,6a-hexahydro-2,5-Methano-2H-indeno[1,2-b]oxirene; Epoxyheptachlor; HCE; 1,4,5,6,7,8,8-heptachloro-2,3-epoxy-3a,4,7,7a-tetrahydro-4,7-methanoindan; Epoxyheptachlor; 1,4,5,6,7,8,8-heptachloro-2,3-epoxy-3a,4,7,7a-tetrahydro-4,7-methanoindan; velsicol 53-cs-17

Occurrence/Use

Insecticide; degradation product of heptachlor. Commercial sale in the US banned in 1988; use restricted to control of fire ants in power transformers.

More information about Heptachlor Epoxide

California Public Health Goals Data

Update Date:	02/16/1999
Public Health Goal (mg/L):	0.000006
Health Risk Category:	Carcinogenicity
Cancer Risk at Public Health Goal:	0.000001
CA Maximum Contaminant Level (mg/L):	0.00001
Cancer Risk at Maximum Contaminant Level (MCL):	0.000002
Public Health Goal Technical Support Document:	hepandox.pdf
Related Downloads:	Response to Comments on PHG for Heptachlor and Heptachlor Epoxide
California PHG Comments:	OEHHA 2013. Health Risk Information for Public Health Goal Exceedance Reports