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CHIEF Listserv

The Methods and Model Development Branch (MMDB) maintains the CHIEF Listserv. Once you subscribe to CHIEF you will receive updates on AP-42/WebFIRE, electronic reporting, and other emission factor information via e-mail.

To join or unsubscribe from the CHIEF Listserv, send an e-mail to chief_info@epa.gov.

CHIEF Listserv

Clearinghouse for Inventories and Emissions Factors