CAA Permitting in Montana

Clean Air Act permitting in Montana is the responsibility of the Air Program within the Air, Energy and Mining Division of Montana Department of Environmental Quality.

Responsible Area

Statewide, except in Indian Country, where EPA Region 8 is the permitting authority

Agency Office

Air Program 
Air, Energy and Mining Division, Montana Department of Environmental Quality
1520 E. 6th Avenue, P.O. Box 200901
Helena, Montana 59620-0901
(406) 444-2544
Fax: (406) 444-4386
TTY line for the hearing impaired: (406) 444-9526

Air Permitting Information and Contacts

Air Quality Permits Home 

Public Notices - Air Quality Permits 

Montana Air Permitting, Permitting Section Supervisor (Acting)
Craig Henrikson ([email protected])
(406) 444-6711

EPA Permit Program Oversight Contact
DJ Law ([email protected])
(303) 312-7015

Federal Construction Permit Authority 

Federal Title V Operating Permit Authority 

Title V Program Evaluation

Title V Program Approval History

Delegations of Authority for NSPS/NESHAP/MACT