The Compliance Unit, in cooperation with the DNR's regional field offices, is responsible for ensuring that industry, businesses, institutions and individuals are in compliance with state and federal air quality regulations. The Compliance Unit promotes compliance through cooperative and voluntary means, and initiates appropriate enforcement action when violations do occur.

• Air Quality Complaince Program Description
• Air Quality Compliance Roster
• NESHAP Contact Information - Sorted Alphabetically
• NESHAP Contact Information - Sorted by Title
• Report a violation
• Iowa Administrative Rules for air quality (see section 567, ch. 20 - 34)

• Landfills and NSPS Applicability Frequently Asked Questions (PDF File | DOC File)
• Requirements for Bulk Gasoline Plants
• Registration Forms for Stationary Engines Less Than 400 HP
• Engine Registration – Frequently Asked Questions (PDF File | DOC File)
• Engines - More Frequently Asked Questions (PDF File | DOC File)
• Notification Letter for Permit by Rule for Spray Booths
  (Facility-wide spray material usage < 3 gal/day)
  (DOC File | PDF File)
• Mailing to Iowa Fire Departments - July 2005
• Field Office Map
• Asbestos Requirements Checklist (PDF File)
• Open Burning Rules (PDF File)
• Notice of Relocation of Portable Equipment (DOC File | PDF File)
• Portable Equipment FAQ (DOC File | PDF File)
• Portable Plant Numbers Assigned As of 08/01/2007 (PDF File)
• Continuous Monitoring Summary Forms
• NOx/SO2 Monitoring Quarterly Report (DOC File | PDF File)
• Opacity Monitoring Quarterly Report (DOC File | PDF File)

• Instructions: (*.pdf file)
• Annual Compliance Certification - Forms: (*.pdf file | *.doc file)
• Semi-Annual Monitoring Report - Forms: (*.pdf file | *.doc file)
• Frequently Asked Questions: (*.pdf file)

Additional information regarding the semi-annual monitoring report and annual compliance certification, including examples, are available on the Operating Permits site here.