
Everything you need to get started. Forms, instructions and useful links.
Iowa Department of Natural Resources (DNR)
- Iowa DNR Air Quality Homepage
- Iowa DNR Emission Inventory General Website
- Iowa DNR MSEI Webpage
- Iowa DNR MSEI Tools and Examples
- Iowa DNR MSEI FAQ´s
- Iowa DNR Tips for Hiring an Environmental Consultant
Forms and Instructions
- Iowa DNR Instruction Booklet
- MSEI Forms
- MSEI Exemptions
- Minor Source Emission Inventory Tips
- Guide to Creating an Inventory Using a Previous Inventory
State & Local Emissions Inventory System (SLEIS)
Frequently Used Links
Construction Permits
Emission Estimation
- AP-42 Emission Factors
- WebFIRE Emission Factors
- Iowa DNR Document DNA
User ID: airquality | Password: iowadnr1
Other
- Standard Industrial Classification (SIC) Codes
- North American Industrial Classification (NAICS) Codes
- Source Classification Code (SCC) List (Excel)
- Hazardous Air Pollutants
- Conversions and Abbreviations