Revised Air Dispersion Modeling Document

An omission to the Source Information section of the “Air Dispersion Modeling Guidelines for PSD Projects” regarding fugitive sources has been discovered. This omission has been corrected and the document re-posted to the website under the Professional Site/Modeling link at:

www.iowacleanair.com/prof/progdev/modeling.html.

Any questions regarding the revised “Air Dispersion Modeling Guidelines for PSD Projects” document should be directed to Lori Hanson, Department of Natural Resources, Air Quality Bureau, telephone (515) 281–8911; fax (515) 242–5094. Questions may also be submitted by e-mail to lori.hanson@dnr.iowa.gov.