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Air Quality permits under review

  • 10/17/2019 2:03:00 PM
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DES MOINES – The DNR Air Quality Bureau has the following draft permits up for review. The permits help protect Iowans’ health and air quality. DNR’s permitting staff review each permit application to ensure facilities comply with state and federal air quality requirements. We encourage public comments on draft permits, providing help on how to make effective comments. Submit written comments to the assigned permit writer before 4:30 p.m. on the last day of the comment period. DNR considers public comments before finalizing the permits.

Construction Permits

DNR engineers review and issue construction permits to facilities before they build new or modify existing sources of air pollution. The public may review the following air quality construction permits available online at

Lee County
Iowa Fertilizer Company – 3550 180th St., Wever.

Project No. 18-450, Permit amendments to the Best Available Control Technology (BACT) limits for NOx and CO on the two auxiliary boilers. In addition, the monitoring language for the gauzes in the Nitric Acid Plant is proposed to be changed. The public comment period will run from Oct. 18 – Nov. 18 and requests for a public hearing must be submitted by Nov. 1.

Muscatine County Grain Processing Corporation – 1600 Oregon St., Muscatine. Project No. 18-153, Modification of Cat Litter Production Line #2: modify capacity, exhaust flow and temperature for cat litter cooler; permit cat litter bagger.

The public comment period ends Nov. 18.