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Air Quality permits under review

  • 12/27/2019 3:07:00 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

Black Hawk County John Deere Foundry – 2000 Westfield Ave, Waterloo. Project No. 18-179, Modifying capacity and BACT limits. The public comment period ends January 27, 2020. 

Deere & Company – John Deere Product Engineering Center, 6725 Cedar Heights Drive, Cedar Falls

Project Number 19-408, Amended permits to allow the company to test larger engines.  In addition, the company is accepting limits to become a minor stationary source for the Prevention of Significant Deterioration (PSD) program. Public comment goes from December 27, 2019 – January 27, 2020 and requests for a public hearing must be submitted by January 10, 2020.