Facilities located in the central third of Iowa and all portable plants must submit their 2025 Minor Source Emissions Inventory (MSEI) by May 15, 2026.
The air monitoring network plan will assist the Iowa DNR in its efforts to monitor the quality of Iowa’s air and to keep the public aware of air quality problem
Get the latest on current events and upcoming changes in DNR’s air quality program at the Air Quality Client Contact Meeting at 1 p.m. on Thursday, May 22.
Minor source facilities located in the eastern third of Iowa must submit their Minor Source Emission Inventory for calendar year 2024 emissions by May 15, 2025.
As the weather gradually warms up and spring cleaning begins, the Iowa Department of Natural Resources is reminding residents of the open burning regulations.
