Businesses classified by the Iowa Department of Natural Resources (DNR) as minor sources in counties throughout the western portion of the state may be required to submit the Minor Source Emissions Inventory (MSEI) by May 15, 2024.

IAEAP staff is available to provide FREE one-on-one training and assistance to businesses with less than 100 employees required to submit their minor source emissions inventory in SLEIS or to apply for a new or modify an existing air quality permit using Iowa EASY Air.  

A massive chemical fire broke out in the early hours of Monday, June 14th, 2021 at Chemtool, a chemical plant in Rockton, Illinois. Chemtool, a plant that specializes in the production of finish greases for automobile and industrial machinery, is now completely destroyed from the fire. 

The 2016 Minor Source Emission Inventory (MSEI) is required for portable plants and facilities in the central third of the state by May 15, 2017.

Source: University of Northern Iowa