DNR events have been cancelled due to the Covid-19 outbreak. Safety of our users, attendees, partners and staff is most important. When possible, events will be rescheduled and that information will be distributed accordingly. Please check this site frequently for the latest closures, postponements and updates.
Archived Reports
Ambient Air Monitoring Data Reviews: Comparison of Iowa's air monitoring data to EPA health levels Design Value Reports: Calculations that help to establish the areas in Iowa that meet EPA air quality standards Network Design: Rationale for placement of air monitors