DNR @ the 2026 Iowa State Fair, Aug 13-23, 2026

Are you ready for an unforgettable adventure at the Iowa State Fair? Don't forget to stop by our DNR building located near the west entrance of the fairground, 9am-8pm.

2026 Courtyard Schedule

Contaminated Sites

Montgomery County fertilizer spill killed more than 749,000 fish

The fertilizer spill near Red Oak in Montgomery County earlier this month killed nearly all the fish in an almost 50-mile stretch of the East Nishnabotna River.

March 28, 2024