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The IDNR headquarters at 1 Natural Resources Way in Springfield has experienced a power outage and tree damage throughout the grounds as a result of severe storms in the area. The agency expects to reopen the building to the public on Monday, June 15, 2026, though this could be subject to change. Check back here for an update before planning to visit the office in person.

Governor JB Pritzker Illinois.gov Contact IDNR DNR A to Z

stillwater clubtail

stillwater clubtail (Arigomphus lentulus) [female]
Illinois Status: rare, native
Photo © Doug Mills

Features and Behaviors

Coming soon.

Illinois Range

Taxonomy

Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Odonata
Family: Gomphidae

Habitats

More coming soon.