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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

Tree Health Tool Kit Lending Sites

Cook County

Chicago Botanic Garden, Glencoe 847-835-8313 rammann@chicagobotanic.org
Irons Oaks Environmental Center, Olympia Fields 708-481-2330 x 202 cvargo@hfparks.com
Peggy Notebaert Nature Museum, Chicago 773-755-5112 tlc@naturemuseum.org

Du Page County

Forest Preserve District of Du Page County, Oak Brook 630-850-8118 gperricone@dupageforest.org
The Morton Arboretum, Lisle 630-725-2118 mkuhl-horbin@mortonarb.org

Lake County

Volo Bog State Natural Area, Ingleside 815-344-1294  stacy.iwanicki@illinois.gov