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Cahokia Mounds Mississippian Culture Study Act
This bill directs the Department of the Interior to conduct a special resource study of an area made up of (1) Cahokia Mounds State Historic Site in Collinsville, IL; (2) land surrounding the site that is located in Collinsville and Monroe, Madison, and St. Clair Counties, Illinois, as well as St. Louis County, Missouri; (3) satellite sites thematically connected to the Cahokia Mounds site; and (4) Mitchell Mound, Sugarloaf Mound, Emerald Mound, Pulcher Mounds, East St. Louis Mounds, and the St. Louis Mound Group. (The National Park Service uses special resource studies when determining whether to designate sites as National Historical Sites.)
The study must
Interior must report on the results of the study and make recommendations to specified congressional committees.
Received in the House.
Mar 24, 2026
Held at the desk.
Mar 24, 2026
Received in the House.
Mar 24, 2026
Held at the desk.
Mar 24, 2026
No CBO cost estimate has been published for this bill.