# 119-s-1516: Cahokia Mounds Mississippian Culture Study Act

119-s-1516, Cahokia Mounds Mississippian Culture Study Act, is a 119th Congress bill sponsored by Sen. Durbin, Richard J. [D-IL] (D-IL); status in_committee (as of 2026-09-27).

- Canonical: https://policyrisk.com/legislation/119-s-1516
- As of: 2026-09-27
- Plain-text twin of the page above; the HTML and this file carry the same facts.

## Facts
- Bill: 119-s-1516
- Congress: 119
- Title: Cahokia Mounds Mississippian Culture Study Act
- Status: in_committee
- Introduced: 2025-04-29
- Sponsor: Sen. Durbin, Richard J. [D-IL] (D-IL)
- Cosponsors: 1
- Policy area: Public Lands and Natural Resources
- Touches household money: no
- Last recorded action: 2026-09-27

## Summary

**This bill would authorize the Secretary of the Interior to conduct a special resource study to decide whether the Cahokia Mounds and two nearby Illinois mound sites should join the National Park System.** The study would evaluate national significance, consider preservation and interpretation alternatives, consult Indian Tribes and other stakeholders, identify federal acquisition and operating cost estimates, and deliver a report within three years after funds are first made available. - Indian Tribes and local stakeholders would be consulted and could shape how the sites are preserved and interpreted. - Federal, State, and local governments would get a formal assessment and cost estimates to weigh options, including possible National Park designation. - Preservation groups and nearby communities would receive concrete alternatives for protection and interpretation that could proceed through public or private efforts.

## Cosponsors (1)

- Sen. Duckworth, Tammy [D-IL] (D-IL), 2025-04-29T00:00:00.000Z

## Provisions PRIA read

- Study to Protect Cahokia Mounds: benefit, low. If enacted, the Secretary of the Interior would do a special resource study of three Illinois sites. Those sites are Cahokia Mounds State Historic Site, Emerald Mounds, and Pulcher Mounds. The study would evaluate national significance and whether the area should become a National Park System unit.…

## Related bills

- 119-s-5066: Health Equity and Accountability Act of 2026
- 119-s-5071: Children's Safe Welcome Act of 2026
- 119-s-3597: National Quantum Initiative Reauthorization Act of 2026
- 119-s-4504: Full-Service Community School Expansion Act of 2026
- 119-s-3990: PrEP Access and Coverage Act of 2026
- 119-s-2823: FAMILY Act

## Sources
- [119-s-1516 on Congress.gov](https://www.congress.gov/bill/119th-congress/senate-bill/1516)

## Related
- [119-s-5066: Health Equity and Accountability Act of 2026](https://policyrisk.com/legislation/119-s-5066)
- [119-s-5071: Children's Safe Welcome Act of 2026](https://policyrisk.com/legislation/119-s-5071)
- [119-s-3597: National Quantum Initiative Reauthorization Act of 2026](https://policyrisk.com/legislation/119-s-3597)
- [119-s-4504: Full-Service Community School Expansion Act of 2026](https://policyrisk.com/legislation/119-s-4504)
- [119-s-3990: PrEP Access and Coverage Act of 2026](https://policyrisk.com/legislation/119-s-3990)
- [119-s-2823: FAMILY Act](https://policyrisk.com/legislation/119-s-2823)
- [All bills in Congress](https://policyrisk.com/legislation)

Source: PRIA, https://policyrisk.com/legislation/119-s-1516 (as of 2026-09-27).