Partnership for River Restoration and Science in the Upper Midwest

The Partnership for River Restoration and Science in the Upper Midwest (PRRSUM, pronounced "prism") is a professional stream restoration group in the Midwest region, providing opportunities for networking and collaboration through an annual symposium and other activities.

Learn more about:

History and Mission of PRRSUM
Upper Midwest Stream Restoration Symposium (UMSRS)
Sponsoring UMSRS and PRRSUM

News

  • Registration is open image

    Registration for UMSRS 2026 is Open

    October 7, 2025

    Registration is open for the 2026 UMSRS. Learn more about registration options and pricing. Be sure to take advantage of early bird prices by registering before 12/31/25.

  • Sponsor Now with PRRSUM logo

    Sponsor UMSRS 2026

    September 12, 2025

    The 2026 Upper Midwest Stream Restoration Symposium is looking for sponsors for our upcoming conference. We have a variety of sponsorship levels - sponsors can register to have a vendor booth, sponsor evening drinks, or sponsor a conference break. Most sponsorship levels feature your company logo on all correspondence. Register now to sponsor UMSRS so you can maximize the number of times your logo is sent to our membership.

  • Call for Abstracts with PRRSUM logo

    Call for Abstracts

    September 12, 2025

    The call for abstracts for the 2026 UMSRS conference in La Crosse, WI is out. Submit your oral abstract prior to October 24th. Poster abstracts will close in January 2026.