All active Cosumnes River Preserve requests for proposals can be found below.

 

West Basin Levees Restoration Feasibility Study

The Nature Conservancy (TNC) requests proposals from qualified consultants and organizations for a feasibility analysis of two alternative configurations comprising partial and complete levee repairs and reinforced weirs along the levees of the Cosumnes River Preserve’s West Basin. Proposals must be submitted by 5 pm
PDT, Tuesday, March 18, 2025, by email to Marisol Luna – marisol.luna@tnc.org

General Request Information – TNC Request for Proposals