LOCATION AND DESCRIPTION:
Project is located southwest of the Phoenix metropolitan area in Maricopa County, AZ, and includes an 8-mile reach of the Salt and Gila Rivers, beginning at 83rd Ave. and continuing downstream to the confluence with the Agua Fria River. The project will provide flood control protection and the use of treated effluent from a regional wastewater treatment facility to restore hydrological connectivity and sustain fish & wildlife habitat. The design includes a constructed engineered levee, restoration of 1,200 acres of riparian & wetland habitat, recreation development including hiking trails, nature walks, comfort stations, ramadas, cultural resources mitigation for identification, protection and recovery of significant Native American artifacts.
AUTHORIZATION: WRDA 2000, SEC 101(b)(4)
ACTIVITIES FOR FY 2023: Carryover funds will be used to revise the Authorized Project, Total Project Cost Estimate (TPCE) and Project Management Plan (PMP). Additionally, a Habitat Management Plan (HMP) and the Operation, Maintenance, Repair, Rehabilitation and Replacement (OMRR&R) manual will be drafted for the completed Tres Rios Construction Phases 1, 2, 3A and 3B.
FY 2024 PLANNED ACCOMPLISHMENTS: With planned carryover funds, complete the HMP and the OMRR&R manual for the completed Tres Rios Construction Phases 1, Phase 2, 3A and 3B.
ISSUES AND OTHER INFORMATION: The Authorized Project TPCE of $165M shown above is the current Section 902 maximum project cost. A potential total project cost increase of approximately $70M will be presented in the TPCE.
SUMMARIZED FINANCIAL DATA:
As of: 15 Sep 23 Construction
Estimated Federal Cost $106,971,000
Estimated Non-Federal Cost $58,338,000
Total Estimated Project Cost $165,309,000
Allocation thru FY22 $105,539,000
President’s Budget for FY23 $0
Conference for FY23 $0
Approved IIJA FY23 $0
Workplan for FY23 $0
President’s Budget for FY24 $0
Workplan for FY24 TBD
Balance to Complete After FY24 $1,432,000
CONGRESSIONAL INTEREST: Senator Kelly and Sinema; Representatives Gallego (AZ-03), Stanton (AZ-04), Grijalva (AZ-07)
U.S. ARMY CORPS OF ENGINEERS – LOS ANGELES DISTRICT
915 WILSHIRE BLVD., SUITE 1109, LOS ANGELES, CA 90017
http://www.spl.usace.army.mil