INTER-FLUVE, INC.

HYDRAULIC MODELING AND IRRIGATION DIVERSION RELOCATION SUPPORT, ROCKIN ELEVEN HABITAT IMPROVEMENT PROJECT, WALLOWA RIVER, GRANDE RONDE SUBBASIN, OREGON DEOBLIGATION AND CLOSEOUT.

BAR G-PAHSIMEROI PROJECT 15 AND 30-PERCENT DESIGN SUPPORT - THE PURPOSE OF THIS MODIFICATION IS TO CLOSEOUT THE AWARD.

NEW RIVER VALLEY RANCH PHASE 2 FINAL DESIGN AND CONSTRUCTION SUPPORT IN ACCORDANCE WITH THE ATTACHED STATEMENT OF WORK.

REVOLUTIONARY FAR OVERHAUL (RFO) CLAUSE UPDATE; REGIONAL ARCHITECT-ENGINEER (A-E) ENVIRONMENTAL SERVICES - NORTHEASTERN U.S. ATLANTIC AND GREAT LAKES (NAGL) REGION FOR THE NOAA NATIONAL MARINE FISHERIES SERVICE, OFFICE OF HABITAT CONSERVATION

THE PURPOSE OF THIS MODIFICATION IS TO CORRECT THE DELIVERY DATE ON CLINS 0010 AND 0020. MODIFICATION P00002 EXTENDED THE PERIOD OF PERFORMANCE, BUT THE DELIVERY DATE FOR THE CLINS WAS MISSED IN THE SYSTEM.

LEMHI REFERENCE REACH PROJECT 15 AND 30-PERCENT DESIGN SUPPORT- P00005 DEOBLIGATE UNUSED FUNDING AND CLOSEOUT THE TASK ORDER

DESIGN 30% LOWER CHIWAWA AREA G- MODIFICATION P00004 DEOBLIGATES UNUSED FUNDING AND CLOSES OUT THE TASK ORDER.

BUFFALO FLATS- LITTLE CREEK 80% DESIGN - MOD P00004 - DEOBLIGATE REMAINING FUNDING AND CLOSEOUT.

EAGLE ROCKS PROJECT CONSTRUCTION TECHNICAL ASSISTANCE MODIFICATION P00001 DEOBLIGATES UNUSED FUNDING AND CLOSES OUT THE TASK ORDER.

REGIONAL ARCHITECT-ENGINEER (A-E) ENVIRONMENTAL SERVICES - NORTHEASTERN U.S. ATLANTIC AND GREAT LAKES (NAGL) REGION FOR THE NOAA NATIONAL MARINE FISHERIES SERVICE, OFFICE OF HABITAT CONSERVATION

THE PURPOSE OF THIS MODIFICATION IS TO INCORPORATE STATEMENT OF WORK AMENDMENT 002 DATED FEBRUARY 2026. IN ADDITION TO EXTENDING THE PERIOD OF PERFORMANCE (POP) FROM 08/08/2025 TO 12/31/2027 TO 08/08/2025 - 03/15/2029. THIS EXTENSION IS NECESSARY DUE

WDFW PROJECT CONSTRUCTION OBSERVATION & LOMR IN ACCORDANCE WITH THE ATTACHED STATEMENT OF WORK.

TO ENSURE COMPLIANCE WITH UPDATED FEDERAL GUIDANCE AND TO ELIMINATE NON-STATUTORY SUSTAINABILITY REQUIREMENTS, AS WELL AS ENHANCE THE REPRESENTATIONAL AND CERTIFICATION CLAUSES WITHIN THE CONTRACT. SEE ATTACHMENT 1.

TO ENSURE COMPLIANCE WITH UPDATED FEDERAL GUIDANCE AND TO ELIMINATE NON-STATUTORY SUSTAINABILITY REQUIREMENTS, AS WELL AS ENHANCE THE REPRESENTATIONAL AND CERTIFICATION CLAUSES WITHIN THE CONTRACT. SEE ATTACHMENT 1.

TO ENSURE COMPLIANCE WITH UPDATED FEDERAL GUIDANCE AND TO ELIMINATE NON-STATUTORY SUSTAINABILITY REQUIREMENTS, AS WELL AS ENHANCE THE REPRESENTATIONAL AND CERTIFICATION CLAUSES WITHIN THE CONTRACT. SEE ATTACHMENT 1.

TO ENSURE COMPLIANCE WITH UPDATED FEDERAL GUIDANCE AND TO ELIMINATE NON-STATUTORY SUSTAINABILITY REQUIREMENTS, AS WELL AS ENHANCE THE REPRESENTATIONAL AND CERTIFICATION CLAUSES WITHIN THE CONTRACT. SEE ATTACHMENT 1.

THE PURPOSE OF THIS MODIFICATION IS TO INCORPORATE STATEMENT OF WORK AMENDMENT 003 DATED MARCH 2026. IN ADDITION TO EXTEND THE PERIOD OF PERFORMANCE (POP) FROM 07/10/2024 - 04/01/2026 TO 07/10/2024 - 12/31/2026

NEW LEMHI RIVER RANCH HABITAT PROJECT IN ACCORDANCE WITH THE ATTACHED STATEMENT OF WORK.

;0602 (FWI) ALL FIRES FREMONT-WINEMA STREAM SURVEYS;