FOUR PEAKS ENVIRONMENTAL SCIENCE & DATA SOLUTIONS LLC

THE PURPOSE OF THIS MODIFICATION IS 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.

COLEMAN NATIONAL FISH HATCHERY INFRASTRUCTURE REVIEW AND ALTERNATIVE ANALYSIS - DE-OBLIGATION AND CLOSEOUT

LSNFH INFRASTRUCTURE REVIEW & ALTERNATIVES ANALYSIS. ACQUIRE PROFESSIONAL SERVICES FOR EVALUATION OF AN ADDITIONAL SITE LOCATION FOR A NEW LIVINGSTON STONE NATIONAL FISH HATCHERY (LSNFH) AND THE INFRASTRUCTURE NECESSARY TO SUPPORT THE NEW LOCATIO

THE PURPOSE OF THIS MODIFICATION IS TO UPDATE OY1 PRICING PER KTR'S REQUEST FOR EQUITABLE ADJUSTMENT FOR WAGE DETERMINATION COST INCREASE AND TO DE-OBLIGATE UNUSED FUNDS FROM BASE YEAR CLINS 1004AB AND 1007AC.

MOD P00010 DE-OB & CLOSEOUT - TECHNICAL AND ECOLOGICAL/ ENVIRONMENTAL COMPLIANCE SUPPORT FOR KLAMATH PROJECT OPERATIONS ENDANGERED SPECIES ACT (ROC 2023 EFFORT)

NWW FISH COUNTING OY1

MOD P0009 EXERCISE OPTION YEAR 4 - TECHNICAL AND ECOLOGICAL/ ENVIRONMENTAL COMPLIANCE SUPPORT FOR KLAMATH PROJECT OPERATIONS ENDANGERED SPECIES ACT (ROC 2023 EFFORT)

HQ FISH COUNTING REQUEST FOR EQUITABLE ADJUSTMENT - ADJUSTMENTS FOR OPTION YEARS 1-3.

MOD P0006 EXERCISE OPTION YEAR 3 - TECHNICAL AND ECOLOGICAL/ ENVIRONMENTAL COMPLIANCE SUPPORT FOR KLAMATH PROJECT OPERATIONS ENDANGERED SPECIES ACT (ROC 2023 EFFORT)

MOD P0005 - ADD WORK TO TASKS 1 - 3 & INCREASE OY 3 AMOUNT - TECHNICAL AND ECOLOGICAL/ ENVIRONMENTAL COMPLIANCE SUPPORT FOR KLAMATH PROJECT OPERATIONS ENDANGERED SPECIES ACT (ROC 2023 EFFORT)

COLEMAN NATIONAL FISH HATCHERY INFRASTRUCTURE REVIEW AND ALTERNATIVE ANALYSIS - IN SCOPE ADD WORK

NWW NWP FISH COUNTING SERVICE

STARTUP COSTS

MOD P0004 - ADD WORK & FUNDS TO TASKS 2 & 3 - TECHNICAL AND ECOLOGICAL/ ENVIRONMENTAL COMPLIANCE SUPPORT FOR KLAMATH PROJECT OPERATIONS ENDANGERED SPECIES ACT (ROC 2023 EFFORT)

COLEMAN NATIONAL FISH HATCHERY INFRASTRUCTURE REVIEW AND ALTERNATIVE ANALYSIS

ADDITIONAL FUNDING FOR WAGE DETERMINATION INCREASE

HERBICIDE TREATMENT RESEARCH

MOD P0003 - EXERCISE OPTION YEAR 2 & CHANGE CO - TECHNICAL AND ECOLOGICAL/ ENVIRONMENTAL COMPLIANCE SUPPORT FOR KLAMATH PROJECT OPERATIONS ENDANGERED SPECIES ACT (ROC 2023 EFFORT)

HQ FISH COUNTING 19C0002 P00012 EXERCISE OPTION #4 THE PURPOSE OF THIS MODIFICATION IS TO EXERCISE OPTION YEAR FOUR (4), FOR THE PERIOD OF 1 MARCH 2023 THROUGH 28 FEBRUARY 2024 IN ACCORDANCE WITH FAR CLAUSE 52.217-9 OPTION TO EXTEND THE TERM OF THE CONTRACT. THE TOTAL COST OF THIS CONTRACT WAS INCREASED BY $2,205,365.68 F ROM $8,730,468.88 TO $10,935,834.56

HLD REDD SURVEY

HQ - FISH COUNTING SERVICES DEOBLIGATION SUB CLINS 300701 AND 300702

THE NCAO HAS A REQUIREMENT FOR PROFESSIONAL SERVICES TO ANALYZE AND PRODUCE ALTERNATIVE RECOMMENDATIONS AND PRIORITIES FOR REPAIRING AND IMPROVING THE HATCHERY'S SYSTEMS AND INCREASING AQUACULTURE EFFICIENCY OF THE LIVINGSTON STONE NATIONAL FISH

MOD P0002 - EXERCISE & FUND OPTION YEAR 1, TECHNICAL AND ECOLOGICAL/ ENVIRONMENTAL COMPLIANCE SUPPORT FOR KLAMATH PROJECT OPERATIONS ENDANGERED SPECIES ACT (ROC 2023 EFFORT)