TANAQ ENVIRONMENTAL LLC

DE-OBLIGATE AND REVISE FAR CLAUSE 52.212-5.

DEOBLIGATION OF CLINS 0001 AND 0002

OPTIMIZED REMEDIATION CONTRACT AT MAXWELL AIR FORCE BASE, AL

ADD/DELETE TASKS FOR COMPLETION OF WORK PFAS IRP - RI LUKE AFB

FEASIBILITY STUDY FOR INSTALLATION REST

REM SERVICES

REM SERVICES

THE PURPOSE OF THIS MODIFICATION IS TO EXERCISE OPTION 0004 AND TO EXTEND THE PERIOD OF PERFORMANCE FOR CLIN 0002 AND CLIN 0007 TO 29 SEPTEMBER 2027 OF THIS CONTRACT.

THE PURPOSE OF THIS MODIFICATION IS TO EXTEND THE PERIOD OF PERFORMANCE TO 31 AUG 2026 FOR YEAR 3 SUBCLIN 0007CC.

CLOSING APPROPRIATION MODIFICATION TO PARTIALLY DE-OBLIGATE CLIN 0001, CLIN 0004, AND FULLY DE-OBLIGATE CLIN 0005.

REM SERVICES

COMMUNITY RELATIONS SUPPORT

OPTIMIZED REMEDIATION CONTRACT AT MAXWELL AIR FORCE BASE, AL

DESCOPE ITEMS FROM TASK 6/CLIN 0004 REMEDIAL ACTION ST057/PH75 (OPTION 2)

MODIFICATION TO EXERCISE OPTION CLINS.

REM SERVICES

REM SERVICES

PEA AND DECISION DOCUMENT- DESCOPE

MODIFICATION TO DEOBLIGATE MINIMUM GUARANTEE.

ERS- RI PFAS AT YUMA PROVING GROUND, AZ

MODIFICATION FOR TASK ORDER W9127821F0305 TO MAKE CHANGES TO THE PERFORMANCE WORK STATEMENT.

THE PURPOSE OF THIS TASK ORDER IS TO PROVIDE A COMMUNITY INVOLVEMENT PLAN (CIP) FOR GUNTER ANNEX, MONTGOMERY, ALABAMA.

ADD REVISED EPA SCREENING LEVELS, PFAS IRP - RI LUKE AFB

EXERCISING OPTION FOR CLIN 0009

OPTIMIZED REMEDIATION CONTRACT AT MAXWELL AIR FORCE BASE, ALABAMA

COMMUNITY RELATIONS SUPPORT MOFFETT FIELD, CA P00001 ADD PREPRICED WORK ELEMENT 3 AND 12 MONTHS

FEASIBILITY STUDY FOR IR SITE 04, MARE ISLAND, CA

THE PURPOSE OF THIS MODIFICATION IS TO EXERCISE YEAR 3 CLINS AND ADD ADDITIONAL FUNDS RELATED TO THE NEW REGULATORY (EPA) DIRECTED CHANGE TO USE DRAFT METHOD 1633 TO TEST IDW FOR PFAS CONTAMINATION..

DESCOPE FS/PP/DD ADD UFP/QAPP ADDENDUM, VAPOR INTRUSION SAMPLING, VAPOR INTRUSION INVESTIGATION TECHNICAL MEMORANDUM

PEA FOR FIELDING AND STATIONING FOR THE LONG-RANGE HYPERSONIC WEAPON SYSTEM AND THE ARMY MISSILE LAUNCHER MID-RANGE CAPABILITY WEAPON SYSTEMS AT MULTIPLE INSTALLATIONS

TASK ORDER FOR PHASE I REMEDIAL INVESTIGATION OF PFAS AT KEESLER AFB, MS AND MAXWELL AFB, AL AND FIVE-YEAR REVIEW AT COLUMBUS AFB, MS UNDER CONTRACT NUMBER W9127820D0028

REM SERVICES OPTION YEAR 3

DESCOPE AND DEOBLIGATE CLIN 0005, CMR.

MODIFICATION FOR TASK ORDER W9127821F0305 TO MAKE CHANGES TO THE ORIGINAL PERFORMANCE OBJECTIVE AND TO ADD ADDITIONAL REGULATORY REQUIREMENTS DUE TO A CHANGE IN CONDITION

LUC RD FOR PRODUCTION MANUFACTURING AREA

THIS PURPOSE OF THIS MODIFICATION IS TO EXERCISE THE PRE-NEGOTIATED SUBCLINS FOR YEAR 2 OF TASK ORDER W9127821F0305.

EXERCISE OPTIONS 3 AND 4 PFAS IRP - RI LUKE AFB