Federal contractors / FOUR RIVERS NUCLEAR PARTNERSHIP LLC

IDV vehicle

DEEM0004895

THE SCOPE OF THIS CONTRACT FOCUSES ON THE CONTINUED DEACTIVATION OF THE PADUCAH GASEOUS DIFFUSION PLANT FACILITIES, PREPARING THE FACILITIES FOR FUTURE DEMOLITION, AND PERFORMING ENVIRONMENTAL REMEDIATION ACTIVITIES REQUIRED BY THE FEDERAL FACILITY AGREEMENT AND SITE MANAGEMENT PLAN. IGF::OT::IGF

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Award details

Obligations, current value and potential value describe different measures; they are never added together.

FieldReported value
AgencyDepartment of Energy
OfficeEM-PORTSMOUTH/PADUCAH PROJECT OFC
NAICS562910 — Remediation Services
PSCF999 — Other Environmental Services, Studies, and Analytical Support
Parent award / vehicleNot reported
Set-asideNO SET ASIDE USED.
Pricing typeCOST PLUS AWARD FEE
Obligations$1.7B
Current contract valueNot reported
Potential contract value / ceiling$2.0B
Start dateMay 25, 2017
Current end dateNot available
Potential end dateNot available
Latest award activityAug 24, 2026
Source loadedSep 19, 2026

Funding and modification history

Showing the latest 200 of 209 loaded transactions. Negative values are deobligations.

DateModificationObligation changeDescription
Aug 24, 2026208$38.5MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. MODIFICATION IS TO DEFINITIZE CHANGE ORDER 0199 FOR ADMINISTRATION BUILDING AND ADD FUNDING
Aug 20, 2026207$30.9MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. MODIFICATION IS TO ADD INCREMENTAL FUNDING AND UPDATE CONTRACT SECTIONS
Aug 18, 2026206$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. MODIFICATION IS TO UPDATE CONTRACT SECTION
Jun 30, 2026205$21.9MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. ADD INCREMENTAL FUNDING
May 21, 2026204$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. EXECUTIVE ORDER 14398
May 13, 2026203$23.5MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS TO ADD INCREMENTAL FUNDING TO THE CONTRACT.
Apr 30, 2026202$14.6MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS TO ADD INCREMENTAL FUNDING TO THE CONTRACT.
Mar 31, 2026201$6.8MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS TO ADD INCREMENTAL FUNDING TO THE CONTRACT.
Mar 13, 2026200$10.5MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS TO ADD INCREMENTAL FUNDING TO THE CONTRACT.
Feb 24, 2026199$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS TO ISSUE CHANGE ORDER FOR THE ADMINISTRATION BUILDING DESIGN.
Jan 26, 2026198$24.6MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS TO ADD INCREMENTAL FUNDING AND UPDATE CONTRACT SECTIONS
Dec 31, 2025197$5.1MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS TO ADD INCREMENTAL FUNDING.
Nov 26, 2025196$30.0MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS TO ADD INCREMENTAL FUNDING.
Nov 6, 2025195$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS TO REALIGN SCOPE.
Nov 3, 2025194$1.0MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS ADD FUNDING.
Oct 20, 2025193$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS ADD THE PERFORMANCE EVALUATION MANAGEMENT PLAN FOR CONTRACT PERIOD OCTOBER 1, 2025 THROUGH JUNE 19,2027.
Sep 29, 2025192$6.9MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS ADD INCREMENTAL FUNDING.
Sep 24, 2025191$11.4MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS ADD INCREMENTAL FUNDING.
Aug 29, 2025190$15.8MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS ADD OCCUPATIONAL MEDICAL PROGRAM AND FUNDING
Aug 4, 2025189$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS ADD DECISION 2029- ON-SITE WASTE DISPOSAL FACILITY
Jul 31, 2025188$24.5MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS ADD INCREMENTAL FUNDING AND BUILDING 337 FIELD SUPPORT, PROGRAM MANAGEMENT AND PADUCAH AREA COMMUNITY REUSE.
Jul 1, 2025187$10.5MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS TO UPDATE CONTRACT SECTIONS AND ADD INCREMENTAL FUNDING.
Jun 30, 2025186$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS TO UPDATE CONTRACT SECTIONS.
Jun 18, 2025185$2.2MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS TO ADD SURVEILLANCE AND MAINTENANCE TO OPTION PERIOD 2 AND ADD INCREMENTAL FUNDING.
Jun 10, 2025184$10.9MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION.
May 29, 2025183$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION.
May 14, 2025182$13.8MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS TO UPDATE INCREMENTAL FUNDING AND ADD CHARACTERIZATION, CONVERTER AND COMPRESSOR DISCONNECTS.
Apr 8, 2025181$14.3MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS TO UPDATE INCREMENTAL FUNDING AND ADD INFRASTRUCTURE AND MOBILIZATION, AND PANEL REMOVAL.
Mar 20, 2025180$-100.0KPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS TO UPDATE INCREMENTAL FUNDING AND ADD LAND TRANSFER
Mar 13, 2025179$9.4MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS TO ADD INCREMENTAL FUNDING
Feb 19, 2025178$21.6MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS TO ADD INCREMENTAL FUNDING AND UPDATE CONTRACT SECTIONS.
Jan 27, 2025177$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS TO UPDATE CONTRACT SECTIONS.
Jan 7, 2025176$19.5MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS TO ADD INCREMENTAL FUNDING IN THE AMOUNT OF $19,473,000.00.
Dec 19, 2024175$5.9MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS TO ADD INCREMENTAL FUNDING IN THE AMOUNT OF $5,941,000.00.
Nov 26, 2024174$23.7MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS TO ADD INCREMENTAL FUNDING IN THE AMOUNT OF $23,705,000.
Nov 19, 2024173$6.0KPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS TO ADD FUNDING AND UPDATE CONTRACT SECTION C.
Nov 5, 2024172$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS TO APPROVE BUILDING CHARACTERIZATION.
Oct 10, 2024171$14.9MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS TO ADD INCREMENTAL FUNDING.
Sep 27, 2024170$19.5MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS TO ADD INCREMENTAL FUNDING.
Sep 18, 2024169$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS TO REDISTRIBUTE FUNDING WITHIN THE CONTRACT.
Sep 17, 2024168$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS TO DEFINITIZE THE REQUEST FOR PROPOSAL FOR ON-SITE WASTE DISPOSAL FACILITY PLANNING AND SUPPORT PHASE TWO.
Aug 14, 2024167$24.2MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS TO ADD INCREMENTAL FUNDING.
Jul 15, 2024166$14.5MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS TO ADD ADDITIONAL BUDGET FOR TECHNICAL TRAPS AND ADD INCREMENTAL FUNDING.
Jul 8, 2024165$1.9MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS TO EXERCISE THE SECOND OPTION PERIOD ON THE CONTRACT EXTENDING THE PERIOD OF PERFORMANCE FROM JUNE 2025 TO JUNE 2027 AND ADD INCREMENTAL FUNDING.
Jun 25, 2024164$7.8MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS TO ADD INCREMENTAL FUNDING.
Jun 7, 2024163$15.2MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS TO ADD INCREMENTAL FUNDING.
May 13, 2024162$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS TO ADD ADDITIONAL BUDGET FOR MAINTENANCE COST
May 2, 2024161$18.1MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS TO ADD INCREMENTAL FUNDING AND UPDATE CONTRACT SECTIONS
Apr 11, 2024160$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS TO DEFINITIZE THE REQUEST FOR PROPOSAL FOR C-333 DEACTIVATION AND SUPPORT
Mar 29, 2024159$17.9MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS TO ADD INCREMENTAL FUNDING.
Mar 6, 2024158$1.4MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS TO DEFINITIZE THE REQUEST FOR PROPOSAL FOR ON-SITE WASTE DISPOSAL FACILITY PLANNING AND SUPPORT, ALONG WITH ADDING INCREMENTAL FUNDING.
Feb 27, 2024157$22.4MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS TO DEFINITIZE THE REQUEST FOR PROPOSAL FOR LAND TRANSFER AND ADD INCREMENTAL FUNDING.
Jan 29, 2024156$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS TO DEFINITIZE THE REQUEST FOR PROPOSAL FOR C-333 NON-DESTRUCTIVE ASSAY ACTIVITIES AND PROJECT MANAGEMENT TO SUPPORT STABILIZATION AND DEACTIVATION ACT
Jan 16, 2024155$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS TO DEFINITIZE THE REQUEST FOR EQUITABLE ADJUSTMENT FOR COVID COST INCURRED DURING FISCAL YEAR 2023
Dec 21, 2023154$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION.
Dec 20, 2023153$32.1MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION.
Dec 14, 2023152$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS TO UPDATE THE B2-2 TABLE OF CONTRACT COST AND FEE, UPDATE SECTION C TABLE C.2.EM.PA.0040.A005.10.DR.01-2, C-400 COMPLEX OPERABLE UNIT REMEDIATION MILEST
Nov 27, 2023151$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS TO DEFINITIZE THE REQUEST FOR PROPOSAL FOR THE SOLID WASTE MANAGEMENT UNIT 211-A OPERATIONS AND MAINTENANCE PLAN DEVELOPMENT.
Nov 20, 2023150$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION TO ADD ADDITIONAL BUDGET FOR PAD RESURFACING ABOVE THAT ORIGINALLY PLANNED FOR IN THE CONTRACT BASELINE.
Nov 17, 2023149$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION TO ADD ADDITIONAL BUDGET FOR FOOTPRINT REDUCTION DUE TO DEMOLITION OF ADDITIONAL STRUCTURES OVER AND ABOVE THOSE ORIGINALLY PLANNED FOR IN THE CONTRACT BAS
Nov 8, 2023148$25.3MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS TO ADD INCREMENTAL FUNDING IN THE AMOUNT OF $25,311,000, INCREASING OBLIGATED DOLLARS FROM $1,054,005,086.31 TO $1,079,316,086.31.
Nov 7, 2023147$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF THIS MODIFICATION IS TO DEFINITIZE THE OPERATION OF THE MATERIAL SIZING AREA REQUEST FOR PROPOSAL AND ADD PREVIOUSLY AGREED TO CHANGES TO THE DELIVERABLE SECTION.
Oct 25, 2023146$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION. THE PURPOSE OF MODIFICATION 0146 IS TO UPDATE SECTION J OF THE CONTRACT. SPECIFICALLY, THIS MODIFICATION UPDATES ATTACHMENT J-12A AND ATTACHMENT J-18.
Sep 29, 2023145$3.7MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION THE PURPOSE OF THIS MODIFICATION IS TO PROVIDE INCREMENTAL FUNDING IN THE AMOUNT OF $3,654,276.70 TO THE CONTRACT. THIS WILL INCREASE TOTAL OBLIGATIONS FROM $1,050,350,809.61 TO $1,054,005
Sep 19, 2023144$30.5MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION THE PURPOSE OF THIS MODIFICATION IS TO PROVIDE INCREMENTAL FUNDING IN THE AMOUNT OF $30,498,638 TO THE CONTRACT. THIS WILL INCREASE TOTAL OBLIGATIONS FROM $1,019,852,171.61 TO $1,050,350,8
Sep 13, 2023143$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION THE PURPOSE OF MODIFICATION 0143 IS TO DEFINITIZE THE REQUEST FOR PROPOSAL TO INSTALL THE MATERIAL SIZING AREA. THIS MODIFICATION WILL ALSO MOVE MANAGEMENT RESERVE AT THE CONTRACTOR'S
Sep 7, 2023142$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION THE PURPOSE OF MODIFICATION 0142 IS TO DEFINITIZE THE REQUEST FOR PROPOSAL TO UPDATE SECTION C TO ACCURATELY REFLECT THE OPTION 1 REPLAN.
Aug 22, 2023141$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION 0141'S PURPOSE IS A BILATERAL ADMINISTRATIVE UPDATE TO SECTIONS C, J, AND I OF THE CONTRACT.
Jun 28, 2023140$34.0MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION TO IS TO UPDATE SECTIONS B, C, AND J AND TO ADD INCREMENTAL FUNDING IN THE AMOUNT OF $34,010,000.
May 31, 2023139$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION TO IS TO DEFINITIZE THE REQUEST FOR EQUITABLE ADJUSTMENT FOR COVID COST FOR FISCAL YEAR 22.
Apr 27, 2023138$33.1MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION TO ADD INCREMENTAL FUNDING IN THE AMOUNT OF $33,113,361.92.
Apr 4, 2023137$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION TO UPDATE ATTACHMENT J-4 LIST A AND LIST B.
Mar 20, 2023136$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION TO MOVE FUNDING FROM CONTRACT LINE ITEM 00101 TO 00201.
Mar 15, 2023135$20.9MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION TO ADD INCREMENTAL FUNDING IN THE AMOUNT OF $20,850,000, INCREASING THE TOTAL OBLIGATIONS FROM $931,878,809.69 TO $952,728,809.69.
Mar 1, 2023134$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION IS TO UPDATE MULTIPLE SECTIONS OF THE CONTRACT.
Feb 16, 2023133$28.2MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION IS TO ADD INCREMENTAL FUNDING IN THE AMOUNT OF $28,200,000, INCREASING TOTAL OBLIGATIONS FROM $903,678,809.69 TO $931,878,809.69.
Jan 6, 2023132$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION IS TO DEFINITIZE THE OVERRUN FOR UTILITIES ASSOCIATED WITH STEAM, CHILLED WATER, COMPRESSED AIR AND WASTE HEAT SYSTEMS.
Nov 14, 2022131$750.0KPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION IS TO PROVIDE INCREMENTAL FUNDING IN THE AMOUNT OF $750,000, INCREASING FUNDING FROM $902,928,809.69 TO $903,678,809.69.
Oct 28, 2022130$36.1MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION IS TO PROVIDE INCREMENTAL FUNDING IN THE AMOUNT OF $36,090,000, INCREASING FUNDING FROM $866,838,809.69 TO $902,928,809.69.
Oct 19, 2022129$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION IS TO PROVIDE ENVIRONMENTAL MONITORING AND REPORTING FOR PER- AND POLYFLUOROALKYL SUBSTANCES SCREENING ASSESSMENTS AND COLLECT SAMPLES AS RECOMMENDED IN THE VAPOR INTRUSION STU
Oct 14, 2022128$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION TO REALIGN MANAGEMENT RESERVE BETWEEN CONTRACT LINE ITEMS AT THE REQUEST OF THE CONTRACTOR. NO CHANGE IS BEING MADE TO THE CONTRACT VALUE.
Oct 6, 2022127$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION TO DEFINITIZE THE REQUEST FOR PROPOSAL FOR THE OVERRUN IN SURVEILLANCE AND MAINTENANCE.
Sep 29, 2022126$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION TO UPDATE AND REPLACE SECTION J-14 PERFORMANCE EVALUATION MANAGEMENT PLAN FOR CONTRACT PERIOD OCTOBER 1, 2022 THROUGH JUNE 19, 2025.
Sep 23, 2022125$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION TO DEFINITIZE THE REQUEST FOR PROPOSAL TO UPDATE THE SITEWIDE GROUNDWATER FLOW MODEL FOR THE PADUCAH SITE.
Sep 20, 2022124$14.7MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION TO ADD INCREMENTAL FUNDING.
Aug 30, 2022123$43.2MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION TO ADD INCREMENTAL FUNDING.
Aug 29, 2022122$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION TO UPDATE VARIOUS SECTIONS OF THE CONTRACT.
Jul 21, 2022121$29.5MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION IS TO ADD INCREMENTAL FUNDING.
Jul 19, 2022120$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION IS TO DEFINITIZE THE REQUEST FOR EQUITABLE ADJUSTMENT FOR COVID FOR FISCAL YEAR 2021.
Jul 14, 2022119$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION IS TO DEFINITIZE THE CHANGE ORDER ISSUED IN MODIFICATION 0111 FOR THE C-709, C-720 AND C-720 C DRY HYBRID FIRE SYSTEM.
Jul 11, 2022118$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION IS TO DEFINITIZE THE REQUEST FOR PROPOSAL TO DEVELOP A SAMPLING PLAN FOR PER-AND POLYFLUOROALKYL SUBSTANCES IN PLANT WATER SOURCES.
Jun 28, 2022117$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION IS TO INCREASE THE COST ASSOCIATED WITH THE SOUTHWEST PLUME SOURCE REMEDIATION.
Jun 24, 2022116$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION IS TO ADD COST OF OCCUPATIONAL MEDICINE TO CONTRACT.
Jun 22, 2022115$23.0MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION IS TO ADD INCREMENTAL FUNDING.
Jun 21, 2022114$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION IS TO DEFINITIZE THE REQUEST FOR PROPOSAL FOR UTILITY OPTIMIZATION - WATER SYSTEMS.
Jun 2, 2022113$2.4MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION TO EXERCISE THE FIRST OPTION PERIOD, EXTENDING THE PERIOD OF PERFORMANCE FROM JUN 2022 TO JUNE 2025.
May 12, 2022112$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION TO DEFINITIZE COST OVERRUNS ASSOCIATED WITH C-331 STABILIZATION AND DEACTIVATION.
May 3, 2022111$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION TO CONVERT THE SANITARY WATER SYSTEMS TO DRY HYBRID SYSTEMS IN THREE BUILDINGS.
Apr 28, 2022110$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION TO EXTEND C-100 SURVEILLANCE AND MAINTENANCE WORK SCOPE THROUGH OPTION PERION 1.
Apr 26, 2022109$17.8MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION TO ADD INCREMENTAL FUNDING.
Apr 19, 2022108$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION TO DEFINITIZE COST OVERRUNS ASSOCIATED WITH UTILITY OPERATIONS - SEWER TREATMENT SYSTEMS.
Apr 11, 2022107$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION TO DEFINITIZE CHANGE ORDER ISSUED UNDER MODIFICATION 0104 FOR MODIFICATIONS TO THE HIGH PRESSURE FIRE WATER SYSTEMS IN THE C-310 PROCESS FACILITY.
Apr 7, 2022106$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION TO DEFINITIZE COST OVERRUNS ASSOCIATED WITH UTILITY OPTIMIZATION - ELECTRICAL POWER DISTRIBUTION.
Mar 31, 2022105$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION TO DEFINITIZE COST OVERRUNS ASSOCIATED WITH UTILITY OPERATIONS.
Mar 9, 2022104$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION CHANGE ORDER TO MAKE NECESSARY MODIFICATIONS TO THE HIGH PRESSURE FIRE WATER SYSTEMS IN THE C-310 PROCESS FACILITY.
Mar 7, 2022103$5.1MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION TO ADD INCREMENTAL FUNDING.
Mar 1, 2022102$0THE PURPOSE OF THIS MODIFICATION IS TO ISSUE A BILATERAL AGREEMENT TO UPDATE MULTIPLE SECTIONS OF THE CONTRACT TO INCLUDE UPDATING SECTION J, ATTACHMENT J-4, LIST OF APPLICABLE DOE DIRECTIVES (LIST B) AND ASSOCIATED PORTIONS OF SECTION C, PERFORMANCE
Feb 24, 2022101$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION TO DEFINITIZE COST OVERRUNS ASSOCIATED WITH ANALYTICAL LAB OPERATIONS.
Feb 17, 2022100$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION TO DEFINITIZE COST OVERRUNS ASSOCIATED WITH THE C-400 DEACTIVATION PROJECT.
Feb 9, 202299$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION TO MOVE MANAGEMENT RESERVE BETWEEN CONTRACT LINE ITEM NUMBERS AS REQUESTED BY FOUR RIVERS NUCLEAR PARTNERSHIP, LLC, AND TO UPDATE CLAUSE H.26 TO REFLECT THE CURRENT BOARD OF DI
Jan 13, 202298$35.8MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION TO ADD INCREMENTAL FUNDING TO CONTRACT LINE ITEM NUMBERS 00101, 00103, 00104 AND 00105.
Dec 8, 202197$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION TO REDISTRIBUTE MANAGEMENT RESERVE BETWEEN CONTRACT LINE ITEMS
Nov 18, 202196$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION DEFINITIZATION OF EQUITABLE ADJUSTMENT FOR COVID 19 FOR FISCAL YEAR 2020.
Oct 29, 202195$14.0MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION INCREMENTAL FUNDING MODIFICATION.
Oct 25, 202194$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION ADMINISTRATIVE MODIFICATION TO RESCIND MODS 92 AND 93 AND REVERT BACK TO THE FORMER VERSION OF THE PERFORMANCE EVALUATION MANAGEMENT PLAN ISSUED IN MODIFICATION 0072.
Oct 12, 202191$0EO14042 PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION TO ADD COVID 19 VACCINATION REQUIREMENT
Oct 12, 202193$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION ADMINISTRATIVE MODIFICATION TO CORRECT MODIFICATION 0092.
Oct 8, 202192$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION MODIFICATION TO UPDATE SECTION J-14 PERFORMANCE EVALUATION MANAGEMENT PLAN TO INCLUDE A VACCINE INCENTIVE FOR COVID-19.
Sep 21, 202190$-857.8KPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION
Sep 15, 202189$28.9MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION
Aug 2, 202188$39.9MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION
Jul 21, 202187$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION
Jul 1, 202186$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION
Jun 17, 202185$33.3MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION
May 3, 202183$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION
May 3, 202184$22.3MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION
Mar 17, 202182$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION
Mar 3, 202181$22.8MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION
Jan 15, 202180$1.5MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION
Jan 8, 202179$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION
Dec 18, 202078$20.5MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION
Nov 30, 202077$14.8MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION
Nov 9, 202076$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION
Oct 22, 202075$550.0KPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION
Oct 6, 202074$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION
Sep 28, 202072$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION
Sep 28, 202073$10.2MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION
Sep 10, 202070$2.4MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION
Sep 10, 202071$21.3MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION
Aug 4, 202069$67.5KPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION
Jul 30, 202068$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION
Jul 17, 202067$41.0MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION
Jul 8, 202065$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION
Jul 8, 202066$3.5MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION
Jun 18, 202064$0MODIFICATION FOR THE PADUCAH DEACTIVATION AND REMEDIATION CONTRACT.
Jun 8, 202063$5.0MMODIFICATION IS TO INCREASE COVID 19 FUNDING FOR THE PADUCAH DEACTIVATION AND REMEDIATION CONTRACT.
May 19, 202062$0MODIFICATION IS DEFINITIZE THE REQUEST FOR PROPOSAL FOR WELL AND PIEZOMETER ABANDONMENT AND TO INCREASE CONTRACT VALUE TO ALLOW FOR THE PURCHASE OF A FIRE-LADDER TRUCK FOR THE PADUCAH DEACTIVATION AND REMEDIATION CONTRACT.
May 12, 202061$0MODIFICATION TO ADD FUNDING TO PADUCAH DEACTIVATION AND REMEDIATION CONTRACT.
May 8, 202060$750.0KMODIFICATION TO ADD FUNDING TO PADUCAH DEACTIVATION AND REMEDIATION CONTRACT.
May 7, 202059$2.6MCOVID-19- MODIFICATION TO ADD COVID 19 FUNDING TO PADUCAH DEACTIVATION AND REMEDIATION CONTRACT.
May 5, 202058$0COVID-19- MODIFICATION TO ADD COVID 19 RELATED CLAUSES TO THE CONTRACT.
Apr 16, 202057$18.9MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION.
Mar 30, 202056$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION.
Mar 20, 202055$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION.
Mar 9, 202054$26.1MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION.
Mar 5, 202053$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION.
Feb 6, 202052$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION.
Jan 24, 202051$21.1MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION.
Dec 16, 201950$11.8MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION.
Nov 22, 201949$13.3MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION.
Nov 21, 201948$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION.
Sep 30, 201947$361.1KPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION.
Sep 23, 201946$17.9MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION.
Aug 22, 201945$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION.
Jul 16, 201944$43.6MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION.
Jun 13, 201943$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION.
May 30, 201942$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION.
May 1, 201941$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION.
Apr 18, 201939$31.6MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION.
Apr 18, 201940$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION.
Feb 7, 201938$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION.
Jan 25, 201937$33.3MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION.
Jan 17, 201936$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION.
Dec 19, 201835$11.1MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION.
Nov 19, 201834$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION.
Nov 14, 201833$15.3MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION.
Nov 5, 201832$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION.
Nov 1, 201831$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION.
Oct 16, 201830$7.0MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION.
Sep 24, 201829$1.9MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION.
Aug 24, 201828$18.0MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION.
Aug 22, 201827$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION.
Aug 17, 201826$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION.
Aug 9, 201825$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION.
Jul 18, 201824$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION.
Jun 28, 201823$18.0MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION.
Jun 20, 201822$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION.
Jun 14, 201820$0PADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION.
Jun 14, 201821$20.6MPADUCAH GASEOUS DIFFUSION PLANT DEACTIVATION AND REMEDIATION.
Jun 1, 201819$0THE PURPOSE OF THIS MODIFICATION IS TO CORRECT THE CONTRACT VALUE TO ADD 89 DAYS OF ESCALATION FOR THE SLIP IN CONTRACT AWARD DATE.
May 21, 201818$0THE PURPOSE OF THIS MODIFICATION IS TO DEFINITIZE THE CHANGES MADE UNDER MODIFICATION 0009 TO TRUE-UP THE CONTRACT SO THAT THE CONTRACT ACCURATELY REFLECTS THE SITE WORK AND CONDITIONS AT THE TIME OF CONTRACT TRANSITION.
May 15, 201817$0THE PURPOSE OF THIS MODIFICATION IS CORRECT THE CONTRACT VALUE BASED ON THE AUDIT DONE PRIOR TO CONTRACT AWARD. THE L6 AND L7 TABLES HAVE BEEN ADJUSTED TO REFLECT THE CORRECT ESCALATION, LABOR RATES, TAXES AND FEES AS WELL AS OTHER MATHEMATICAL CALCULATION ERRORS.
Apr 24, 201816$0THE PURPOSE OF THIS MODIFICATION IS TO DEFINITIZE THE CHANGE ORDER ISSUED UNDER MODIFICATION 0007 FOR THE C-400 CERLCA DOCUMENTS.
Apr 19, 201815$16.6MTHE PURPOSE OF THIS MODIFICATION IS TO PROVIDE INCREMENTAL FUNDING IN THE AMOUNT OF $16,600,000
Mar 8, 201814$19.0MTHE PURPOSE OF THIS MODIFICATION IS TO PROVIDE INCREMENTAL FUNDING IN THE AMOUNT OF $19,000,000 AND TO UPDATE THE LIST OF BOARD MEMBERS.
Feb 7, 201813$11.2MTHE PURPOSE OF THIS MODIFICATION IS TO PROVIDE INCREMENTAL FUNDING IN THE AMOUNT OF $11,0200,000.
Jan 19, 201812$11.0MTHE PURPOSE OF THIS MODIFICATION IS TO PROVIDE INCREMENTAL FUNDING IN THE AMOUNT OF $11,010,000.
Dec 22, 201711$6.0MTHE PURPOSE OF THIS MODIFICATION IS TO PROVIDE INCREMENTAL FUNDING IN THE AMOUNT OF $5,969,000.
Dec 21, 201710$0THE PURPOSE OF THIS MODIFICATION IS TO ISSUE A UNILATERAL CHANGE ORDER MODIFICATION TO ADDRESS MATERIAL DIFFERENCE REGARDING RECONFIGURABLE SHIELDED PASSIVE NEUTRON SYSTEM (RSPNS)
Dec 4, 20179$0THE PURPOSE OF THIS MODIFICATION IS TO ISSUE A UNILATERAL CHANGE ORDER MODIFICATION FOR CONTRACT TRUE UP.

Research next steps

  1. Check the stated set-aside against the solicitation and current certifications.
  2. Review the award scope and buyer evidence before making a bid/no-bid decision.