Pu-239

Isotope Plutonium - 239

	Start date	Site	Title	Topic
3F0226-02, Response to License Termination Plan Request for Supplemental Information	25 February 2026	Crystal River	Response to License Termination Plan Request for Supplemental Information	Environmental Justice Spill
ML26054A026	20 February 2026	11006662	Letter to Eb Requesting Eb Views for Eckert and Ziegler Analytics for XSNM3862
ML26033A017	13 February 2026	Fort Calhoun	Safety Evaluation Report to Approve Revision 2 of the Fort Calhoun License Termination Plan
ML26033A033	2 February 2026	Fort Calhoun	FCS Response to Audit Request Q-6
ML26021A159	30 January 2026	Crystal River	License Termination Plan Request for Supplemental Information	Pre-submittal Spill
ULNRC-06922, Enclosure 8: Evaluation of Changes for AST RE-Analysis for an Increase in Fuel Burnup	28 January 2026	Callaway	Enclosure 8: Evaluation of Changes for AST RE-Analysis for an Increase in Fuel Burnup	Loss of Offsite Power Deep Dose Equivalent Accident Tolerant Fuel Pre-submittal Spent fuel rack Leak-Before-Break
ML26036A008	27 January 2026	Crystal River	LTP Supplemental Information Request Clarification Call	Spill
ML25247A192	26 January 2026	University of California - Irvine	Examination Report Letter No. 50-326/OL-26-01, University of California - Irvine	Shutdown Margin
ML25241A169	18 December 2025	Crystal River	Partial Site Release SER	Offsite Dose Calculation Manual Annual Radioactive Effluent Release Report Sewage Treatment Plant Annual Radiological Environmental Operating Report Process Control Program Spill
ML25317A545	12 December 2025	99902035	Regulatory Audit Report in Support of Review of Topical Report SSP-14-P01/028 (NRC Project No. 0816), Generic Application of the Studsvik Scandpower Core Management System to Pressurized Water Reactors
ML25345A137	11 December 2025	Oyster Creek	Technical Support Document No. 24-111, Rev. 0, Surface/Sub Surface Characterization Survey Plan	Spill
ML25345A130	11 December 2025	Oyster Creek	Technical Support Document No. 24-063, Rev. 0, Basement Fill Model: Calculation of Dcglw/F Values Assuming Industrial Use Scenario Exposure Pathways
ML25345A111	11 December 2025	Oyster Creek	Technical Support Document No. 25-015, Rev. 0, Building Surface Dcgl Values
ML25345A098	11 December 2025	Oyster Creek	Site Radiological Characterization, Revision 1	Grab sample Spill
ML25345A112	11 December 2025	Oyster Creek	Calculation ENG-OCS-004, Rev. 0, Resrad Building Surface Dcgl Values
ML25345A113	11 December 2025	Oyster Creek	Calculation ENG-OCS-006, Rev. 1, Area Factors for Use with Oyster Creek Dcgl Values for Buildings/Structures
ML25345A114	11 December 2025	Oyster Creek	Calculation ENG-OCS-007, Rev. 0, RESRAD-Onsite Probabilistic Analysis - Industrial Use Scenario
ML25345A115	11 December 2025	Oyster Creek	Calculation ENG-OCS-008, Rev. 0, Derived Concentration Guideline Levels Values for Soil - Industrial Use Scenario
ML25345A116	11 December 2025	Oyster Creek	Calculation ENG-OCS-009, Rev. 0, Area Factors for Soil - Industrial Use Scenario
ML25345A117	11 December 2025	Oyster Creek	Calculation ENG-OCS-012, Rev. 0, Basement Fill Model: Probabilistic Analysis for Instantaneous Release Scenario Assuming Industrial Use Exposure Pathways
ML25345A118	11 December 2025	Oyster Creek	Calculation ENG-OCS-013, Rev. 1, Basement Fill Model: Calculation of Dcgl W/F Values Assuming Industrial Use of Scenario Exposure Pathways
ML25345A119	11 December 2025	Oyster Creek	Calculation ENG-OCS-014, Rev. 0, Basement Fill Model: Probabilistic Analysis for Embedded Pipes Scenario
ML25345A124	11 December 2025	Oyster Creek	Calculation ENG-OCS-015, Rev. 1, Basement Fill Model: Calculation of Embedded Pipe Dcgl Values
ML25345A125	11 December 2025	Oyster Creek	Calculation ENG-OCS-016, Rev. 0, Calculation of Buried Pipe Dcgl Values
ML25345A127	11 December 2025	Oyster Creek	Technical Support Document No. 24-108, Rev. 1, Instrument Efficiency Determination for Use in Min. Detectable Concentration Calculations for Final Status Surveys at OCNGS	Coatings
ML25345A129	11 December 2025	Oyster Creek	Technical Support Document No. 24-055, Rev. 0, Basement Fill Model: Probabilistic Analyses for the Instantaneous Release Scenario Assuming Industrial Use Exposure Pathways
ML25345A133	11 December 2025	Oyster Creek	Technical Support Document No. 24-081, Rev. 2, Groundwater Dose Calculation Methodology to Support the License Termination Plan
ML25345A132	11 December 2025	Oyster Creek	Technical Support Document No. 24-062, Rev. 1, Method for Determining Nuclide Fractions and Gross Activity Dcgls
ML25345A138	11 December 2025	Oyster Creek	Technical Support Document No. 24-085, Rev. 0, Probabilistic Dose Comparisons: Building Occupancy Scenario Vs. Room Renovation Scenario
ML25345A139	11 December 2025	Oyster Creek	Technical Support Document No. 25-089, Rev. 0, Soil Dcgl Values Assuming the Residential Scenario Without Drinking Water
ML25345A140	11 December 2025	Oyster Creek	Technical Support Document No. 25-090, Rev. 0, Soil Dcgl Values Assuming the Residential Scenario with Drinking Water
ML25345A141	11 December 2025	Oyster Creek	Technical Support Document No. 25-091, Rev. 0, Bfm Dcgl W/F Values Assuming the Residential Scenario Without Drinking Water
ML25345A142	11 December 2025	Oyster Creek	Technical Support Document No. 25-092, Rev. 0, Bfm Dcgl W/F Values Assuming the Residential Scenario with a Drinking Water Pathway
ML25345A143	11 December 2025	Oyster Creek	Technical Support Document No. 25-093, Rev. 0, Bfm Dcglep Values Assuming the Residential Scenario Without Drinking Water
ML25345A145	11 December 2025	Oyster Creek	Technical Support Document No. 25-101, Rev. 0, Dcglbp Values Assuming the Residential Scenario Without Drinking Water
ML25345A149	11 December 2025	Oyster Creek	Technical Support Document No. 25-102, Rev. 0, Dcglbp Values Assuming the Residential Scenario with Drinking Water
ML25345A150	11 December 2025	Oyster Creek	Technical Support Document No. 25-103, Rev. 0, Industrial Use Scenario with Open Drinking Water Pathway: an Assessment of Impact on Dcgl Values for Surface Soil
ML25345A151	11 December 2025	Oyster Creek	Technical Support Document No. 25-105, Rev. 0, Industrial Use Scenario with Open Drinking Water Pathway: an Assessment of Impact on Bfm Dcglw/F Values
ML25345A152	11 December 2025	Oyster Creek	Technical Support Document No. 25-107, Rev. 0, Industrial Use Scenario with Open Drinking Water Pathway: an Assessment of Impact on Bfm Dcglep Values
ML25345A153	11 December 2025	Oyster Creek	Technical Support Document No. 25-108, Rev. 0, Industrial Use Scenario with Open Drinking Water Pathway: an Assessment of Impact on Bfm Dcglbp Values
ML25345A144	11 December 2025	Oyster Creek	Technical Support Document No. 25-096, Rev. 0, Bfm Dcglep Values Assuming the Residential Scenario with Drinking Water
ML25346A049	10 December 2025	07007005	R.Williams, WCS to A.Kock, NRC, 2025 - WCS Request to Modify Conditions in Current 2023 NRC Order for SNM to WCS
ML25220A249	8 December 2025	Fort Calhoun	LTP License Amendment Request EA	License Renewal Earthquake
ML25324A068	24 November 2025	BWX Technologies	2. Enclosure 1 - Amendment 49 to Materials License SNM-42	Time of Discovery Contraband Safeguards Contingency Plan Coronavirus COVID-19
ML25329A238	24 November 2025	Millstone Summer Surry North Anna	Request for Approval of Fleet Report DOM-NAF-4-P/NP, Rev 0, and Proposed License Amendment Request Moderator Temperature Coefficient Analytical .	Boric Acid Shutdown Margin Power change Affidavit
ENS 58067	4 November 2025 07:00:00	Waters Corp.	Lost Radioactive Samples	Moisture Density Gauge
ML25307A043	30 October 2025	Cook	Updated Final Safety Analysis Report (Ufsar), Revision 33, Chapter 3, Reactor (Unit 2)	Boric Acid Shutdown Margin Safe Shutdown Earthquake Hydrostatic Operating Basis Earthquake Design basis earthquake Stress corrosion cracking Earthquake Fuel cladding Power change Flow Induced Vibration Core Exit Thermocouple Power Uprate Overspeed Diurnal Seal weld
ML25307A038	30 October 2025	Cook	Updated Final Safety Analysis Report (Ufsar), Revision 33, Chapter 14, Section 14.3.4, Containment Integrity Analysis (Loss of Coolant Accident) (Unit 2)	Boric Acid Shutdown Margin Earthquake
ML25307A085	30 October 2025	Cook	Updated Final Safety Analysis Report (Ufsar), Revision 33, Chapter 14, Section 14.3, Reactor Coolant System Pipe Rupture (Loss-Of-Coolant Accident) (Unit 1)	Boric Acid Shutdown Margin Loop seal Mission time Fire Barrier Hydrostatic Coatings High Energy Line Break Loss of Offsite Power Earthquake Fuel cladding Power Uprate Measurement Uncertainty Recapture Leak-Before-Break Leak Before Break Spill
ML25307A011	30 October 2025	Cook	Updated Final Safety Analysis Report (Ufsar), Revision 33, Chapter 14, Section 14.3, Tables 14.3.1-1 to 14.3.9-23, 14.A.1-1 to 14.G-3 (Unit 1)	Boric Acid Loop seal Fire Barrier Coatings Spill
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