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	Issue date	From	Title	Project stage
ML20134A222	18 February 1983	Office of Nuclear Reactor Regulation Trammell C	Submits Daily Highlights.Usgs & FEMA Transmitted Draft Rept Assessing Potential Hazard to Towns of Kelso & Longview, Wa from Breach of Spirit Lake Natural Dam on Mount St Helens	Draft Other
ML20134A244	24 February 1983	Office of Nuclear Reactor Regulation Capra R	Informs of Acceptance of plant-specific Licensing Action Re Review of Draft Usgs/Fema Rept on Possible Hazards Posed by Failure of Spirit Lake Dam.Scheduled Target Date Is 830301.Supporting Documentation Encl
ML20134A330	29 March 1983	NRC Capra R	Advises That Charges to TAC 49636 Re Possible Hazards Posed by Failure of Spirit Lake Dam Valid.Tac Not Included in List of plant-specific Licensing Actions for FY83.Related Info Encl	Other
ML20133F542	1 April 1983	NRC Trammell C	Notification of 830408 Meeting to View Slides of Spirit Lake & Area,To Learn Observations of Visited Areas & to Discuss Future NRC Action	Meeting
ML20133F786	12 May 1983	DEPT. OF INTERIOR GEOLOGICAL SURVEY Laird L	Summarizes 830511 Meeting at Corps of Engineers Ofc in Portland,Or Re Determination of Flood Elevations at Facility Resulting from Breach of Debris Barrier at Spirit Lake,Wa. Related Info Encl	Meeting
ML20133F596	1 June 1983	NRC OFFICE OF ADMINISTRATION (ADM) Morton K	Certifies That Funds Authorized for Interagency Agreement NRC-03-83-109 Entitled, Analysis of Potential Flood Levels at Trojan Nuclear Power Plant. Estimates Completion of Phase 1 2 Wks After Initiation of Work	Other
ML20132B636	15 September 1983	Ballard R Office of Nuclear Reactor Regulation	Forwards Util 830902 Response to NRC Questions on Util 830701 Submittal Re Potential Mudflows from Assumed Failure of Spirit Lake Blockage.Util Consultant Final Rept Also Encl.W/O Rept	Other
ML20133F656	5 December 1983	NRC Trammell C	Forwards Summary of Corp of Engineers Actions to Solve Spirit Lake Problem	Other
ML20132B759	13 February 1984	Office of Nuclear Reactor Regulation Lefevre H	Forwards USGS Geologic Hazards Bulletins Describing Recent Mount St Helens Activity Through 840207 & USGS Review of Recent Corps of Engineers Rept Re Proposed long-term Engineered Solutions to Draining Spirit Lake	Approval
ML20134A483	21 February 1984	John Miller Office of Nuclear Reactor Regulation	Informs of 840223 Meeting W/Usgs & Util to Discuss Analysis of Flooding Consequences of Breakout of Spirit Lake Blockage at Facility	Meeting
ML20134A495	29 March 1984	Office of Nuclear Reactor Regulation Capra R	Accepts plant-specific Licensing Action Re Spirit Lake Blockage.Scheduled Target Date Is 840409	Other
ML20132C361	8 August 1984	Office of Nuclear Reactor Regulation Lainas G	Requests Issuance of Final Safety Evaluation Re Refined Sediment Transport Routing Model to Study Impacts of Spirit Lake Breakout on Columbia River.Fema to Util Summarizing USGS Study Encl	Approval
ML20133F674	31 December 1984	DEPT. OF INTERIOR GEOLOGICAL SURVEY Kresch D Laenen A	Preliminary Estimate of Possible Flood Evaluation in Columbia River at Trojan Nuclear Power Plant Due to Failure of Debris Dam Blocking Spirit Lake,Wa	Other
IR 05000344/1985013	28 May 1985	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION V) Richards S Dodds R Kellund G	Insp Rept 50-344/85-13 on 850402-0513.No Violations Noted. Major Areas Inspected:Operational Safety Verification, Corrective Action,Maint,Surveillance,Followup on Previous Insps,Refueling Activities & Operation	Request
ML20129H709	28 May 1985	Tourigny E Office of Nuclear Reactor Regulation	Forwards Request for Addl Info Re Response to Generic Ltr 83-28, Generic Implications of Salem ATWS Events, Concerning Position on post-maint Operability Testing of safety-related Components.Response Requested within 45 Days	RAI
ML20128G356	26 June 1985	NRC	Safety Evaluation Re Util 831104 Response to Generic Ltr 83-28,Item 1.1, Post-Trip Review. Subj to Successful Implementation of Listed recommendations,post-trip Review Program & Procedures Acceptable	Approval
ML20128G335	26 June 1985	Butcher E Office of Nuclear Reactor Regulation	Forwards Safety Evaluation Re 841104 Response to Generic Ltr 83-28,Item 1.1, Post-Trip Review. Post-trip Review Program Acceptable,Subj to Successful Resolution of Independent Assessment of Event Following Trip	Approval
ML20132A456	11 July 1985	Office of Nuclear Reactor Regulation	Safety Evaluation Supporting Util Response to Generic Ltr 83-28,Item 4.5.1 Re Reactor Trip Sys Reliability Based on Commitment to Modify Reactor Trip Breakers	Approval
ML20132A440	11 July 1985	Butcher E Office of Nuclear Reactor Regulation	Forwards Safety Evaluation Addressing Generic Ltr 83-28, Item 4.5.1 Re Reactor Trip Sys Reliability (Sys Functional Testing).Util Satisfactorily Completed Actions Required, Based on Commitment to Modify Reactor Trip Breakers	Approval
ML20132D311	16 July 1985	Office of Nuclear Reactor Regulation	Safety Evaluation Concluding That Breakout of Spirit Lake Would Not Affect Safe Operation of Plant.Outlet Tunnel Reduces Threat of Breakout.Two Map Diagrams Encl	Approval
ML20132D304	16 July 1985	Butcher E Office of Nuclear Reactor Regulation	Forwards Safety Evaluation Concluding That Breakout of Spirit Lake Would Not Affect Safe Operation of Plant.Outlet Tunnel Constructed to Reduce Threat of Potential Debris Dam Failure & Breakout of Lake	Approval
IR 05000344/1985016	19 July 1985	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION V) Richards S Dodds R Kellund G	Insp Rept 50-344/85-16 on 850514-0701.Violation noted:4 of 12 Spent Fuel Pool Racks Not Verified by Signature as Having Second Set of Rack Feet Properly Installed	Request
ML20129J487	19 July 1985	Withers B Portland General Electric	Provides Addl Response to Generic Ltr 83-28 Re Required Actions Based on Generic Implications of Salem ATWS Events, in Response to NRC 850528 & 0626 Ltrs.Operating Experience Program Developed Per NUREG-0737,Item I.C.5	Other
ML20135B105	28 August 1985	Butcher E Office of Nuclear Reactor Regulation	Discusses LER 84-021 Re Silt Accumulation on Svc Water Strainers on 841011 & 30.Util Solution to Change Strainer Mesh from 10 Mils to 20 Mils Acceptable.Issue Closed	Other
ML20135H482	5 September 1985	NRC	Safety Evaluation Supporting Util 850719 post-trip Review Program Description & Procedures,Per Item 1.1 of Generic Ltr 83-28	Approval
ML20135H480	5 September 1985	Butcher E Office of Nuclear Reactor Regulation	Forwards Revised Safety Evaluation Re Util 850719 Responses to NRC 850626 Open Issues Concerning Generic Ltr 83-28,Item 1.1, Post-Trip Review. Program & Procedures Acceptable	Approval
ML20133H754	10 October 1985	Butcher E Office of Nuclear Reactor Regulation	Forwards Safety Evaluation Supporting Util Response to Generic Ltr 83-28,Item 4.1,concerning Reactor Trip Sys Reliability (vendor-related Mods).Actions Specified by Item 4.1 Satisfactorily Completed	Approval
ML20133H770	10 October 1985	Office of Nuclear Reactor Regulation	Safety Evaluation Re Util Response to Generic Ltr 83-28, Item 4.1,concerning Reliability of Reactor Trip Sys.Actions Specified by Item 4.1 Satisfactorily Completed,Based on Licensee Review of Sources of vendor-recommended Mods	Approval
ML20133H840	11 October 1985	Butcher E Office of Nuclear Reactor Regulation	Forwards Safety Evaluation Re Util Response to Generic Ltr 83-28,Items 3.1.1 & 3.1.2 Concerning post-maint Testing to Verify Operability & Guidance for Reactor Trip Sys Components.Util Satisfied Actions Requested by Item 3.1.2	Approval
ML20133H857	11 October 1985	Office of Nuclear Reactor Regulation	Safety Evaluation Re Util Response to Generic Ltr 83-28, Items 3.1.1 & 3.1.2 Concerning post-maint Testing to Verify Operability & Guidance for Reactor Trip Sys Components. Licensee Acceptably Satisfied Actions Requested by Items	Approval
ML20136C640	20 December 1985	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION V) Kirsch D	Forwards Draft SER Re Tech Spec Changes & Draft Transmittal Ltr to Licensee.Proposed Amend to License NPF-1 Approved. SALP Input Also Encl	Draft Approval
ML20214C638	12 February 1986	Office of Nuclear Reactor Regulation	Safety Evaluation Re Util Submittals on Generic Implications of Salem ATWS Event (Generic Ltr 83-28),Items 3.2.1 & 3.2.2. Response Acceptable	Approval

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