Energy Northwest
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Formally
Washington Public Power Supply System
v
t
e
Energy Northwest
Companies (60) =>
Allied-General Nuclear Services
(0) |
AmerGen
(0) |
Ameren
(1) |
American Electric Power
(1) |
Arizona Public Service
(1) |
Carolina Power & Light Company
(0) |
Cincinnati Gas & Electric Company
(0) |
Cleveland Electric
(1) |
Cleveland-Cliffs
(0) |
Connecticut Yankee Atomic Power Co
(0) |
Constellation
(12) |
Consumers Energy
(0) |
DTE Energy
(1) |
Dairyland Power Cooperative
(0) |
Dominion
(3) |
Duke Energy
(9) |
Duquesne Light Company
(0) |
EDF Energy
(6) |
Energy Northwest
(2) |
Entergy
(6) |
Eversource Energy
(0) |
Exelon
(1) |
FirstEnergy
(1) |
GEH Hitachi
(0) |
GPU Nuclear
(0) |
Global Laser Enrichment
(0) |
Houston Lighting and Power Company
(1) |
Illinois Power Company
(0) |
Jiangsu Nuclear Power Corporation
(0) |
Kairos Power
(0) |
LaCrosseSolutions
(0) |
Long Island Lighting Company
(0) |
Luminant
(1) |
National Aeronautics and Space Administration
(0) |
NextEra Energy
(4) |
Niagara Mohawk
(0) |
NorthStar Vermont Yankee
(0) |
Northeast Nuclear Energy
(0) |
Omaha Public Power District
(0) |
Ontario Power Generation
(0) |
PSEG
(3) |
Pacific Gas & Electric
(1) |
Pennsylvania Power and Light Company
(0) |
Portland General Electric
(0) |
Power Authority of the State of New York
(1) |
Progress Energy
(0) |
Rochester Gas and Electric
(0) |
STP Nuclear Operating Company
(1) |
South Carolina Electric & Gas Company
(1) |
Southern California Edison
(0) |
... further results
[list of ENS for Energy Northwest]
Region 1
Region 2
Region 3
Region 4
Columbia
(
Washington
)
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[sites for Energy Northwest]
]
Letter
log
Issue date
Site
Title
Topic
ML26091A370
1 April 2026
Columbia
Holtec
Registration of Spent Fuel Cask Use
IR 05000397/2026013
30 March 2026
Columbia
Age-Related Degradation Inspection Report 05000397/2026013
Aging Management
License Renewal
Eddy Current Test
ML26022A213
26 March 2026
Columbia
Issuance of Amendment No. 281 to Revise Technical Specifications to Adopt Technical Specifications Task Force (TSTF) - 599, Eliminate Periodic Surveillance Test of Simultaneous Start of Redundant Diesel Generators
Surveillance Frequency Control Program
Loss of Offsite Power
IR 05000397/2025006
11 March 2026
Columbia
Annual Assessment Letter for Columbia Generating Station (Report 05000397/2025006)
License Renewal
Government shutdown
GO2-26-011, Application to Incorporate Licensing Topical Report NEDE-33885P-A, Revision 1, GNF CRDA Application Methodology
26 February 2026
Columbia
Application to Incorporate Licensing Topical Report NEDE-33885P-A, Revision 1, GNF CRDA Application Methodology
Shutdown Margin
Surveillance Frequency Control Program
Fuel cladding
Restart
ML26022A188
25 February 2026
Columbia
Issuance of Amendment No. 279 to Revise Technical Specification 3.3.2.1, Control Rod Block Instrumentation
Anticipated operational occurrence
Loss of Offsite Power
Power change
Restart
IR 05000397/2026301
18 February 2026
Columbia
NRC Initial Operator Licensing Examination Approval 05000397/2026301
ML26048A264
18 February 2026
Columbia
Notification of Post-Approval Site Inspection for License Renewal and Request for Information 05000397/2026012
Aging Management
License Renewal
GO2-26-022, Snubber Program Plan for the Fifth Code of Records Inservice Testing Interval
5 February 2026
Columbia
Snubber Program Plan for the Fifth Code of Records Inservice Testing Interval
Safe Shutdown
IR 05000397/2025004
4 February 2026
Columbia
Integrated Inspection Report 05000397/2025004
Commercial Grade Dedication
Internal Flooding
Enforcement Discretion
Squib
Functionality Assessment
Operability Determination
Maintenance Rule Program
Pressure Boundary Leakage
[Letter log table]
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