Construction Permit Application Review Documents for Hermes 2 – Kairos Power

The following table provides access to the construction permit application for Hermes 2 and other documents that Kairos Power, LLC has submitted to support the review of the application. Key documents published by the NRC as part of the application review are also listed.

This page includes links to files in non-HTML format. See Plugins, Viewers, and Other Tools for more information.

Date Description Status
06/28/2024 Advanced Safety Evaluation – NRC management and legal review complete. Available
05/23/2024 Revision 1 of the Preliminary Safety Analysis Report (PSAR) and Revision 1 of technical report KP-TR-022-NP, “Hermes 2 Postulated Event Methodology” Received
05/16/2024 Changes to Chapters 3, 5, 13, and Supplemental Information on Rupture Disk Design Code Received
05/15/2024 Changes to PSAR Chapter 9 Received
05/14/2024 Response to Request for Confirmation of Information #3 for the Hermes 2 PSAR Received
05/14/2024 Request for Confirmation of Information #3 for the Hermes 2 PSAR Issued
04/19/2024 Draft Environmental Assessment and Finding of No Significant Impact for the Construction Permits for the Kairos Hermes 2 Test Reactors Issued
04/12/2024 Changes to Financial information and PSAR Chapter 15 Received
04/12/2024 Response to Request for Confirmation of Information #1 and #2 for the Hermes 2 PSAR Received
04/12/2024 Request for Confirmation of Information #1 and #2 for the Hermes 2 PSAR Issued
03/13/2024 Changes to PSAR Chapter 13 and topical report KP-TR-022 Received
03/12/2024 Changes to PSAR Chapter 7 Received
03/04/2024 Reponses to Requests for Confirmatory Information for the Environmental Report Received
02/26/2024 Request for Confirmatory Information for the Environmental Report Issued
02/09/2024 Changes to PSAR Chapter 2 Received
01/26/2024 Changes to PSAR Chapter 7 Received
01/24/2024 Changes to PSAR Chapter 3 and Chapter 9 Received
01/11/2024 Changes to PSAR Chapter 9 Received
01/09/2024 Changes to PSAR Chapter 9 Received
01/05/2024 Environmental Audit Plan Issued
01/03/2024 Changes to PSAR Chapters 4, 5, 7, and 13 Received
12/22/2023 Changes to PSAR Chapter 13 and Technical Report KP-TR-022 Received
12/21/2023 Changes to PSAR Chapter 4 Received
12/21/2023 Changes to PSAR Chapters 3 and 5 Received
12/15/2023 Changes to PSAR Chapter 2 Received
12/04/2023 Letter to the ACRS, “Summary of Key Differences Between Kairos Hermes 1 and Hermes 2 Facility Designs and Review Schedule for Kairos Hermes 2 Construction Permit Application” Issued
11/17/2023 Federal Register Notice: Construction Permit Application; Opportunity to Request a Hearing and Petition for Leave to Intervene Published on 11/22/2023 (88 FR 81439)
10/30/2023 Letter from the U.S. Department of Energy to Kairos Power LLC regarding contract discussions for the management of spent nuclear fuel and high-level waste for Hermes 2. Received
10/27/2023 Response to General Audit Question 1.5-2 Received
10/27/2023 Response to General Audit Question 1.5-1 Received
10/11/2023 Hermes 2 Test Construction Permit Application Review Schedule and Resource Estimate Issued
10/03/2023 General Audit Plan Audit ongoing
09/11/2023 Federal Register Notice: Construction permit application; acceptance for docketing Published on 09/15/2023 (88 FR 63632)
09/11/2023 Acceptance for Docketing of the Hermes 2 Non-power Test Reactor Construction Permit Application Acceptance Letter
07/31/2023 Federal Register Notice: Construction permit application; receipt Published on 08/04/2023 (88 FR 51876)
07/14/2023 Kairos Power Construction Permit Application for Hermes 2.  Includes both the Preliminary Safety Analysis Report and the Environmental Report. Accepted for review on 09/11/2023