Document: NUREG-0800
Document ID: b3542dd9-b995-4eba-aa6c-0f8f08f8c772
Document Type: srp
Title: FLOODS
Source: NUREG-0800
Source URL: https://www.nrc.gov/docs/ML0523/ML052340525.pdf
Revision Date: 2023-06
Chapter: 2
Section ID: 2.4.2
CFR Part: 
CFR Title: 

Content:
ed upon this evaluation, the staff concludes that, in order to meet the requirements of General Design Criterion 2 and 10 CFR Part 100 with respect to potential hydrologic events, the applicant should design for the conditions associated with the 24.6 feet MSL water level. V. IMPLEMENTATION The following is intended to provide guidance to applicants regarding the NRC staff's plans for using this SRP section. Except in those cases in which the applicant proposes an alternative method for complying with specified portions regulations, the method described herein will be used by evaluation of conformance with Commission regulations. acceptable of the Commission's the staff in its Implementation schedules for conformance to parts of the method discussed herein are contained in the referenced regulatory guides. The provisions of this SRP section apply to reviews of construction permit (CP), operating license (OL), and Preliminary Design Approval (PDA) applications docketed after the effective date of issuance of this revision to SRP Section 2.4.2. VI. REFERENCES' 1. 10 CFR Part 50, Appendix A, General Design Criterion 2, "Design Bases for Protection Against Natural Phenomena." 2. 10 CFR Part 100, "Reactor Site Criteria." 3. "Surface Water Supply of the United States,"2 U.S. Geological Survey. 'References for PMP estimates, time distribution, etc., are in SRP Section 2.4.3. 2"Surface Water Supply" is a continuing series of water discharge measurements by the USGS and others. It is not practical to list all thl volumes (called "Water-Supply Papers") that are available. Numerous Stal and local authorities maintain river discharge, lake level, and tide dati te a. 2.4.2-6 Rev. 3 - April 1989 4. "Tide Tables," National Oceanic and Atmospheric Administration (similar situation as identified in footnote 2). 5. Reports of Great Lakes levels by National Ocean Survey, National Oceanic and Atmospheric Administration. 6. Corps of Engineers records maintained in District and Division