Document: NRC Regulatory Guide
Document ID: 29acb072-d497-44e6-ac1c-a053c0a468a0
Document Type: regulatory_guide
Title: Meteorological Monitoring Programs for Nuclear Power Plants + HISTORY - HISTORY DG-1164 , Third Proposed Revision 1, published 10/2006 Draft ES 926-4 , Second Proposed Revision 1, entitled "Meteorological Measurement Program for Nuclear Power Plants," published 04/1986 Draft SS 926-4 , First Proposed Revision 1, entitled "Meteorological Programs In Support of Nuclear Power Plants," published 09/1980 Revision 0, entitled "Onsite Meteorological Programs," was issued as Safety Guide 23
Source: NRC Regulatory Guide Division 1
Source URL: https://www.nrc.gov/docs/ML0625/ML062540408.pdf
Revision Date: 2023-06
Chapter: 
Section ID: RG-1.23
CFR Part: 
CFR Title: 

Content:
___ _____ F5.1 Intermediate Measurements: Level = _____ meters _____ F5.1 Wind Direction (degrees) _____ F5.1 Wind Speed (meters/second) _____ F5.1 Sigma Theta (degrees) _____ F5.1 Ambient Temperature (EC) _____ F5.1 Moisture: _____ _____ F5.1 Other: _____ _____ F5.1 Lower Measurements: Level = _____ meters _____ F5.1 Wind Direction (degrees) _____ Appendix A to DG-1164, Page A-3 METEOROLOGICAL DATA ON ELECTRONIC MEDIA (Continued) F5.1 Wind Speed (meters/second) _____ F5.1 Sigma Theta (degrees) _____ F5.1 Ambient Temperature (EC) _____ F5.1 Moisture: _____ _____ F5.1 Other: _____ _____ F5.1 Temp. Diff. (Upper-Lower) (EC/100 meters) _____ F5.1 Temp. Diff. (Upper-Intermediate) (EC/100 meters) _____ F5.1 Temp. Diff. (Intermediate-Lower) (EC/100 meters) _____ F5.1 Precipitation (millimeters) _____ F5.1 Solar Radiation (calories/square centimeter/minute) _____ F5.1 Visibility (kilometers) _____ F5.1 Other: _____ _____ F5.1 Other: _____ _____ Appendix A to DG-1164, Page A-4 DESCRIPTION OF CHANGES The following is a list of changes from the current official version of Regulatory Guide 1.23, issued in February 1972. The amount of substantial changes from the current official version make it impractical to indicate the changes within the document. Proposed Change Basis 1. Update discussion of applicable regulations. Many of the current applicable regulations did not exist in 1972 (e.g., Appendix A and Appendix I to 10 CFR Part 50; 10 CFR Part 51). 2. Update references to associated regulatory guides. Many of the current associated regulatory guides did not exist in 1972 (e.g., Regulatory Guides 1.111, 1.145, 1.194). 3. Add a list of definitions for a number of terms used within the regulatory guide. This change clarifies some of the terms used in the regulatory guide. 4. Specify the minimum amount of data needed at docketing for 10 CFR Part 52 early site permit and combined license applications. The minimum amount of data needed at docketing for early site permit and