Document: NRC Regulatory Guide
Document ID: c7b1689b-ff17-4083-9fb1-f91b6965ea1a
Document Type: regulatory_guide
Title: Design Basis Floods for Nuclear Power Plants + HISTORY - HISTORY 02/2022 – DG-1290 , Proposed Revision 3 09/2014 – Periodic Review of Revision 2 – Revise 07/1980 – Errata to Revision 2 07/2024 – DG-1290 Revision 1 (Rev. 2)
Source: NRC Regulatory Guide Division 1
Source URL: https://www.nrc.gov/docs/ML0037/ML003740388.pdf
Revision Date: 2023-06
Chapter: 
Section ID: RG-1.59
CFR Part: 
CFR Title: 

Content:
.0 20.0 5.0 2365_ 6.0 29.5_ 7.0 35.5. 8.0 35.0. 10.0 39.5 15.0 49.0. 20.0 57.0. 25.0 65.0 _ 30.0 73.0 4.0.0 101.0 50.0 115.0o 60.0 131.0o "700. 291.0 72.6 600.0 80.0 1,030.0 LATITUD' 300 53' DRGREE AT TRAVERSE MID-POINT FROM SHORE S600-FOOT DEPrT TABLE C.12 SUMMARY-PERTINENT PROBABLE MAXIMvI. h'URRICAE (PMH). STORM SURGE COMPUTATIONAL LATA AND RESULTANT WATER LEVEL A" '0 SPEE OF TANS ATIONn PARAMETER DESIGNATIONS [LOW HODERATF HIGH _ _ _ _) (n (HT) C RAL PRESSURE N X P0 INCHES 26.72 26.72 26.72 PERIPH1RKL PRESSURE Pn INCHES 31.19 31.19 31.19 RDUSe TO MAXIMUM WIND IARGE RADIUS NAM. MI. 10 40 40 TRIATrON SPEED IMUR WIND SPED yxM.P.H. 135 1541 147 INITIAL DISTAxacT-mW.mI S20 MPH WIND 400 380 336 TSH TO -AX, pMH O •HPUTATIONAL COODTICIE3T AND WATER LEVEL (SURGE) ESTIMATES CO0 E FF I C I E NTS3 TIMTON FHICTION FACTOR 0.0025 WIND STRESS CORRECTION FACTOR 1.10 WAT B .LEVEL DATA (AT OPEN OCAS SORELINE) PMH SPEED OF TRANSLATION COMPONErTS ST HT WT S~F E. E _T WIND SETUP 20.63 PREESUR, SETUP 3.34 INITIAL WATES LEW. 1.20 ASTRONOMICAL 8.70 IDE LEVEL AL-SURGE STILL VTSuv33.87 TILL WATER Lh`V. EEIT MLW TABLE C.13 su5mHAY-PjmTINENT PROBaBLE MAXmIMp. hUICIANE (PmIl), STORM SURGE (OmPUTATIOMAL rATA AND RESULTANT WATER LEVEL LOCATION FOLLY ISIANIL&T. 32e 39' LONG. 79"56.6': TRAVIMSE-AZIMUTH 150 SOUTH CAROLINA -Note: Maxi'm- wind speed is assumed to be on the traverse that is to right of storm track a distance equal to the radius to maximum wind. !/Initial distance Is distance along traverse from shoreline to maximum wind when leading 20 mph isovel intersects shoreline. Storm diameter between 20 mph isovels is approxi mately double the initial distance. PROEABLE MAXIMUM HIURRICANE INDEX CHABAC'M"ISTICS ZONE 2 AT LOCATION 320 39' DOtEES NORTH J SPEED OF TASLTION PARANMET DESIGNATIONS SLOW MODERATF HIGH S(ST) NO' NO? MAL PRESSURE INDEX P 0INCHES 26.81 26.81 26.81 PERIPHE•AL PRESSURE 'n INCHES 31.13 31.13 31.13 RADIU8 TO MAXIMUM WIND R09 RADIUJS NAUT. MI. 40 40 40 &RANSIATION SPEED