ML15243A447

Master Report - Tables 1 and 2

ML15243A447
Person / Time
Site:	Salem
Issue date:	09/10/2015
From:	Quinn-Willingham L M NRC/NRO/DSEA/RHMB
To:
Quinn-Willingham L M
Shared Package
ML15244B266	List: ML15238B704 ML15243A447
References
TAC MF3790, TAC MF3791
Download: ML15243A447 (3)

Text

Salem, Units 1 and 2Table 1. Current Design Basis Flood Hazards for Use in the MSAMechanismStillwater Elevation Waves/ RunupReferenceDesign Basis Hazard ElevationLocal Intense PrecipitationNot included in DBNot included in DBNot included in DBFHRR Section 1.2.1Failure of Dams and Onsite Water Control/Storage StructuresNot included in DBNot included in DBNot included in DBFHRR Section 1.2.3Streams and RiversNot included in DBNot included in DBNot included in DBFHRR Section 1.2.2Storm SurgeAuxiliary Building24.0 ft NAVD886.6 ft30.6 ft NAVD88FHRR Section 1.2.4Service Water Intake Structure24.0 ft NAVD8813.5 ft37.5 ft NAVD88FHRR Section 1.2.4 and Table 3-1SeicheNo Impact on the Site IdentifiedNo Impact on the Site IdentifiedNo Impact on the Site IdentifiedFHRR Section 1.2.5TsunamiNo Impact on the Site IdentifiedNo Impact on the Site IdentifiedNo Impact on the Site IdentifiedFHRR Section 1.2.6Ice-Induced FloodingNo Impact on the Site IdentifiedNo Impact on the Site IdentifiedNo Impact on the Site IdentifiedFHRR Section 1.2.7 Salem, Units 1 and 2Table 1. Current Design Basis Flood Hazards for Use in the MSAMechanismStillwater Elevation Waves/ RunupReferenceDesign Basis Hazard Elevation Note: Reported values are rounded to the nearest one-tenth of a foot.Channel Migrations/DiversionsNo Impact on the S teIdentifiedNo Impact on the Site IdentifiedNo Impact on the Site IdentifiedFHRR Section 1.2.8 Salem, Units 1 and 2Table 2. Reevaluated Flood Hazards for Flood-Causing Mechanisms for Use in the MSAMechanismStillwater Elevation Waves/ RunupReevaluated Hazard ElevationReferenceNote 2: Reevaluated hazard mechanisms bounded by the current design basis (see Table 1) are not included in this table.Note 3: Reported values are rounded to the nearest one-tenth of a foot.Local Intense Precipitation12.2 ft NAVD88Minimal12.2 ft NAVD88FHRR Section 3.1Note 1: The licensee is expected to develop flood event duration parameters and applicable flood associated effects to conduct the MSA. The staff will evaluate the flood event duration parameters (including warning time and period of inundation) and flood associated effects during its review of the MSA.