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Chapter 9:Hazard Analysis—Tsunamis <br /> 9.5.2 Future Plans <br /> Project Description Status <br /> Update tsunami evacuation neaps: The 2-D model is based on good Ongoing project: Any necessary <br /> Tsunami Inundation and Runup topographic data along the coastline evacuation zone changes would be <br /> Mapping: Analysis of the island of (e.g.,LIDAR)."Maximum credible done by Quince Mento of HCDA <br /> Hawaii based on scenarios from inundation"used to develop evacuation based on updated information from <br /> tsunami-genic source regions along maps UH SOEST <br /> the Pacific Rim. Big Island mapping <br /> focuses on 12 populated areas around <br /> the island. <br /> It was originally thought that the 2-D The present maps have historical tsunami Proposed Planning Project: There will <br /> modeled tsunami inundation maps inundation embedded,but the new need to be DFIRM modifications to <br /> would be incorporated into the FIRM DFIRMs do not. FEMA is addressing the Flood Maps if tsunami inundation <br /> maps as the VE zone. However, this issue in 2010 with a supplemental is to be any factor in zoning and <br /> FEMA originally determined the study to compare the differences construction requirements. <br /> Tsunami based coastal floodplain between the existing and new DFIRM Phase I: The DFIRM will be based on <br /> boundaries for the nation using a 1-D maps,and to produce maps using the the most protective of FEMA's 2008 <br /> model.Conceivably,FEMA will greater effect along the south and west hurricane study boundaries and the <br /> determine future changes to the coasts. current FIRM's coastal floodplain <br /> Tsunami based coastal floodplain boundary.The northeast coastline will <br /> boundaries using a 2-D model.The continue to reflect the current FIRM's <br /> DFIRM will include the most coastal floodplain boundary,which is <br /> protective ofFEMA's 2008 hurricane based on Tsunami indundation. <br /> study boundaries(refer to Section Phase II: UHM SOEST mapping(by <br /> 10.4.1.3)and the current FIRM Kwok Fai Cheung)can produce 100- <br /> coastal flood boundary. year and 500-year probabilistic <br /> tsunami hazard maps to provide future <br /> local modifications to the DFIRMs. <br /> Tsunami design guidelines for Update of the design provisions for Under development by University of <br /> buildings Sept 2010 guidelines for tsunami bore impact and Hawaii at Manua,Princeton,OSU, <br /> new and for evaluating existing inundation/scouring and Martin&Chock;for future <br /> buildings. adoption <br /> 9-16 Hawaii County Multi-Hazard Mitigation Plan <br />