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Projected coastal flooding depths for 1-, 20-, and 100-year return interval storms and 0.00, +0.25, +0.50, +1.00, +1.50, +2.00, and +3.00 meter sea-level rise scenarios in the Hawaiian Islands (ver. 1.1, September 2024)

This data release provides flood depth GeoTIFFs based on sea-level rise and wave-driven total water levels for the coast of the most populated Hawaiian Islands of Oahu, Molokai, Kauai, Maui, and Big Island. Oceanographic, coastal engineering, ecologic, and geospatial data and tools were combined to evaluate the increased risks of storm-induced coastal flooding in the populated Hawaiian Islands due to climate change and sea-level rise. We followed risk-based valuation approaches to map flooding due to waves and storm surge at 10-m2 resolution along the coastlines for annual (1-year), 20-year, and 100-year return-interval storm events and +0.25 m, +0.50 m, +1.00 m, +1.50 m, +2.00 m, and +3.00 m sea-level rise scenarios.

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Author(s) Kristen C. Alkins orcid, Camila Gaido Lasserre, Borja Gonzalez Reguero, Curt D. Storlazzi orcid
Publication Date 2024-01-30
Beginning Date of Data 2021-04-01
Ending Date of Data 2022-08-01
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DOI https://doi.org/10.5066/P9RIQ7S7
Citation Alkins, K.C., Lasserre, C.G., Reguero, B.G., and Storlazzi, C.D., 2024, Projected coastal flooding depths for 1-, 20-, and 100-year return interval storms and 0.00, +0.25, +0.50, +1.00, +1.50, +2.00, and +3.00 meter sea-level rise scenarios in the Hawaiian Islands (ver. 1.1, September 2024): U.S. Geological Survey data release, https://doi.org/10.5066/P9RIQ7S7.
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Metadata Date 2024-09-12
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License http://www.usa.gov/publicdomain/label/1.0/
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Harvest Source: Coastal and Marine Geoscience Data System
Harvest Date: 2025-01-06T09:34:50.952Z