Analysis of Ocean Parameters as Sources of Coastal Storm Damage: Regional Empirical Thresholds in Northern Spain

This contribution aims to explore the role of oceanographic parameters on the damage caused by storms at the eastern Cantabrian coast (1996–2016). All wave storms affecting the study area were characterized in terms of several oceanographic parameters; among them, damaging storms (responsible for di...

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Main Authors: Victoria Rivas, Carolina Garmendia, Domingo Rasilla
Format: Article
Language:English
Published: MDPI AG 2022-06-01
Series:Climate
Subjects:
Online Access:https://www.mdpi.com/2225-1154/10/6/88
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author Victoria Rivas
Carolina Garmendia
Domingo Rasilla
author_facet Victoria Rivas
Carolina Garmendia
Domingo Rasilla
author_sort Victoria Rivas
collection DOAJ
description This contribution aims to explore the role of oceanographic parameters on the damage caused by storms at the eastern Cantabrian coast (1996–2016). All wave storms affecting the study area were characterized in terms of several oceanographic parameters; among them, damaging storms (responsible for direct and tangible loss) were identified. Cross-referencing both databases makes it possible to find some thresholds that explain storm conditions associated with property damage. Particularly relevant are those responsible for significant and widespread damage: maximum significant offshore wave height >6.5 m, maximum total water level >6 m, SPI > 1700 m<sup>2</sup>h, and a storm duration >48 h. These values are exceptionally high, mostly exceeding the 95th percentile. A comparison has been made with other thresholds described in the literature. The concurrence of high wave height and high tidal level is crucial as the greatest damage is caused by the combination of wave impact and over-wash, so a long duration of the storm is necessary to coincide with high tide. An empirical Intensity-Duration threshold has also been obtained with the following function I = 248.7 D<sup>−0.45</sup>. Damage can occur with moderate storms, but with severe effects only with exceptional wave and sea-level values, during long-lasting storms.
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spelling doaj.art-d8bc15f2952a450a8183fd69a083d84b2023-11-23T16:08:03ZengMDPI AGClimate2225-11542022-06-011068810.3390/cli10060088Analysis of Ocean Parameters as Sources of Coastal Storm Damage: Regional Empirical Thresholds in Northern SpainVictoria Rivas0Carolina Garmendia1Domingo Rasilla2Grupo de Investigación de Medio Natural (GIMENA), Department of Geography, Urban and Regional Planning, University of Cantabria, 39005 Santander, SpainGrupo de Investigación de Medio Natural (GIMENA), Department of Geography, Urban and Regional Planning, University of Cantabria, 39005 Santander, SpainGrupo de Investigación de Medio Natural (GIMENA), Department of Geography, Urban and Regional Planning, University of Cantabria, 39005 Santander, SpainThis contribution aims to explore the role of oceanographic parameters on the damage caused by storms at the eastern Cantabrian coast (1996–2016). All wave storms affecting the study area were characterized in terms of several oceanographic parameters; among them, damaging storms (responsible for direct and tangible loss) were identified. Cross-referencing both databases makes it possible to find some thresholds that explain storm conditions associated with property damage. Particularly relevant are those responsible for significant and widespread damage: maximum significant offshore wave height >6.5 m, maximum total water level >6 m, SPI > 1700 m<sup>2</sup>h, and a storm duration >48 h. These values are exceptionally high, mostly exceeding the 95th percentile. A comparison has been made with other thresholds described in the literature. The concurrence of high wave height and high tidal level is crucial as the greatest damage is caused by the combination of wave impact and over-wash, so a long duration of the storm is necessary to coincide with high tide. An empirical Intensity-Duration threshold has also been obtained with the following function I = 248.7 D<sup>−0.45</sup>. Damage can occur with moderate storms, but with severe effects only with exceptional wave and sea-level values, during long-lasting storms.https://www.mdpi.com/2225-1154/10/6/88damaging stormdirect damagemarine storm thresholdseastern Cantabrian coast
spellingShingle Victoria Rivas
Carolina Garmendia
Domingo Rasilla
Analysis of Ocean Parameters as Sources of Coastal Storm Damage: Regional Empirical Thresholds in Northern Spain
Climate
damaging storm
direct damage
marine storm thresholds
eastern Cantabrian coast
title Analysis of Ocean Parameters as Sources of Coastal Storm Damage: Regional Empirical Thresholds in Northern Spain
title_full Analysis of Ocean Parameters as Sources of Coastal Storm Damage: Regional Empirical Thresholds in Northern Spain
title_fullStr Analysis of Ocean Parameters as Sources of Coastal Storm Damage: Regional Empirical Thresholds in Northern Spain
title_full_unstemmed Analysis of Ocean Parameters as Sources of Coastal Storm Damage: Regional Empirical Thresholds in Northern Spain
title_short Analysis of Ocean Parameters as Sources of Coastal Storm Damage: Regional Empirical Thresholds in Northern Spain
title_sort analysis of ocean parameters as sources of coastal storm damage regional empirical thresholds in northern spain
topic damaging storm
direct damage
marine storm thresholds
eastern Cantabrian coast
url https://www.mdpi.com/2225-1154/10/6/88
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AT carolinagarmendia analysisofoceanparametersassourcesofcoastalstormdamageregionalempiricalthresholdsinnorthernspain
AT domingorasilla analysisofoceanparametersassourcesofcoastalstormdamageregionalempiricalthresholdsinnorthernspain