New Data of the 1755 Earthquake and Tsunami in Lisbon, Portugal

In spite of the significant number of studies focused on the 1755 earthquake and tsunami, there are still many unknowns regarding this event in Lisbon, Portugal. Thus, in this research the authors compiled historical documents, including some that had never been analyzed, complemented with a field s...

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Main Authors: Angela Santos, Delminda Rijo
Format: Article
Language:English
Published: MDPI AG 2022-07-01
Series:Geosciences
Subjects:
Online Access:https://www.mdpi.com/2076-3263/12/8/286
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author Angela Santos
Delminda Rijo
author_facet Angela Santos
Delminda Rijo
author_sort Angela Santos
collection DOAJ
description In spite of the significant number of studies focused on the 1755 earthquake and tsunami, there are still many unknowns regarding this event in Lisbon, Portugal. Thus, in this research the authors compiled historical documents, including some that had never been analyzed, complemented with a field survey and tsunami numerical modeling at the historical civil parish of Santo Estevão, Lisbon. It was possible to identify 13 buildings, including three religious buildings and five palaces. Furthermore, the new data showed that contradicting the general idea, the earthquake caused significant damage to the selected territory because the number of households decreased by 52%. The number of residents decreased to about 51%, and in 1756, 1041 residents were still living in 297 temporary shelters. There were more than 44 dead and 1122 residents were unaccounted for. The fire did not hit the area, and the tsunami numerical model results were validated by the historical accounts and cartography, which indicate that the coastal area of the studied area was not significantly inundated by the tsunami. The consultation of historical documents that had never been analyzed by contemporary researchers provides a breakthrough in the knowledge of the event since it allowed a very detailed analysis of the disaster impact.
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spelling doaj.art-782cdc0e4fa6432bb941a68eb7cbb5d62023-11-30T21:28:34ZengMDPI AGGeosciences2076-32632022-07-0112828610.3390/geosciences12080286New Data of the 1755 Earthquake and Tsunami in Lisbon, PortugalAngela Santos0Delminda Rijo1Centre for Geographical Studies and Associated Laboratory TERRA, Institute of Geography and Spatial Planning, University of Lisbon, Rua Branca Edmée Marques, 1600-276 Lisboa, PortugalCâmara Municipal de Lisboa, Gabinete de Estudos Olisiponenses, Estrada de Benfica, Palácio Beau, Séjour, 368, 1500-100 Lisboa, PortugalIn spite of the significant number of studies focused on the 1755 earthquake and tsunami, there are still many unknowns regarding this event in Lisbon, Portugal. Thus, in this research the authors compiled historical documents, including some that had never been analyzed, complemented with a field survey and tsunami numerical modeling at the historical civil parish of Santo Estevão, Lisbon. It was possible to identify 13 buildings, including three religious buildings and five palaces. Furthermore, the new data showed that contradicting the general idea, the earthquake caused significant damage to the selected territory because the number of households decreased by 52%. The number of residents decreased to about 51%, and in 1756, 1041 residents were still living in 297 temporary shelters. There were more than 44 dead and 1122 residents were unaccounted for. The fire did not hit the area, and the tsunami numerical model results were validated by the historical accounts and cartography, which indicate that the coastal area of the studied area was not significantly inundated by the tsunami. The consultation of historical documents that had never been analyzed by contemporary researchers provides a breakthrough in the knowledge of the event since it allowed a very detailed analysis of the disaster impact.https://www.mdpi.com/2076-3263/12/8/2861755 tsunamiLisbonfirst-hand historical documentsfield surveynumerical model
spellingShingle Angela Santos
Delminda Rijo
New Data of the 1755 Earthquake and Tsunami in Lisbon, Portugal
Geosciences
1755 tsunami
Lisbon
first-hand historical documents
field survey
numerical model
title New Data of the 1755 Earthquake and Tsunami in Lisbon, Portugal
title_full New Data of the 1755 Earthquake and Tsunami in Lisbon, Portugal
title_fullStr New Data of the 1755 Earthquake and Tsunami in Lisbon, Portugal
title_full_unstemmed New Data of the 1755 Earthquake and Tsunami in Lisbon, Portugal
title_short New Data of the 1755 Earthquake and Tsunami in Lisbon, Portugal
title_sort new data of the 1755 earthquake and tsunami in lisbon portugal
topic 1755 tsunami
Lisbon
first-hand historical documents
field survey
numerical model
url https://www.mdpi.com/2076-3263/12/8/286
work_keys_str_mv AT angelasantos newdataofthe1755earthquakeandtsunamiinlisbonportugal
AT delmindarijo newdataofthe1755earthquakeandtsunamiinlisbonportugal