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Vila Franca de Xira Fault

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Journal Article

Characterization of an Intraplate Seismogenic Zone Using Geophysical and Borehole Data: The Vila Franca de Xira Fault, Portugal Available to Purchase

João Carvalho, Daniela Alves, João Cabral, Ranajit Ghose, José Borges, Ruben Dias, Elsa Ramalho, Bento Caldeira, João Casacão, Jaime Leote
Published: 20 May 2020
Seismological Research Letters (2020) 91 (4): 2287–2297.
DOI: https://doi.org/10.1785/0220190317
...João Carvalho; Daniela Alves; João Cabral; Ranajit Ghose; José Borges; Ruben Dias; Elsa Ramalho; Bento Caldeira; João Casacão; Jaime Leote Abstract The Vila Franca de Xira (VFX) fault is a regional fault zone located about 25 km northeast of Lisbon, affecting Neogene sediments. Recent shear‐wave...
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View PDF for article title, Characterization of an Intraplate Seismogenic Zone Using Geophysical and Borehole Data: The <span class="search-highlight">Vila</span> <span class="search-highlight">Franca</span> <span class="search-highlight">de</span> <span class="search-highlight">Xira</span> <span class="search-highlight">Fault</span>, Portugal
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Journal Article

The 1531 Lisbon Earthquake: A Tsunami in the Tagus Estuary? Available to Purchase

M. A. Baptista, J. M. Miranda, J. Batlló
Published: 16 September 2014
Bulletin of the Seismological Society of America (2014) 104 (5): 2149–2161.
DOI: https://doi.org/10.1785/0120130316
... of the associated river oscillations. We hypothesize that the initial disturbance of the water can be attributed to the coseismic deformation of the estuary riverbed, and we use a nonlinear shallow water model to simulate the tsunami propagation and inundation. We show that the Vila Franca de Xira fault is the most...
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View PDF for article title, The 1531 Lisbon Earthquake: A Tsunami in the Tagus Estuary?
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Synthetic mareograms computed for four locations upriver. Close to Vila Franca de Xira fault, there is significant retreat of the river water. (The inset shows site locations.) The color version of this figure is available only in the electronic edition.

Synthetic mareograms computed for four locations upriver. Close to Vila Fra... Available to Purchase

Published: 16 September 2014
Figure 6. Synthetic mareograms computed for four locations upriver. Close to Vila Franca de Xira fault, there is significant retreat of the river water. (The inset shows site locations.) The color version of this figure is available only in the electronic edition.
Image
▴ Regional geology of the study area. Figure 2 encloses the same area as Figure 1B. The Azambuja fault (AF) and Vila Franca de Xira fault (VFX) are shown according to Cabral (2004). White and black squares in Entroncamento and Pombalinho indicate the location of photo mosaics in Figures 3 and 4, respectively. A black circle shows the location of the exposures near Cartaxo.

▴ Regional geology of the study area. Figure 2 encloses the same area as F... Available to Purchase

Published: 01 January 2012
Figure 2. ▴ Regional geology of the study area. Figure 2 encloses the same area as Figure 1B . The Azambuja fault (AF) and Vila Franca de Xira fault (VFX) are shown according to Cabral (2004). White and black squares in Entroncamento and Pombalinho indicate the location of photo mosaics
Image
Candidate sources for the 1531 earthquake and tsunami. MT, Montejunto thrust; OF, Ota fault; AF, Azambuja fault; BF, Benavente fault; VFXF, Vila Franca de Xira fault; PNF, Pinhal Novo fault; and TIE, Tagus inner estuary. The crossed lines correspond to the epicenter location as given by Boxer (Gasperini et al., 1999), and the star corresponds to the location of the 1909 earthquake. The color version of this figure is available only in the electronic edition.

Candidate sources for the 1531 earthquake and tsunami. MT, Montejunto thrus... Available to Purchase

Published: 16 September 2014
Figure 3. Candidate sources for the 1531 earthquake and tsunami. MT, Montejunto thrust; OF, Ota fault; AF, Azambuja fault; BF, Benavente fault; VFXF, Vila Franca de Xira fault; PNF, Pinhal Novo fault; and TIE, Tagus inner estuary. The crossed lines correspond to the epicenter location as given
Image
Location of the Vila Franca de Xira (VFX) fault and geophysical data acquisition sites of VFX and Castanheira do Ribatejo (CDR) over a simplified geological map (Laboratório Nacional de Energia e Geologia [LNEG], 2010). 1, outcropping VFX fault; 2, inferred prolonging of the VFX fault.

Location of the Vila Franca de Xira (VFX) fault and geophysical data acquis... Available to Purchase

Published: 20 May 2020
Figure 2. Location of the Vila Franca de Xira (VFX) fault and geophysical data acquisition sites of VFX and Castanheira do Ribatejo (CDR) over a simplified geological map ( Laboratório Nacional de Energia e Geologia [LNEG], 2010 ). 1, outcropping VFX fault; 2, inferred prolonging of the VFX fault.
Journal Article

Earthquake-faulting-related deformation in soil evidenced in S-wave shallow reflection data: Field results from Portugal Available to Purchase

João Carvalho, Ranajit Ghose, Daniela Alves, Jaime Leote
Journal: Geophysics
Published: 11 July 2016
Geophysics (2016) 81 (5): IM97–IM108.
DOI: https://doi.org/10.1190/geo2015-0040.1
... and VFX and CDR shear-wave seismic profile locations. Figure  2b shows the location of the Vila Franca de Xira (VFX) fault. Our study area is marked. The area is located close to the city of Vila Franca Xira, which is only 25 km northeast of the densely populated metropolitan Lisbon. The VFX fault...
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View PDF for article title, Earthquake-<span class="search-highlight">faulting</span>-related deformation in soil evidenced in S-wave shallow reflection data: Field results from Portugal
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Journal Article

Large Holocene Earthquakes in the Lower Tagus Valley Fault Zone, Central Portugal Available to Purchase

G. M. Besana-Ostman, S. P. Vilanova, E. S. Nemser, A. Falcao-Flor, S. Heleno, H. Ferreira, J. D. Fonseca
Published: 01 January 2012
Seismological Research Letters (2012) 83 (1): 67–76.
DOI: https://doi.org/10.1785/gssrl.83.1.67
...Figure 2. ▴ Regional geology of the study area. Figure 2 encloses the same area as Figure 1B . The Azambuja fault (AF) and Vila Franca de Xira fault (VFX) are shown according to Cabral (2004). White and black squares in Entroncamento and Pombalinho indicate the location of photo mosaics...
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View PDF for article title, Large Holocene Earthquakes in the Lower Tagus Valley <span class="search-highlight">Fault</span> Zone, Central Portugal
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Journal Article

The 1531 Lisbon earthquake Available to Purchase

J. L. Justo, C. Salwa
Published: 01 April 1998
Bulletin of the Seismological Society of America (1998) 88 (2): 319–328.
DOI: https://doi.org/10.1785/BSSA0880020319
... collects the described human losses in the neighboring towns and villages. In Castanheira and Vila Franca de Xira, where the data are more accurate, approximately 10% of the population died (Henriques et al., 1988). 322 J.L. Justo and C. Salwa Historical Accounts of Damage in Portugal The most affected...
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Journal Article

This issue of Geophysics Available to Purchase

Journal: Geophysics
Published: 02 September 2016
Geophysics (2016) 81 (5): 1SO–6SO.
DOI: https://doi.org/10.1190/geo2016-0808-TIOgeo.1
... methodology for interpreting the evidence of seismogenic soft-sediment deformation in shallow shear-wave reflection data. The results, supported by modeling, indicate that the Vila Franca de Xira fault has been active into the Holocene and, due to its close proximity to Lisbon, Portugal, poses a serious...
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Journal Article

The Seismicity of Portugal and Its Adjacent Atlantic Region from 1300 to 2014: Maximum Observed Intensity (MOI) Map Available to Purchase

C. Ferrão, M. Bezzeghoud, B. Caldeira, J. F. Borges
Published: 01 May 2016
Seismological Research Letters (2016) 87 (3): 743–750.
DOI: https://doi.org/10.1785/0220150217
... people (Lisbon) 1531/01/26 −9.0 38.9 Vila Franca de Xira IX — Destruction of churches and about 1500 buildings in Lisbon; Tagus river agitated, overtaking the margins; high seismic activity; followed by aftershocks 1587/11/– −8.0 37.1 Loulé VII–VIII — The village of Loulé (Algarve...
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View PDF for article title, The Seismicity of Portugal and Its Adjacent Atlantic Region from 1300 to 2014: Maximum Observed Intensity (MOI) Map
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Journal Article

Ranking Earthquake Sources Using Spatial Residuals of Seismic Scenarios: Methodology Application to the 1909 Benavente Earthquake Available to Purchase

Yolanda de Pro‐Díaz, Susana Vilanova, Carolina Canora
Published: 15 December 2022
Bulletin of the Seismological Society of America (2023) 113 (2): 710–731.
DOI: https://doi.org/10.1785/0120220067
... fault, the Vila Franca de Xira fault, and the Porto Alto fault ( Cabral et al. , 2003 , 2004 , 2013 ; Carvalho et al. , 2006 , 2011 , 2016 ). Besana‐Ostman et al. (2012) reported possible but faint indications of fault‐related geomorphic structures for the Azambuja fault. For the remainder...
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View PDF for article title, Ranking Earthquake Sources Using Spatial Residuals of Seismic Scenarios: Methodology Application to the 1909 Benavente Earthquake
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Journal Article

Deaggregation in Magnitude, Distance, and Azimuth in the South and West of the Iberian Peninsula Available to Purchase

José A. Peláez Montilla, Carlos López Casado, Jesús Henares Romero
Published: 01 August 2002
Bulletin of the Seismological Society of America (2002) 92 (6): 2177–2185.
DOI: https://doi.org/10.1785/0120010295
... 1989 ( m b 4.7). ‡Alentejo, 10 October 1757 ( I MM = VIII); Évora, 1 April 1761 ( I MM = VIII) §Macas, 16 November 1909 ( I MM = VIII); Vendas Novas, 18 May 1927 ( m b 4.2). ∥Lisboa, 28 January 1512 ( I MM = VIII); Vila Franca de Xira, 26 January 1531 ( I MM = VIII-IX...
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Journal Article

Near‐Surface Characterization of the Lisbon and Lower Tagus Valley Area, Portugal, for Seismic Hazard Assessment: V S 30 and Soil Classification Maps Available to Purchase

J. Carvalho, R. Dias, R. Ghose, P. Teves‐Costa, J. Borges, J. Narciso, C. Pinto, J. Leote
Published: 11 September 2018
Bulletin of the Seismological Society of America (2018) 108 (5A): 2854–2876.
DOI: https://doi.org/10.1785/0120170340
...‐Costa et al. , 2013 ), or a single station ( Borges et al. , 2016 ), or unpublished crosshole S ‐wave data. At Salvaterra de Magos (SM), Samora Correia (SC), and Vila Franca de Xira (VFX), refraction velocities were tested with AV measurements ( Teves‐Costa et al. , 2013 ; Borges et al. , 2016...
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View PDF for article title, Near‐Surface Characterization of the Lisbon and Lower Tagus Valley Area, Portugal, for Seismic Hazard Assessment: V S 30 and Soil Classification Maps
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Journal Article

Incorporating Descriptive Metadata into Seismic Source Zone Models for Seismic‐Hazard Assessment: A Case Study of the Azores–West Iberian Region Available to Purchase

Susana P. Vilanova, Eliza S. Nemser, Glenda M. Besana‐Ostman, Mourad Bezzeghoud, José F. Borges, António Brum da Silveira, João Cabral, João Carvalho, Pedro P. Cunha, Ruben P. Dias, José Madeira, Fernando C. Lopes, Carlos S. Oliveira, Hector Perea, Julián García‐Mayordomo, Ivan Wong, Ronald Arvidsson, Joao F. B. D. Fonseca
Published: 03 June 2014
Bulletin of the Seismological Society of America (2014) 104 (3): 1212–1229.
DOI: https://doi.org/10.1785/0120130210
...‐Vila Franca de Xira‐Lisbon‐Sesimbra fault zone, Portugal , Geophys. J. Int. 174 , 567 – 584 . Cornell C. ( 1968 ). Engineering seismic risk analysis , Bull. Seismol. Soc. Am. 58 , 1568 – 1606 . Cunha T. A. Matias L. M. Terrinha P. Negredo A. M. Rosas F...
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View PDF for article title, Incorporating Descriptive Metadata into Seismic Source Zone Models for Seismic‐Hazard Assessment: A Case Study of the Azores–West Iberian Region
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Lisbon 1755: A Case of Triggered Onshore Rupture? Available to Purchase

Susana P. Vilanova, Catarina F. Nunes, Joao F. B. D. Fonseca
Published: 01 October 2003
Bulletin of the Seismological Society of America (2003) 93 (5): 2056–2068.
DOI: https://doi.org/10.1785/0120020245
... of the Tagus River 25 km northeast of Lisbon, drawn in the first half of the eighteenth century (precise date and author unknown). This stretch of the river is depicted as a broad lagoon with several islets. The circle shows the town of Vila Franca de Xira, and the square signals the site where the “rising...
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Coral and Other Organic Reefs in Geologic Column Available to Purchase

W. H. Twenhofel
Journal: AAPG Bulletin
Published: 01 February 1950
AAPG Bulletin (1950) 34 (2): 182–202.
DOI: https://doi.org/10.1306/3D933ECC-16B1-11D7-8645000102C1865D
... Series of Montana ,” Bull. Geol. Soc. America , Vol. 44 ( 1933 ), pp. 1135 – 42 . Freire de andrade , C. , “ Um recife corálico no Jurassico de Vila Franca de Xira ,” Bull. Mus. e Lab. Miner. e Geol. , Ser. 1 , No. 3 ( 1934 ), pp. 189 – 97 . Gilbert , G. K. , AND Gulliver...
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Petroleum Developments in Europe in 1955 Available to Purchase

Robert E. King
Journal: AAPG Bulletin
Published: 01 July 1956
AAPG Bulletin (1956) 40 (7): 1543–1581.
DOI: https://doi.org/10.1306/5CEAE4FC-16BB-11D7-8645000102C1865D
... miles north-northwest of Lisbon and 3 1 2 miles northwest of Vila Franca de Xira, was drilling at 6,340 feet at the end of 1955. In addition, five shallow tests were drilled in the Torres Vedras area, where encouraging showings of oil had been found in wells drilled in previous years...
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