Geological and geo-structural characterization of the Montemurro area (Southern Italy) inferred from audiomagnetotelluric survey

This paper presents the results obtained by an audio-magnetotelluric (AMT) survey carried out crossing the western sector of Montemurro village (Southern Italy) affected by an intense hydrogeological instability. The AMT investigation was aimed to settle the question concerning the possible prosecut...

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Main Authors: Gerardo Romano, Marianna Balasco, Agata Siniscalchi, Erwan Gueguen, Zaccaria Petrillo, Simona Tripaldi
Format: Article
Language:English
Published: Taylor & Francis Group 2018-01-01
Series:Geomatics, Natural Hazards & Risk
Subjects:
Online Access:http://dx.doi.org/10.1080/19475705.2018.1502210
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author Gerardo Romano
Marianna Balasco
Agata Siniscalchi
Erwan Gueguen
Zaccaria Petrillo
Simona Tripaldi
author_facet Gerardo Romano
Marianna Balasco
Agata Siniscalchi
Erwan Gueguen
Zaccaria Petrillo
Simona Tripaldi
author_sort Gerardo Romano
collection DOAJ
description This paper presents the results obtained by an audio-magnetotelluric (AMT) survey carried out crossing the western sector of Montemurro village (Southern Italy) affected by an intense hydrogeological instability. The AMT investigation was aimed to settle the question concerning the possible prosecution toward SE of the Eastern Agri Fault System whose surficial evidences could be blinded by extensive landslides phenomena and by anthropization of the territory. The AMT profile was oriented in NE-SW direction, orthogonal to the main geological structures of the investigated area. It crossed longitudinally the area affected by instability. The AMT model provides new insights on already known faults (i.e. Montemurro Faults) and imaged their in-depth immersion thus answering to still open geological question in the investigated areas. Furthermore, the high resolution of the model allowed the imaging of the boundaries, in terms of resistivity contrast, between material affected/unaffected by the sliding dynamics or characterized by an higher water content. The results provide new knowledge about the geological and geoelectrical structures in the area. They will be fully integrated with the results of the on-going research activities in the area and will represent an additional step for the multiscale and multiparametrical characterization of the Agri Valley geological setting.
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spelling doaj.art-db03a625d29d4889afdd62d1f4e9d19f2022-12-22T02:42:18ZengTaylor & Francis GroupGeomatics, Natural Hazards & Risk1947-57051947-57132018-01-01911156117110.1080/19475705.2018.15022101502210Geological and geo-structural characterization of the Montemurro area (Southern Italy) inferred from audiomagnetotelluric surveyGerardo Romano0Marianna Balasco1Agata Siniscalchi2Erwan Gueguen3Zaccaria Petrillo4Simona Tripaldi5Università degli Studi di Bari “Aldo Moro”Consiglio Nazionale delle RicercheUniversità degli Studi di Bari “Aldo Moro”Consiglio Nazionale delle RicercheIstituto Nazionale di Geofisica e VulcanologiaUniversità degli Studi di Bari “Aldo Moro”This paper presents the results obtained by an audio-magnetotelluric (AMT) survey carried out crossing the western sector of Montemurro village (Southern Italy) affected by an intense hydrogeological instability. The AMT investigation was aimed to settle the question concerning the possible prosecution toward SE of the Eastern Agri Fault System whose surficial evidences could be blinded by extensive landslides phenomena and by anthropization of the territory. The AMT profile was oriented in NE-SW direction, orthogonal to the main geological structures of the investigated area. It crossed longitudinally the area affected by instability. The AMT model provides new insights on already known faults (i.e. Montemurro Faults) and imaged their in-depth immersion thus answering to still open geological question in the investigated areas. Furthermore, the high resolution of the model allowed the imaging of the boundaries, in terms of resistivity contrast, between material affected/unaffected by the sliding dynamics or characterized by an higher water content. The results provide new knowledge about the geological and geoelectrical structures in the area. They will be fully integrated with the results of the on-going research activities in the area and will represent an additional step for the multiscale and multiparametrical characterization of the Agri Valley geological setting.http://dx.doi.org/10.1080/19475705.2018.1502210Audio-magnetotelluriclandslidesSouthern ApennineEastern Agri Fault System (EAFS)electrical resistivity model
spellingShingle Gerardo Romano
Marianna Balasco
Agata Siniscalchi
Erwan Gueguen
Zaccaria Petrillo
Simona Tripaldi
Geological and geo-structural characterization of the Montemurro area (Southern Italy) inferred from audiomagnetotelluric survey
Geomatics, Natural Hazards & Risk
Audio-magnetotelluric
landslides
Southern Apennine
Eastern Agri Fault System (EAFS)
electrical resistivity model
title Geological and geo-structural characterization of the Montemurro area (Southern Italy) inferred from audiomagnetotelluric survey
title_full Geological and geo-structural characterization of the Montemurro area (Southern Italy) inferred from audiomagnetotelluric survey
title_fullStr Geological and geo-structural characterization of the Montemurro area (Southern Italy) inferred from audiomagnetotelluric survey
title_full_unstemmed Geological and geo-structural characterization of the Montemurro area (Southern Italy) inferred from audiomagnetotelluric survey
title_short Geological and geo-structural characterization of the Montemurro area (Southern Italy) inferred from audiomagnetotelluric survey
title_sort geological and geo structural characterization of the montemurro area southern italy inferred from audiomagnetotelluric survey
topic Audio-magnetotelluric
landslides
Southern Apennine
Eastern Agri Fault System (EAFS)
electrical resistivity model
url http://dx.doi.org/10.1080/19475705.2018.1502210
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