TABLE OF CONTENTS

Understanding the April 6th, 2009 L'Aquila earthquake - the geological contribution: an introductory note to the special issue

Daniela Pantosti(*) & Paolo Boncio(**)

A fresh look at the seismotectonics of the Abruzzi (Central Apennines) following the 6 April 2009 L'Aquila earthquake (Mw 6.3)

Paola Vannoli(*), Pierfrancesco Burrato(*), Umberto Fracassi(*) & Gianluca Valensise(*)

From surface geology to aftershock analysis: Constraints on the geometry of the L'Aquila 2009 seismogenic fault system

Giusy Lavecchia(*), Federica Ferrarini(*), Francesco Brozzetti(*), Rita De Nardis(*), (**), Paolo Boncio(*) & Lauro Chiaraluce(***)

The coseismic and postseismic deformation of the L'Aquila, 2009 earthquake from repeated GPS measurements

Roberto Devoti(1), Letizia Anderlini(2), (3), Marco Anzidei(4), Alessandra Esposito(4), Alessandro Galvani(4), Grazia Pietrantonio(4), Annarita Pisani(4), Federica Riguzzi(4), Vincenzo Sepe(4) & Enrico Serpelloni(5)

Constraining primary surface rupture length along the Paganica fault (2009 L'Aquila earthquake) with geological and geodetic (DInSAR and GPS) data

Stefano Gori(*), Emanuela Falcucci(*), Simone Atzori(*), Marco Chini(*), Marco Moro (*), Enrico Serpelloni(*), Giandomenico Fubelli(**), Michele Saroli(*), (***), Roberto Devoti(*), Salvatore Stramondo(*), Fabrizio Galadini(*) & Stefano Salvi(*)

High-resolution controlled-source seismic tomography across the Middle Aterno basin in the epicentral area of the 2009, Mw 6.3, L'Aquila earthquake (central Apennines, Italy)

Luigi Improta(1), Fabio Villani(1), Pier Paolo Bruno(2), Antonio Castiello(2), Dario De Rosa(2), Francesco Varriale(2), Michele Punzo(2), Carlo Alberto Brunori(3), Riccardo Civico(1), Simona Pierdominici(1), Andrea Berlusconi(4) & Genny Giacomuzzi(3)

Seismic surveys integrated with geological data for in-depth investigation of Mt. Pettino active Fault area (Western L'Aquila Basin)

Marco Tallini(1), Giuseppe Cavuoto(2), Francesco Del Monaco(1), Vincenzo Di Fiore(3), Marco Mancini(2), Grazia Caielli(4), Gian Paolo Cavinato(2), Roberto De Franco(4), Nicola Pelosi(3) & Antonio Rapolla(5)

Surface displacements following the Mw 6.3 L'Aquila earthquake: One year of continuous monitoring via Robotized Total Station

Andrea Manconi(*), Daniele Giordan(*), Paolo Allasia(*), Marco Baldo(*) & Giorgio Lollino(*)

Sand volcanoes induced by the April 6th 2009 Mw 6.3 L'Aquila earthquake: a case study from the Fossa area

Paolo Marco De Martini(*), Francesca Romana Cinti(*), Luigi Cucci(*), Alessandra Smedile(*), Stefania Pinzi(*), Carlo Alberto Brunori(**) & Flavia Molisso(***)

Main geologic factors controlling site response during the 2009 L'Aquila earthquake

Luca Martelli(1), Paolo Boncio(2), Massimo Baglione(3), Giuseppe Cavuoto(4), Marco Mancini(4), Gabriele Scarascia Mugnozza(5) & Marco Tallini(6)

Soil gas degassing during the 2009 L'Aquila earthquake: study of the seismotectonic and fluid geochemistry relation

Nunzia Voltattorni(*), Fedora Quattrocchi(*), Andrea Gasparini(*) & Alessandra Sciarra(*)

The contribution of fluid geochemistry to define the structural patterns of the 2009 L'Aquila seismic source

Fedora Quattrocchi(*), Alberto Pizzi(**), Stefano Gori(*), Paolo Boncio(***), Nunzia Voltattorni(*) & Alessandra Sciarra(*)

Changes on groundwater flow and hydrochemistry of the Gran Sasso carbonate aquifer after 2009 L'Aquila earthquake

Raffaele Adinolfi Falcone(1), Valentina Carucci(2), Antonella Falgiani(1), Mauro Manetta(2), Barbara Parisse(2), Marco Petitta(3), Sergio Rusi(4), Michele Spizzico(5) & Marco Tallini(2)

Intermediate-field hydrogeological response induced by L'Aquila earthquake: the Acque Albule hydrothermal system (Central Italy)

Francesco La Vigna(1), Valentina Carucci(2), Isadora Mariani(1), Liliana Minelli(3), Fiorenzo Pascale(1), Massimo Mattei(1), Roberto Mazza(1) & Marco Tallini(2)