Fault geometry, coseismic-slip distribution and Coulomb stress change associated with the 2009 April 6, M w 6.3, L'Aquila earthquake from inversion of GPS displacements

Geophysical Journal International

Volumn 188, Issue 2, 2012, Pages 473-489

  Serpelloni, E ^a   Anderlini, L ^a,b   Belardinelli, M E ^b  

^a ISTITUTO NAZIONALE DI GEOFISICA E VULCANOLOGIA   (Italy)

^b UNIVERSITY OF BOLOGNA   (Italy)

Author keywords

Earthquake ground motions; Earthquake interaction, forecasting, and prediction; Earthquake source observations; Satellite geodesy; Space geodetic surveys

Indexed keywords

APENNINES; BOOTSTRAP APPROACH; CONFIDENCE BOUNDS; COSEISMIC DEFORMATION; COULOMB STRESS; DISCRETIZATIONS; EARTHQUAKE GROUND MOTIONS; EARTHQUAKE SOURCE OBSERVATIONS; EPICENTRE; FAULT GEOMETRY; FAULT PLANES; GPS DATA; INVERTED SLIP; ISOTROPIC HALF-SPACE; MAINSHOCK; MODEL PARAMETERS; MODEL RESOLUTION; NON-LINEAR OPTIMIZATION ALGORITHMS; NORMAL FAULTS; SATELLITE GEODESY; SLIP DISTRIBUTION; SLIP MODEL; SPACE GEODETIC SURVEYS; SPATIAL SCALE;

ALGORITHMS; CAPILLARY FLOW; CONSTRAINED OPTIMIZATION; EARTHQUAKES; GEODESY; GLOBAL POSITIONING SYSTEM; SURVEYS;

GEODETIC SATELLITES;

AFTERSHOCK; ALGORITHM; BOOTSTRAPPING; COSEISMIC PROCESS; COULOMB CRITERION; DEFORMATION; DISPLACEMENT; EARTHQUAKE EPICENTER; EARTHQUAKE EVENT; EARTHQUAKE PREDICTION; EARTHQUAKE RUPTURE; FAULT GEOMETRY; FAULT PLANE; GEODESY; GPS; GROUND MOTION; HALF SPACE; NORMAL FAULT; OPTIMIZATION; SEISMIC SOURCE; SLIP; STRESS CHANGE;

ABRUZZI; APENNINES; ITALY;

AQUILA;

EID: 84855462756     PISSN: 0956540X     EISSN: 1365246X     Source Type: Journal    
DOI: 10.1111/j.1365-246X.2011.05279.x     Document Type: Article

References (48)

1. Amoruso, A. & Crescentini, L., 2009. Slow diffusive fault slip propagation following the 6 April 2009 L'Aquila earthquake, Italy, Geophys. Res. Lett., 36, L24306, doi:.
2. Anzidei, M., Baldi, P. & Serpelloni, E., 2008a. The coseismic ground deformations of the 1997 Umbria-Marche earthquakes: a lesson for the development of new GPS networks, Ann. Geophys., 51, 343-359.
3. Anzidei, M. et al. 2008b. La rete geodetica GPS dell'Appennino Centrale CA-GeoNet, Quaderni di Geofisica, N. 54. Available at: (last accessed 2011 November 18).
4. Anzidei, M. et al. 2009. Coseismic deformation of the destructive April 6, 2009 L'Aquila earthquake (central Italy) from GPS data, Geophys. Res. Lett., 36, L17307, doi:.
5. Arnadottir, T. & Segall, P., 1994. The 1989 Loma-Prieta earthquake imaged from inversion of geodetic data, J. geophys. Res., 99, 21 835-21 855.
6. Atzori, S. et al. 2009. Finite fault inversion of DInSAR coseismic displacement of the 2009 L'Aquila earthquake (central Italy), Geophys. Res. Lett., 36, L15305, doi:.
7. Avallone, A. et al. 2010. The RING network: improvement of a GPS velocity field in the central Mediterranean, Ann. Geophys., 53(2), 39-54.
8. Avallone, A. et al. 2011. Very high rate (10 Hz) GPS seismology for moderate-magnitude earthquakes: the case of the Mw 6.3 L'Aquila (central Italy) event, J. geophys. Res., 116(B2), doi:.
9. Bagnaia, R., D'Epifanio, A. & Sylos Labini, S., 1992. Aquila and subaequan basins: an example of Quaternary evolution in Central Apennines, Italy, Quater. Nova, II, 1-23.
10. Barchi, M., Galadini, F., Lavecchia, G., Messina, P., Michetti, A.M., Peruzza, L., Pizzi, A. & Tondi, E., 2000. Sintesi delle Conoscenze Sulle Faglie Attive in Italia Centrale: Parametrizzazione ai Fini della Caratterizzazione della Pericolosità Sismica, 62CNR-Gruppo Nazionale per la Difesa dai Terremoti, Roma.
11. Boncio, P., Lavecchia, G. & Pace, B., 2004. Defining a model of 3D seismogenic sources for Seismic Hazard Assessment applications: the case of Central Apennines (Italy), J. Seismol., 8, 407-425.
12. Bürgmann, R., Segall, P., Lisowski, M. & Svarc, J., 1997. Postseismic strain following the 1989 Loma Prieta earthquake from GPS and leveling measurements, J. geophys. Res., 102, 4933-4955.
13. Celis, M., Dennis, E.J. & Tapia, R.A., 1985. A trust region strategy for nonlinear equality constrained optimization. in Numerical Optimization 1994, pp. 71-82, eds Boggs, P.T., Byrd, R.H. & Schnabel, R.B., SIAM, Philadelphia, PA.
14. Cheloni, D. et al. 2010. Coseismic and initial post-seismic slip of the 2009 Mw 6.3 L'Aquila earthquake, Italy, from GPS measurements, Geophys. J. Int., 181, 1539-1546.
15. Chiarabba, C. et al. 2009. The 2009 L'Aquila (central Italy) Mw 6.3 earthquake: mainshock and aftershocks, Geophys. Res. Lett., 36, L18308, doi:.
16. Chiarabba, C., Jovane, L. & DiStefano, R., 2005. A new view of Italian seismicity using 20 years of instrumental recordings, Tectonophysics, 395, 251-268.
17. Chiaraluce, L. et al. 2011. The 2009 L'Aquila (central Italy) seismic sequence, Boll. Geof. Teor. Appl., 52(3), 367-387, doi:.
18. Cirella, A., Piatanesi, A., Cocco, M., Tinti, E., Scognamiglio, L., Michelini, A., Lomax, A. & Boschi, E., 2009. Rupture history of the 2009 L'Aquila (Italy) earthquake from nonlinear joint inversion of strong motion and GPS data, Geophys. Res. Lett., 36, L19304, doi:.
19. Coleman, T.F. & Verma, A., 2001. A preconditioned conjugate gradient approach to linear equality constrained minimization, Comput. Optim. Appl., 20, 61-72.
20. D'Agostino, N., Giuliani, R., Mattone, M. & Bonci, L., 2001. Active crustal extension in the Central Apennines (Italy) inferred from GPS measurements in the interval 1994-1999, Geophys. Res. Lett., 28, 2121-2124.
21. Devoti, R. et al., 2011. The coseismic and postseismic deformation of the L'Aquila, 2009 earthquake from repeated GPS measurements, Ital. J. Geosci., submitted.
22. Di Luzio, E., Mele, G., Tiberti, M.M., Cavinato, G.P. & Parotto M., 2009. Moho deepening and shallow upper crust delamination beneath the Central Apennines, Earth planet. Sci. Lett., 280, 1-12.
23. Dong, D., Fang, P., Bock, Y., Cheng, M.K. & Miyazaki, S., 2002. Anatomy of apparent seasonal variations from GPS-derived site position time series, J. geophys. Res., 107(B4), doi:.
24. Dong, D., Herring, T.A. & King, R.W., 1998. Estimating regional deformation from a combination of space and terrestrial geodetic data, J. Geodyn., 72, 200-214.
25. Du, Y., Aydin, A. & Segall, P., 1992. Comparison of various inversion techniques as applied to the determination of a geophysical deformation model for the 1983 Borah Peak earthquake, Bull. seism. Soc. Am., 82, 1840-1866.
26. EMERGEO Working Group, 2010. Evidence for surface rupture associated with the Mw 6.3 L'Aquila earthquake sequence of April 2009 (central Italy), Terra Nova, 22, 43-51, doi:.
27. Falcucci, E. et al. 2009. The Paganica Fault and surface coseismic ruptures caused by the 6 April 2009 earthquake (L'Aquila, Central Italy), Seismol. Res. Lett., 80, 940-950.
28. Galadini, F. & Galli, P., 2000. Active tectonics in the central Apennines (Italy): input data for seismic hazard assessment, Nat. Hazards, 22, 225-270.
29. Galli, P., Galadini, F. & Pantosti, D., 2008. Twenty years of paleoseismology in Italy, Earth Sci. Rev., 88(1-2), 89-117, doi:.
30. Harris, R.A. & Segall, P., 1987. Detection of a locked zone at depth on the Parkfield, California, segment of the San Andreas Fault, J. geophys. Res., 92, 7945-7962.
31. Hearn, E.H. & Bürgmann, R., 2005. The effect of elastic layering on inversions of GPS data for coseismic slip and resulting stress changes: strike-slip earthquakes, Bull. seism. Soc. Am., 95, 1637-1653.
32. Herring, T., King, R.W. & McClusky, S., 2006. GAMIT Reference Manual, Release 10.3, Massachussetts Institute of Technology, Cambridge, MA.
33. Lanari, R. et al. 2010. Surface displacements associated with the L'Aquila 2009 Mw 6.3 earthquake (central Italy): new evidence from SBAS-DInSAR time series analysis, Geophys. Res. Lett., 37, L20309, doi:.
34. Okada, Y., 1985. Surface deformation due to shear and tensile faults in a half-space, Bull. seism. Soc. Am., 75, 1135-1154.
35. Okada, Y., 1992. Internal deformation due to shear and tensile faults in a half-space, Seism. Soc. Am., 82, 1018-1040.
36. Page, M.T., Custódio, S., Archuleta, R.J. & Carlson, J.M., 2009. Constraining earthquake source inversions with GPS data. 1. Resolution-based removal of artifacts, J. geophys. Res., 114(B1), doi:.
37. Papadopoulos, G.A., Charalampakis, M., Fokaefs, A. & Minadakis, G., 2010. Strong foreshock signal preceding the L'Aquila (Italy) earthquake (Mw 6.3) of 6 April 2009, Nat. Hazards Earth Syst. Sci., 10, 19-24.
38. Perfettini, H. & Avouac, J.P., 2007. Modeling afterslip and aftershocks following the 1992 Landers earthquake, J. geophys. Res., 112(B7), doi:.
39. Pino, N.A. & Di Luccio, F., 2009. Source complexity of the 6 April 2009 L'Aquila (central Italy) earthquake and its strongest aftershock revealed by elementary seismological analysis, Geophys. Res. Lett., 36(23), doi:.
40. Pondrelli, S., Salimbeni, S., Morelli, A., Ekstrom, G., Olivieri, M. & Boschi, E., 2010. Seismic moment tensors of the April 2009, L'Aquila (Central Italy), earthquake sequence, Geophys. J. Int., 180, 238-242.
41. Scognamiglio, L., Tinti, E., Michelini, A., Dreger, D.S., Cirella, A., Cocco, M., Mazza, S. & Piatanesi, A., 2010. fast determination of moment tensors and rupture history: what has been learned from the 6 April 2009 L'Aquila earthquake sequence, Seism. Res. Lett., 81(6), 892-906, doi:.
42. Serpelloni, E., Anzidei, M., Baldi, P., Casula, G. & Galvani, A., 2006a. GPS measurement of active strains across the Apennines, Ann. Geophys., 49, 319-329.
43. Serpelloni, E., Casula, G., Galvani, A., Anzidei, M. & Baldi, P., 2006b. Data analysis of permanent GPS networks in Italy and surrounding regions: application of a distributed processing approach, Ann. Geophys., 49, 897-928.
44. Steacy, S., Marsan, D., Nalbant, S.S. & McCloskey, J., 2004. Sensitivity of static stress calculations to the earthquake slip distribution, J. geophys. Res., 109, B04303, doi:.
45. Trasatti, E., Kyriakopoulos, C. & Chini, M., 2011. Finite element inversion of DInSAR data from the Mw 6.3 L'Aquila earthquake, 2009 (Italy), Geophys. Res. Lett., 38, L08306, doi:.
46. Valensise, G. & Pantosti, D., 2001. The investigation of potential earthquake sources in peninsular Italy: a review, J. Seismol., 5, 287-306.
47. Walters, R.J. et al. 2009. The 2009 L'Aquila earthquake (central Italy): a source mechanism and implications for seismic hazard, Geophys. Res. Lett., 36(17), doi:.
48. Wessel, P. & Smith, W.H.F., 1998. New, improved version of the generic mapping tools released, EOS, Trans. Am. geophys. Un., 79, 579, doi:.