The MW=8.1 Antofagasta (North Chile) Earthquake of July 30, 1995: First results from teleseismic and geodetic data

Geophysical Research Letters

Volumn 23, Issue 9, 1996, Pages 917-920

  Ruegg, J C ^a   Campos, J ^b   Armijo, R ^a   Barrientos, S ^b   Briole, P ^a   Thiele, R ^b   Arancibia, M ^c   Canuta J ^c   Duquesnoy, T ^d   Chang, M ^e   Lazo, D ^f   Lyon Caen, H ^a   Ortlieb, L ^g   Rossignol, J C ^a   Serrurier, L ^f  

^a CNRS   (France)

^b UNIVERSITY OF CHILE   (Chile)

^c SERNAGEOMIN   (Chile)

^d INSTITUT GÉOGRAPHIQUE NATIONAL   (France)

^e INSTITUTO GEOFÍSICO DEL PERÚ   (Peru)

^f UNIVERSIDAD ARTURO PRAT   (Chile)

^g INSTITUT DE RECHERCHE POUR LE DÉVELOPPEMENT   (France)

Author keywords

[No Author keywords available]

Indexed keywords

EARTHQUAKES; GEODESY; GEOMETRY; GEOPHYSICS; SURVEYS; COMPUTER SIMULATION; GEOGRAPHICAL REGIONS; GLOBAL POSITIONING SYSTEM; PROBABILITY; SEISMOLOGY; TECTONICS;

DISPLACEMENT FIELD; ELASTIC HALF SPACE; FOCAL MECHANISM; HORIZONTAL DISPLACEMENTS; PLATE BOUNDARIES; SOURCE TIME FUNCTIONS; SUBDUCTION EARTHQUAKES; TELESEISMIC BODY WAVES;

GEODETIC SATELLITES; EARTHQUAKES;

HORIZONTAL DISPLACEMENT; MOMENT RELEASE; RUPTURE; SLIP; SOUTHWARD DIRECTIVITY; TELESEISMIC BODY WAVE MODELLING; TELESEISMIC DATA;

ANTOFAGASTA EARTHQUAKE 1995; FOCAL MECHANISM; GPS; SEISMIC GAP; SUBDUCTION ZONE; TELESEISMIC DATA;

CHILE, ANTOFAGASTA;

EID: 0029666560     PISSN: 00948276     EISSN: 19448007     Source Type: Journal    
DOI: 10.1029/96GL01026     Document Type: Article

References (15)

1. Armijo, R., R. Thiele, Active faulting in Northern Chile: Ramp stacking and lateral decoupling along a subduction plate boundary, Earth Planet. Sci. Lett., 98, 40-61, 1990
2. Armijo, R., Crustal deformation and seismic cycle in Northern Chile, Seism. Res. Lett., 94, 24, 1993
3. Bock, Y., Interferometric analysis of GPS phase observations, Manuscr. Geod., 11, 282-288, 1986
4. Campos, J., Faulting process of the 1990 June 20 Iran earthquake from broad-band records, Geophys. J. Int., 118, 31-46, 1994
5. Comte, D., M. Pardo, Reappraisal of great historical earthquakes in the Northern Chile and southern Peru seismic gaps, Natural Hazards, 4, 23-44, 1991
6. Comte, D., Determination of seismogenic interplate contact zone and crustal seismicity around Antofagasta, northern Chile using local data, Geophys. J. Int., 116, 553-561, 1994
7. DeMets, C., R. G. Gordon, D. F. Argus, S. Stein, Current plate motions, Geophys. J. Int., 101, 425-478, 1990
8. Kausel, E., J. Campos, The Ms=8 tensional earthquake of December 1950 of northern Chile and its relation to the seismic potential of the region, Phys. Earth Planet. Int., 72, 220-235, 1992
9. Kelleher, J., Rupture zones of large south American earthquakes and some predictions, J. Geophys. Res., 77, 2087-2103, 1972
10. Monfret, T., The July 30, 1995 Antofagasta earthquake: an "hypocritical" seismic event, EOS Trans. AGU, 76, 46, 427, 1995
11. Nábelek, J. L., Determination of earthquake source parameters from inversion of body waves, Ph.D. thesis, pp., Mass. Inst. of Technol. Cambridge, 1984.
12. Nishenko, S. P., Seismic potential for large and great intraplate earthquakes along the Chilean and southern Peruvian margins of South America: A quantitative reappraisal, J. Geophys. Res., 90, 3589-3615, 1985
13. Okada, Y., Surface deformation to shear and tensile faults in a half space, Bull. Seism. Assoc. Am., 75, 1135-1154, 1985
14. Ortlieb, L., Coseismic uplift motion near Antofagasta, N Chile, related to the July 30, 1995, Ms=7.3 event: first field evidence from the intertidal area, EOS Trans. AGU, 76, 46, 375, 1995
15. Tichelaar, B. W., L. J. Ruff, Seismic coupling along the Chilean subduction zone, J. Geophys. Res., 96, 11997-12022, 1991