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Suusamyr earthquake 1992

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Journal Article

THE 1992 SUUSAMYR EARTHQUAKE AND THE AFTERSHOCK STRAIN FIELD

O.A. Kuchai, A.M. Muraliev, K.E. Abdrakhmatov, D. Delvaux, A.D. Duchkov
Published: 01 November 2011
Russ. Geol. Geophys. (2002) 43 (11): 1038–1048.
...O.A. Kuchai; A.M. Muraliev; K.E. Abdrakhmatov; D. Delvaux; A.D. Duchkov The paper presents analysis of seismotectonic strain associated with the aftershocks of the 19 August 1992 M = 7.3 Suusamyr earthquake. Surface rupturing produced by the main shock falls into the zone of maximum uniform strain...
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The M S = 7.3 1992 Suusamyr, Kyrgyzstan, earthquake in the tien shan: 2. Aftershock focal mechanisms and surface deformation

Sujoy Ghose, Robert J. Mellors, Andrei M. Korjenkov, Michael W. Hamburger, Terry L. Pavlis, Gary L. Pavlis, Mederbek Omuraliev, Ernes Mamyrov, A. R. Muraliev
Published: 01 February 1997
Bulletin of the Seismological Society of America (1997) 87 (1): 23–38.
DOI: https://doi.org/10.1785/BSSA0870010023
...Sujoy Ghose; Robert J. Mellors; Andrei M. Korjenkov; Michael W. Hamburger; Terry L. Pavlis; Gary L. Pavlis; Mederbek Omuraliev; Ernes Mamyrov; A. R. Muraliev Abstract The M S = 7.3 Suusamyr earthquake of 19 August 1992 was a large, thrust-type earthquake in the northern Tien Shan of Kyrgyzstan...
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The M S = 7.3 1992 Suusamyr, Kyrgyzstan, earthquake: 1. Constraints on fault geometry and source parameters based on aftershocks and body-wave modeling

R. J. Mellors, F. L. Vernon, G. L. Pavlis, G. A. Abers, M. W. Hamburger, S. Ghose, B. Iliasov
Published: 01 February 1997
Bulletin of the Seismological Society of America (1997) 87 (1): 11–22.
DOI: https://doi.org/10.1785/BSSA0870010011
...R. J. Mellors; F. L. Vernon; G. L. Pavlis; G. A. Abers; M. W. Hamburger; S. Ghose; B. Iliasov Abstract We investigated the Suusamyr, Kyrgyzstan, earthquake of 19 August 1992, using aftershock data, teleseismic body-wave modeling, and field observations. Aftershocks were recorded by the IRIS...
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Distribution of principal strain directions in source area of <span class="search-highlight">Suusamyr</span> eart...

Distribution of principal strain directions in source area of Suusamyr eart...

Published: 01 November 2011
horizontal extension; 6 — extension at medium angle to horizon (30–60°); 7 — nearly vertical extension; 8 — source of Suusamyr earthquake. a — strain from 1966 to 19 August 1992 (Suusamyr earthquake); b — aftershock strain in source area of Suusamyr earthquake within two years from 19 August 1992
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Distribution of E zz , E yy , and E xx strain components in so...

Distribution of E zz , E yy , and E xx strain components in so...

Published: 01 November 2011
surface. a — strain from 1966 to 19 August 1992 (Suusamyr earthquake); b — aftershock strain in source area of Suusamyr earthquake within two years from 19 August 1992 to 19 August 1994; c — aftershock strain within eight days, period of M ≥ 4.5 aftershocks, from 19 August 1992 to 26 August 1992
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Epicenters of instrumental seismicity before 19 August <span class="search-highlight">1992</span> ( a ) and after...

Epicenters of instrumental seismicity before 19 August 1992 ( a ) and after...

Published: 01 November 2011
Fig. 2. Epicenters of instrumental seismicity before 19 August 1992 ( a ) and aftershocks of Suusamyr earthquake ( b ). 1 — source of Suusamyr earthquake ( M s = 7.3); 2 — sources of M ≈ 1−6.5 earthquakes; 3 — Kyrgyz seismic stations; 4 — aftershock zone.
Journal Article

Strong historical earthquakes in the northwestern Issyk Kul’ basin ( northern Tien Shan )

A.M. Korjenkov, S.V. Abdieva, A.B. Dzhumabaeva, A.B. Fortuna, E. Mamyrov, E.A. Morozova, L.A. Orlova, P.S. Vakhrameeva
Published: 01 September 2011
Russ. Geol. Geophys. (2011) 52 (9): 1007–1015.
DOI: https://doi.org/10.1016/j.rgg.2011.08.006
... (PZ) rocks. During the Suusamyr earthquake (1992, M = 7.3, I = 9–10), which occurred in a same-named basin, two seismic scarps, 26 km apart, formed on the surface: one along the Suusamyr border fault; the other, along the Aramsu adyr fault ( Bogachkin et al., 1997 ). According to aftershock...
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Analysis of Seismic Activity in the Crust from Earthquake Relocation in the Central Tien Shan

Yi Xu, Steve W. Roecker, Ruoping Wei, Wenlai Zhang, Bing Wei
Published: 01 April 2006
Bulletin of the Seismological Society of America (2006) 96 (2): 737–744.
DOI: https://doi.org/10.1785/0120030220
... that separate the Tien Shan from adjacent basins, but also in the active faults within the mountain belt. A recent example is the 1992 Suusamyr M 7.3 earthquake that took place within the east–west trending range of the north-central Tien Shan, not in the margins of the mountain belt. Relocation of its...
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LONG-TERM AND TIDAL DEFORMATIONS RECORDED BY EXTENSOMETERS AND TILTMETERS ( Tien Shan – Ala-Archa observatory )

V. Yu. Timofeev, V. S. Yakovenko, A. D. Duchkov, E. A. Zapreeva, B. Ducarme
Published: 01 October 2001
Russ. Geol. Geophys. (2001) 42 (10): 1567–1575.
... there probably was a transformation of tensions in the region, the Chonkurchak break closed in the vicinity of the station, on August 18, 1992 the Suusamyr earthquake ( M = 7.2) occurred, then systematic volume compression and extension along the vertical component were recorded. The registered S-SE tilt...
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Strain and displacement rates during a large earthquake in the South Baikal region

V.Yu. Timofeev, D.G. Ardyukov, E.V. Boyko, E.I. Gribanova, V.M. Semibalamut, A.V. Timofeev, A.V. Yaroshevich
Published: 01 August 2012
Russ. Geol. Geophys. (2012) 53 (8): 798–816.
DOI: https://doi.org/10.1016/j.rgg.2012.06.007
... km (Tash-Bashat); 2:04, 19 August 1992, 42.07º N, 73.63º E, M = 7.2, L = 110 km (Suusamyr). For the Suusamyr earthquake, the main strain is that of N–S compression, typical of this region. For the lighter earthquakes, the situation is complicated: Shear strain with E–W compression or extension...
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Index to volume 87

Michael Fehler, Susanna Alde
Published: 01 December 1997
Bulletin of the Seismological Society of America (1997) 87 (6): 1709–1738.
DOI: https://doi.org/10.1785/BSSA0870061709
.... Vernon, G. L. Pavlis, M. W. Hamburger, S. Ghose, and B. Iliasov, The Ms = 7.3 1259 1992 Suusamyr, Kyrgyzstan, Earthquake: 1: Constraints on Fault Geometry and Source Parameters Based on 1024 Aftershocks and Body-Wave Modeling 1244 Absolute Method of Vertical Seismometer Calibration by Reference...
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DEFORMATION FIELD, DEEP CRUSTAL STRUCTURE, AND SPATIAL SEISMICITY DISTRIBUTION IN THE TIEN SHAN

A. V. Zubovich, Yu. A. Trapeznikov, B. D. Bragin, O. I. Mosienko, G. G. Shchelochkov, A. K. Rybin, V. Yu. Batalev
Published: 01 October 2001
Russ. Geol. Geophys. (2001) 42 (10): 1550–1557.
... deformation. But at the same time differences exist. So, the largest deformations occur in the eastern part of the Issyk-Kul’ depression, but seismic events beneath the lake have not been recorded. The zone of the Suusamyr earthquake (1992) stands out owing to a great number of aftershocks. The high...
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Lower Portion Rupture of a Thrust Fault during the 2017 M w 6.3 Jinghe Earthquake: Implications to Seismic Hazards in the Tian Shan Region

Zongkai Hu, Tao Li, Jessica Thompson Jobe, Xiaoping Yang
Published: 03 March 2021
Seismological Research Letters (2021) 92 (4): 2134–2144.
DOI: https://doi.org/10.1785/0220200295
... event has been recorded (1992 M w  7.2 Suusamyr event). Since ∼ 2003 , when high‐resolution InSAR data became available, there have not been any M ≥ 7.0 events; only M  6.0–6.5 events have been recorded (Fig.  1a ). The limited instrument‐ and InSAR‐recorded large earthquakes...
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The stress state of the northern Tien Shan crust based on the KNET seismic network data

Yu.L. Rebetsky, N.A. Sycheva, V.N. Sychev, S.I. Kuzikov, A.V. Marinin
Published: 01 March 2016
Russ. Geol. Geophys. (2016) 57 (3): 387–408.
DOI: https://doi.org/10.1016/j.rgg.2016.03.003
..., Suusamyr depression and adjoining regions, in the central part of the Kyrgyz Range). There are also several large domains of high and low effective confining pressure, which defines the corresponding deviator stress, according to the Coulomb–Mohr law. It was shown that relatively strong earthquakes...
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SEISMIC TOMOGRAPHY STUDIES IN THE TIEN SHAN ( results , problems , and prospects )

T. M. Sabitova, A. A. Adamova
Published: 01 October 2001
Russ. Geol. Geophys. (2001) 42 (10): 1462–1472.
... an SW – NE profile (A-A, Fig. 1 ) traversing several major tectonic units in the southern and northern Tien Shan and epicentral areas of five catastrophic events (the M = 7.4 1949 Khait, M = 6.3 1977 Batken, M = 6.1 1992 Kochkor-Ata, M = 7.2 1992 Suusamyr, and M = 6.9 1885 Belovodsk...
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High-frequency attenuation in the crust and upper mantle of the northern Tien Shan

Vladislav G. Martynov, Frank L. Vernon, Robert J. Mellors, Gary L. Pavlis
Published: 01 February 1999
Bulletin of the Seismological Society of America (1999) 89 (1): 215–238.
DOI: https://doi.org/10.1785/BSSA0890010215
... (Vernon, 1992; Mellors, 1995). On 19 August 1992, the M s = 7.3 Suusamyr earthquake occurred on the western edge of the array (Ghose et al., 1997; Mellors etal., 1997). Hypocenters and magnitudes ML of several hundred aftershocks were calculated by using a slightly modified version of the HYPOCENTER...
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STRUCTURE AND GEODYNAMICS OF A LANDSLIDE SLOPE IN THE SUUSAMYR VALLEY ( northern Tien Shan , Kyrgyzstan ): RESULTS OF GEOPHYSICAL STUDIES

Yu. I. Kolesnikov, S. M. Babushkin, A. D. Duchkov, A. F. Emanov, V. S. Seleznev, V. M. Solov’ev, G. M. Trigubovich
Published: 01 October 2001
Russ. Geol. Geophys. (2001) 42 (10): 1493–1501.
... by stress, and polarization analysis appears a useful tool in studies of microseismic fields at landslide sites [ 21 , 22 ]. The landslide ( Fig. 1 ) was produced by the M s = 7.3 Suusamyr earthquake of 19 August 1992, with the instrumental epicenter at 42.20° N, 74.46° E and a hypocentral depth...
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Dip range for intracontinental reverse fault ruptures: Truth not stranger than friction?

Richard H. Sibson, Guoyuan Xie
Published: 01 August 1998
Bulletin of the Seismological Society of America (1998) 88 (4): 1014–1022.
DOI: https://doi.org/10.1785/BSSA0880041014
... of the 1992 Ms 7.3 Suusamyr, Kyrgyzstan, earthquake (Mellors et al., 1997) confirm the moderate (ca. 50°) dip of the range-bounding faults, but this particular earthquake has a significant strike-slip component and cannot be included in the principal data set. Thirteen back-arc earthquakes (7.9 > Mw > 5.7...
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Multiple M w ≥ 6.5 Strong‐Major Paleoearthquakes Occurred Before the 2017 M w 6.3 Jinghe Earthquake: Evidence from Trenching the Jinghenan Fault

Zongkai Hu, Xiaoping Yang, An Li, Haibo Yang, Haodong Yuan, Yuqi Zuo
Published: 26 September 2022
Seismological Research Letters (2023) 94 (1): 87–99.
DOI: https://doi.org/10.1785/0220220084
... Nileke, 1946 M w  7.6 Chatkal, and 1992 M w  7.2 Suusamyr earthquakes ( Mellors et al. , 1997 ; Grützner, Walker, et al. , 2019 ; Wu et al. , 2020 ; Fig.  1a ). The 1812 M 8.0 Nilek event is responsible for rupture of the right‐lateral strike‐slip fault with a higher slip rate...
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Journal Article

THE CURRENT DISTRIBUTION OF DEFORMATION IN THE WESTERN TIEN SHAN FROM BLOCK MODELS CONSTRAINED BY GEODETIC DATA

B. J. Meade, B. H. Hager
Published: 01 October 2001
Russ. Geol. Geophys. (2001) 42 (10): 1538–1549.
... with the 1992 Suusamyr earthquake [ 5 ]. In the central part of the range, the two northernmost faults dip to the south, while the southernmost pair are north dipping. While this may be a crude approximation of the real geometry of dipping faults, we believe that a simple possible geometry is consistent...
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