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Current Events in Active Tectonics at EPS
 

EPS 290
CCN  19261

Wednesday 1 pm, McCone 220 


 

May 3, 2006

Kate:
Dor O., T. K. Rockwell and Y. Ben-Zion, Geologic observations of damage asymmetry in the structure of the San Jacinto, San Andreas and Punchbowl faults in southern California: A possible indicator for preferred rupture propagation direction, Pure Appl. Geophys., 163, 301-349, DOI 10.1007/s00024-005-0023-9, 2006.

Leslie:
Ellsworth, W.L., Halfway Through Reid's Cycle and Counting, Science v.312; 203-204. [pdf link] And related research mentioned in this month's issue of WIRED (pop culture!). 

Trey:

Li, Qingsong; Liu, Mian, Geometrical impact of the San Andreas Fault on stress and seismicity in California Geophys. Res. Lett., 33, L08302, doi:10.1029/2005GL025661 [Gee! I'm a tree!] Get it? GE-OM-ETRY

Sara:
K. Pedoja, J. Bourgeois, T.Pinegina, B. Higman, Does Kamchatka belong to North America? An extruding Okhotsk block suggested by coastal neotectonics of the Ozernoi Peninsula, Kamchatka, Russia, Geology; May 2006; v. 34; no 5. [html link]

April 12, 2006

Kate:
Huang, Q., Search for reliable precursors: A case study of the seismic quiescence of the 2000 western Tottori prefecture earthquake,
J. Geophys. Res., 111, B04301, doi:10.1029/2005JB003982. [link to pdf]

Sara:
Roy K. Dokka. 2006, Modern-day tectonic subsidence in coastal Louisiana, Geology, v.34; no.4; p.281-284; doi:10.1130/G22264.1

Leslie:
B
ourgeois, J, 2006, A movement in four parts?, Nature v.440; 430-431.

Shennan, I., Hamilton, S., 2006, Coseismic and pre-seismic subsidence associated with great earthquakes in Alaska, Quaternary Science Reviews, 25, 1-8.

March 22, 2006

Leslie:
Wicks, C.W., W. Thatcher, D. Dzurisin, J. Svarc,
Uplift, thermal unrest and magma intrusion at Yellowstone caldera, Nature, 440: 72-75, 2006. [link to nature].

Kate:
Chen, H. K.,
Seismogenisis along an arc-continent collision boundary: The triggering processes and repeating earthquakes.

Sara:
Fay, N., and E. Humphreys, Dynamics of the Salton block: Absolute fault strength and crust-mantle coupling in Southern California, Geology, 34(4), 261-264, 2006. [link to pdf], [link to abstract]

Gareth:
Chery, J. and P. Vernant, Lithospheric elasticity promotes episodic fault activity, EPSL, 243, p. 211-217. [ PDF here ]

March 1, 2006

Dennise:
Satyabala, S.P., Coseismic ground deformation due to an intraplate earthquake using synthetic aperture radar interferometry: The Mw 6.1 Killari, India, earthquake of 29 September 1993, J. Geophys. Res., 111, B02302, doi:10.1029/2004JB003434. [Link to JGR]

Leslie:
Lee, J.C., H.T. Chu, J. Angelier, J.C. Hu, H.Y.Chen, S.B. Yu, Quantitative analysis of surface coseismic faulting and postseismic creep accompanying the 2003, Mw=6.5, Chengkung earthquake in eastern Taiwan, JGR, 111: doi:10.1029/2005JB003612, 2006. [link to JGR].

Sara:
Fielding, E.J., T.J. Wright, J. Muller, B.E. Parsons, R. Walker, Aseismic deformation of a fold-and-thrust belt imaged by synthetic aperture radar interferometry near Shahdad, southeast Iran., Geology, 577-580, 2004.

Trey:
Prawirodirdjo, Linette, Yehuda Ben-Zion, and Yehuda Bock Observation and modeling of thermoelastic strain in Southern California Integrated GPS Network daily position time series, J. Geophys. Res., 111, B02408, doi:10.1029/2005JB003716.577-580, 2006. [I'll do a GRL paper next time]

Gareth:
Klinger, Y., Michel, R. and King, G. C. P., Evidence for an earthquake barrier model from Mw ~ 7.8 Kokoxili (Tibet) earthquake slip-distribution , Earth Planet. Sci. Lett., 242, 354-364, 2006. [link]

Februrary 15, 2006

Leslie:
Di Toro, G., T. Hirose, S. Nielsen, G. Pennacchioni, T. Shimamoto, Natural and Experimental Evidence of Melt Lubrication of Faults During Earthquakes, Science, 311: 647-649, 2006. [link to Science]

Sara:
Wakabayashi, J., J.V. Hengesh, T.L. Sawyer, 2004, Four-dimensional transform fault processes: progressive evolution of step-overs and bends, Tectonophysics, 392: 279-301.

Dennise:
Li, Z., E.J. Fielding, P. Cross, and J.-P. Mueller (2006), Interferometric synthetic aperture radar atmospheric correction: GPS topography-dependent turbulence model, J. Geophys. Res., 111, B02404, doi:10.1029/2005JB003711.[Link to JGR]

Februrary 1, 2006

Sara:
Fuller, C.W., S.D. Willet, M. Brandon, Formation of forearc basin and their influence on subduction zone earthquakes, Geology, 34(2): 65-68 [Link]

Leslie:
Williams, T.B., H.M. Kelsey, J.T. Freymueller, GPS-derived strain in northwestern California: Termination of the San Andreas fault system and convergence of the Sierra Nevada-Great Valley block contribute to southern Cascadia forearc contraction, Tectonophysics, 413: 171-184, 2006. [nothing good in Science or Nature]

Gareth:
Baba, T., Jirata, K., Hori, T. and Sakaguchi, H., Offshore geodetic data conducive to the estimation of the afterslip distribution following the 2003 Tokachi-oki earthquake, Earth Planet. Sci. Lett., 241: 281-292, 2006. [Link]

Trey:
Hindle, D., K. Fujita, and K. Mackey, Current deformation rates and extrusion of the northwestern Okhotsk plate, northeast Russia, Geophys. Res. Lett., 33, L02306, doi:10.1029/2005GL024814. [go steelers]

Dennise:
Arnadottir, T.,  S. Jonsson, F.F. Pollitz, W. Jiang, and K.L. Feigl (2005), Postseismic deformation following the June 2000 earthquake sequence in the south Iceland seismic zone, J. Geophys. Res., 110, B12308, doi:10.1029/2005JB003701.[Link to JGR]

Your name:
Authors, Title, Journal, reference [Link] Example:

April 12, 2005

Johnny:
Kent, G.M., J.M. Babcock, N.W Driscoll and 12 others, 60 k.y. record of extension across the western boundary of the Basin and Range province: Estimate of slip rates from offset shoreline terraces and a catastrophic slide beneath Lake Tahoe, Geology 33 (5): p. 365-368. [ go giants ]


 

   Topics of Interest:

  • Rheology 
  • Fault Mechanics 
  • Earthquake Triggering 
  • Aseismic Faulting 
  • Transient Deformation 
  • Fault Geometry 
  • Earthquake Cycle Deformation 
  • Volcano Deformation 
  • GPS 
  • InSAR

 

 

Ingrid
 

Dennise
JGR

Trey
 GRL

Leslie
 Science & Nature

Gareth
EPSL & Geophys. J. Int.

Sara
Geology

-




Current Events in Active Tectonics at EPS
 

EPS 290
CCN  19261

Tuesday 2:00 pm, McCone 401 


 

April 12, 2005

Johnny:
Kent, G.M., J.M. Babcock, N.W Driscoll and 12 others, 60 k.y. record of extension across the western boundary of the Basin and Range province: Estimate of slip rates from offset shoreline terraces and a catastrophic slide beneath Lake Tahoe, Geology 33 (5): p. 365-368. [ go giants ]

April 12, 2005

Johnny:
L.C. McNeill, C.J. Cotterill, T.J. Henstock, J.M. Bull, A. Stefatos, R.E.Ll. Collier, G. Papatheoderou, G. Ferentinos, and S.E. Hicks, Active faulting within the offshore western Gulf of Corinth, Greece: Implications for models of continental rift deformation, 2005, Geology 33 (4): p. 241-244. [ up up and away ]

Trey:
Aitaro Kato, Eiji Kurashimo, Naoshi Hirata, Shinichi Sakai, Takaya Iwasaki, and Toshihiko Kanazawa, Imaging the source region of the 2004 mid-Niigata prefecture earthquake and the evolution of a seismogenic thrust-related fold, 2005, Geophys. Res. Lett. Vol. 32 L07307, doi:10.1029/2005GL022366 [ PDF ]

Kaj:
Y. Toya and M. Kasahara, Robust and exploratory analysis of active mesoscale tectonic zones in Japan utilizing the nationwide GPS array , in press, Tectonophysics PDF ]

Leslie:
B. Wilson, T. Dewers, Z. Reches, J. Brune, Particle size and energetics of gouge from earthquake rupture zones, Nature, 434: 749-752. PDF ]

March 29, 2005

Leslie:
Foreshock sequences and short-term earthquake predictability on East Pacific Rise transform faults, 2005, McGuire, J.J., Boettcher, M.S., Jordan, T.H., Nature 434: p. 457-461. [link]

Johnny:
Levin, V., N. Shapiro, J. Park, and M. Ritzwoller, Slab portal beneath the western Aleutians, 2005, Geology 33 (4): p. 253-256. [ the racetrack till sundown ]

Trey:
N. Purnachandra Rao and Kalpna, Deformation of the subducted Indian lithospheric slab in the Burmese arc, 2005, Geophys. Res. Lett. VOL. 32, L05301, doi:10.1029/2004GL022034 [ PDF ]

March 08, 2005

Leslie:
Evidence for a Great Medieval Earthquake (~1100 A.D.) in the Central Himalyas, Nepal, 2005, Science 307: p. 1302-1305;. [ pdf link]

Johnny:
New slip rate estimates for the creeping segment of the San Andreas fault, California, 2005, Geology 33 (3): p. 205-208. [ woo hoo, woo hoo hoo ]

Trey:
An intermediate deep earthquake rupturing on a dip-bending fault: Waveform analysis of the 2003 Miyagi-ken Oki earthquake, 2004, Geophys. Res. Lett. 31 L24619 doi:10.1029/2004GL021228 [ PDF ]

Kaj:
Aftershocks resulting from creeping sections in a heterogeneous fault , 2005, Geophys. Res. Lett. 32 L03308 doi:10.1029/2004GL021871 [ PDF ]

February 22, 2005 (Spring Semester!)

Johnny:
Kay, S.M., E.Godoy, and A. Kurtz, Episodic arc migration, crustal thickening, subduction erosion, and magmatism in the south-central Andes, 2005, GSA Bulletin 117 (1-2): p. 6788; doi: 10.1130/B25431.1;. [I'm jealous of Roland, he went skiing]

Kaj:
Barker, Pseudotachylyte-generating faults in Central Otago, New Zealand , in press 2005, Tectonophysics [melt rock]

Leslie:
Koppers, A.A.P, Staudigel, H., Asynchronous bends in Pacific seamount trails: case for extenional volcanism? , 2005, Science 307: p. 904-907. [ p d f !]

Trey:
Melbourne, T. I., W. M. Szeliga, M. M. Miller, and V. M. Santillan (2005), Extent and duration of the 2003 Cascadia slow earthquake, Geophys. Res. Lett., 32, L04301, doi:10.1029/2004GL021790 [PDF]

February 8, 2005 (Spring Semester!)

Johnny:
Hyndman, R.D., C.A. Currie, and S.P. Mazzotti, Subduction zone backarcs, mobile belts, and orogenic heat, 2005, GSA Today 15 (2): doi: 10:1130/1052-5173(2005)015<4:SZBMBA>2.0.CO;2, pages 4-10. [baseball in two months!]

Leslie:
Chevalier, M.L., Ryerson, F.J., Tapponnier, P., Finkel, R.C., Van Der Woerd, J., Haibing, L., and Qing, L., Slip-rate measurements on the Karakorum Fault may imply secular variations in fault motion, 2005, Science 307, 411-414.

Kaj:
C.P. Rajendran and K. Rajendran The status of central seismic gap: a perspective based on the spatial and temporal aspects of the large Himalayan earthquakes, 2005, Tectonophysics 395, p. 19-39 [pdf!]

Dennise:
Ponce, D.A., R.W. Simpson, R.W. Graymer, and R.C. Jachens (2004), Gravity, magnetic, and high-precision relocated seismicity profiles suggest a connection between the Hayward and Calaveras Faults, northern California, Geochem. Geophys. Geosyst., 5, Q07004, doi: 10.1029/2003GC000684. [pdf]

November 16, 2004

Kaj:
Verdonck, David, An inverse dislocation model of surface deformation in western Washingtion , 2004, in press Tectonophysics
[PDF]

Johnny:
Jones, Craig, G. Lang Farmer, and Jeffrey Unruh, Tectonics of Pliocene removal of lithosphere of the Sierra Nevada, California, GSA Bulletin 116 (11/12), pp. 1408-1422, 2004
[bubbles]

Leslie:
Cochran, E.S., Vidale, J.E., and Tanaka, S., Earth Tides Can Trigger Shallow Thrust Fault Earthquakes, Science, v. 306, pp. 1164-1166, 2004.
[.pdf link]

November 2, 2004

Leslie:
Imanishi, Y., et al., A Network of Superconducting Gravimeters Detects Submicrogal Coseismic Gravity Changes , 2004, Science, 306: 476-478 .
Science and Nature recent Earth Sciences link

Johnny
Bennett, R.A., Friedrich, A.M., and Furlong, K.P., Codependent histories of the San Andreas and San Jacinto fault zones from inversion of fault displacement rates , Geology 32 (11): 961-964
[PDF]

Kaj:
Afonso, J.C. and G. Ranalli, Crustal and Mantle strengths in continental lithosphere: is the jelly sandwich model obsolete? , 2004, Tectonophysics, in press .
[PDF]

October 12, 2004

Leslie:
Estimation of fault strength: reconstruction of stress before the 1995 Kobe earthquake, 2004, Science, 306: 261-263. [.pdf link],
Science and Nature recent Earth Sciences link

George:
Montesi, L. G. J., Controls of shear zone rheology and tectonic load ing on postseismic creep, J. Geophys. Res., B., 109, B10404, doi:10.1 029/2003JB002925[.pd f]

Trey:
Shaw, Bruce E., Variation of large elastodynamic earthquakes on complex fault systems, 2004 Geophysical Research Letters, 31, L18609, doi:10.1029/2004GL019943, [PDF]

September 14, 2004: Journal Club papers for discussion:

Trey:
Prawirodirdjo, Linettte, and Yehuda Bock, Instantaneous global plate motion model from 12 years of continuous GPS observations, JGR - Soild Earth, 108(2004), B08405, doi:10.1029/2003JB002944, 2004 [PDF]

Leslie:
Smith, K.D., von Seggern, D., Blewitt, G., Preston, L., Anderson, J.G., Wernicke, B.P., Davis, J.L., Evidence for deep magma injection beneath Lake Tahoe, Nevada-California, Science, 305: 1277-1280. [.pdf]

Kaj:
Braathen, A., P.T. Osmundsen, and R.H. Gabrielsen, Dynamic development of fault rocks in a crustal-scale detachment: An example from western Norway, Tectonics, 23: TC4010, doi:10.1029/2003TC001558, 2004. [.pdf]

Ingrid:
Palumbo, L. et al., Slip history of the Magnola fault (Apennines, Central Italy) from 36Cl surface exposure dating: evidence for strong earthquakes over the Holocene, EPSL, v.225 is.2 pg. 163-176 EPSL online

George:
Chen, Q., Freymueller, J. T., Yang, Z.; Xu, C., Jiang, W., Wang, Q., Liu, J., Spatially variable extension in southern Tibet based on GPS measurements, J. Geophys. Res., B109, BB09401, doi: 10.1029/2002JB002350 [.pdf]

Your name:
Authors, Title, Journal, reference [Link]
   Topics of Interest:
  • Rheology 
  • Fault Mechanics 
  • Earthquake Triggering 
  • Aseismic Faulting 
  • Transient Deformation 
  • Fault Geometry 
  • Earthquake Cycle Deformation 
  • Volcano Deformation 
  • GPS 
  • InSAR
 
Ingrid
 GJI & EPSL
Dennise
PEPI, Pageoph, EPS, EOS??
Trey
 GRL
George
 JGR Solid & Surface
Kaj
 Tectonics & Tectonophysics
Leslie
 Science & Nature
Johnny
Geology & GSA Today ??
Mark
 BSSA & SRL