[PDF] Top 20 Groundwater changes associated with the 2004 Niigata Chuetsu and 2007 Chuetsu oki earthquakes
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Groundwater changes associated with the 2004 Niigata Chuetsu and 2007 Chuetsu oki earthquakes
... much groundwater is pumped up to melt snow in win- ter, in general, the groundwater level falls greatly in winter and recovers in the other ...annual changes, the amplitudes of which range from 4 to ... See full document
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Coseismic and postseismic deformation related to the 2007 Chuetsu oki, Niigata Earthquake
... of Niigata Prefecture in central ...the 2004 Mid-Niigata Prefecture ...landslide associated with the mainshock and therefore concluded that the data obtained at this site should not be used ... See full document
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Postseismic slip associated with the 2007 Chuetsu oki, Niigata, Japan, Earthquake (M 6 8 on 16 July 2007) as inferred from GPS data
... Fig. 1. Map of the study area. Circles and triangles indicate the GPS sites of GEONET and our temporary network, respectively. We used data from the sites represented by solid symbols in the time-dependent inversion ... See full document
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Coseismic deformation due to the 2007 Chuetsu oki earthquake (Mw= 6 8)
... North American (or Okhotsk) plates (Fig. 1) with a relative convergence rate of approximately 10 mm/yr (e.g., Heki et al., 1999). The continuous GPS network shows that the region is characterized by diffuse east-west ... See full document
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Source process for complex fault system of the 2007 Chuetsu oki, Niigata, Japan, earthquake
... is associated slip along two faults consistent with the orientations of the reflective ...the 2004 Chuetsu earthquake also showed the similar faulting pat- tern as the 2007 earthquake and ... See full document
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Well resolved hypocenter distribution using the double difference relocation method in the region of the 2007 Chuetsu oki Earthquake
... the Niigata basin ...the 2004 Mid Ni- igata Prefecture Earthquake using a joint hypocenter deter- mination method (Kissling et ...intermediate-depth earthquakes that occurred in the 150–250 km depth ... See full document
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Analysis of the strong motion records obtained from the 2007 Niigataken Chuetsu-oki earthquake and determination of the design basis ground motions at the Kashiwazaki Kariwa Nuclear Power Plants (Part3: Determination of the design basis ground motions con
... inner-crustal earthquakes, Kato et al. (2004) proposes a horizontal motion response spectrum for a free surface of the base stratum with an S wave velocity of ...of earthquakes for which the ... See full document
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Precise aftershock distribution of the 2007 Chuetsu oki Earthquake obtained by using an ocean bottom seismometer network
... from a few kilometers to 15 km off the coast of the Chuetsu region. Although it was estimated using land seismic net- works that the mainshock has a thrust-type focal mechanism with a compressional axis of ... See full document
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Coseismic deformation of the 2007 Chuetsu oki earthquake derived from PALSAR/InSAR and its fault model
... slant-range changes obtained from InSAR and GPS reveals a systematic difference around Niigata City and Sado Island ...deformation associated with an earthquake was also found at the earthquake site ... See full document
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Changes in groundwater level associated with the 2003 Tokachi oki earthquake
... the groundwater levels started and continued for about one and three days in DT1 and DT2, ...preseismic changes in the both wells. The groundwater lev- els gradually increased one hour and 20 minutes ... See full document
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Stress field in the source region after the 2007 Mw 6 6 Niigataken Chuetsu oki earthquake deduced from aftershock focal mechanisms: Implication for a pre mainshock stress field
... prior earthquakes that occurred in the aftershock area ...the 2007 Ni- igataken Chuetsu-oki earthquake, however, most of the prior seismicity does not overlap with aftershock distribu- tions ... See full document
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Analysis of the strong motion records obtained from the 2007 Niigataken Chuetsu-oki earthquake and determination of the design basis ground motions at the Kashiwazaki Kariwa Nuclear Power Plant (Part1: Outline of the strong motion records and estimation o
... The Niigataken Chuetsu-Oki Earthquake occurred on July 16, 2007, with the epicenter in the Sea of Japan off the Niigata Prefecture. The magnitude of the event was Mj6.8 determined by Japan ... See full document
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Crustal deformation and a preliminary fault model of the 2007 Chuetsu oki earthquake observed by GPS, InSAR, and leveling
... ing one of the nodal planes of the focal mechanism for the 2007 Chuetsu-oki earthquake. This fact is a reminder that the earthquake is modeled by a double couple and that two conjugate fault planes ... See full document
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Spatial pattern in stress drops of moderate-sized earthquakes on the Pacific Plate off the south-east of Hokkaido, Japan: implications for the heterogeneity of frictional properties
... 686 earthquakes with mag- nitudes of ...historical earthquakes and an afterslip following the 2003 Tokachi-oki ...large earthquakes are unclear, in- cluding the western coast of North ... See full document
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Simulation Analysis of Reactor Buildings on Niigataken Chuetsu-oki Earthquake at Kashiwazaki-Kariwa Nuclear Power Plant
... Simulation analyses were carried out on reactor buildings using observation records at Kashiwazaki-Kariwa nuclear power plant during the Niigata-ken Chuetsu-Oki Earthquake, which occurred on July 16, ... See full document
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Surface rupture and characteristics of a fault associated with the 2011 and 2016 earthquakes in the southern Abukuma Mountains, northeastern Japan, triggered by the Tohoku Oki earthquake
... normal-type earthquakes inland in northeastern ...normal-faulting earthquakes in 2011 (M w ...both earthquakes, and we performed trench excavations and observations of fault fracture zones after the ... See full document
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Analysis of the strong motion records obtained from the 2007 Niigataken Chuetsu-oki earthquake and determination of the design basis ground motions at the Kashiwazaki Kariwa Nuclear Power Plant (Part2: Difference of site amplification based on the 2D FEM
... The Niigataken Chuetsu-oki earthquake, with a moment magnitude (Mw) of 6.6, occurred on 16 July 2007 in the western offshore of Niigata Prefecture in Japan. The Kashiwazaki Kariwa Nuclear ... See full document
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Identification of earthquake precursors in the hydrogeochemical and geoacoustic data for the Kamchatka peninsula by flicker-noise spectroscopy
... 2009). Geodetic signals mostly include surface deformations (tilts, strains, strain rate changes) over distances of tens of kilometers that precede some major earthquakes by months to days (Cicerone et al., ... See full document
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Tectonomagnetic study in the eastern part of Hokkaido, NE Japan (II): Magnetic fields related with the 2003 Tokachi oki earthquake and the 2004 Kushiro oki earthquake
... As described in Section 2, migration of the slow slip after the 2003 event suggests another earthquake will be triggered in the neighboring seismogenic region. This pre- dicted earthquake is hypothesized to occur off the ... See full document
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Testing the Coulomb stress triggering hypothesis for three recent megathrust earthquakes
... temporal changes in the median ΔCFF values for the three megathrust earthquakes are shown in ...temporal changes since 2000, because the temporal changes during the pre-seismic periods are ... See full document
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