Slow rupture in a fluid-rich fault zone initiated the 2024 Mw 7.5 Noto earthquake

Z Ma, H Zeng, H Luo, Z Liu, Y Jiang, Y Aoki, W Wang… - Science, 2024 - science.org
The 2024 moment magnitude 7.5 Noto Peninsula (Japan) earthquake caused devastation to
communities and was generated by a complex rupture process. Using space geodetic and …

Parallel dynamics of slow slips and fluid-induced seismic swarms

P Danré, L De Barros, F Cappa, L Passarelli - Nature Communications, 2024 - nature.com
Earthquake swarms may be driven by fluids, through hydraulic injections or natural fluid
circulation, but also by slow and aseismic slip transients. Understanding the driving factors …

Dual-initiation ruptures in the 2024 Noto earthquake encircling a fault asperity at a swarm edge

L Xu, C Ji, L Meng, JP Ampuero, Z Yunjun, S Mohanna… - Science, 2024 - science.org
To reveal the connections between the 2024 moment magnitude (M w) 7.5 Noto earthquake
in Japan and the seismicity swarms that preceded it, we investigated its rupture process …

Untangling the environmental and tectonic drivers of the Noto earthquake swarm in Japan

QY Wang, X Cui, WB Frank, Y Lu, T Hirose… - Science advances, 2024 - science.org
The underlying mechanism of the ongoing seismic swarm in the Noto Peninsula, Japan,
which generates earthquakes at 10 times the average regional rate, remains elusive. We …

The Multi‐Segment Complexity of the 2024 MW M_W 7.5 Noto Peninsula Earthquake Governs Tsunami Generation

F Kutschera, Z Jia, B Oryan, JWC Wong… - Geophysical …, 2024 - Wiley Online Library
The 1 January 2024, moment magnitude MW \left(M_W\right) 7.5 Noto Peninsula
earthquake ruptured in complex ways, challenging analysis of its tsunami generation. We …

Non‐Stationary ETAS Model: How It Works for External Forcing

T Kumazawa, Y Ogata - Seismological Research Letters, 2024 - pubs.geoscienceworld.org
The stationary epidemic‐type aftershock sequence (ETAS) model is based on the important
empirical laws in aftershock statistics with a self‐similar feature, and is therefore useful for …

Role of a Hidden Fault in the Early Process of the 2024 Mw7.5 Noto Peninsula Earthquake

K Yoshida, R Takagi, Y Fukushima… - Geophysical …, 2024 - Wiley Online Library
Abstract The 2024 Mw 7.5 Noto Peninsula, Japan, earthquake was initiated within the
source region of intense swarm activity. To reveal the mainshock early process, we …

Inverse analysis of seismic activity rate changes for severely incomplete sequences: comparison of aftershock activity patterns immediately following the 2023 M6. 5 …

Y Ogata, T Kumazawa - Earth, Planets and Space, 2024 - Springer
We estimate the true aftershock activity rate from the detected initial aftershocks of the M7. 6
Noto Peninsula earthquake on January 1, 2024, in addition to the preceding M6. 5 Noto …

Shallow crustal rupture in a major MW 7.5 earthquake above a deep crustal seismic swarm along the Noto Peninsula in western Japan

C Liu, Y Bai, T Lay, P He, Y Wen, X Wei, N Xiong… - Earth and Planetary …, 2024 - Elsevier
Abstract A damaging MW 7.5 earthquake struck the western coast of Japan along the Noto
Peninsula on January 1, 2024. The initiation of large shallow earthquakes along the Noto …

[HTML][HTML] Fluids, faulting and earthquakes in the brittle crust: recent advances and new challenges

O Fabbri, H Raimbourg… - Comptes …, 2024 - comptes-rendus.academie-sciences …
Interactions between fluids and deformation are widespread in the brittle crust. As
experimentally shown, a high pore fluid pressure pf can fracture intact rocks or reactivate pre …