Re-estimation of the location and size of the pre-instrumented 1 September 1803 Garhwal–Kumaon Himalaya earthquake: evidence from site characterization and …

K Mohan, B Sharma, OP Mishra - Earth-Science Reviews, 2023 - Elsevier
Abstract The historical 1 September 1803 Garhwal–Kumaon Himalaya earthquake (Mw 8.1)
was a solitary Himalayan earthquake reported felt widely in the Indo-Gangetic Plain with …

3D attenuation tomography of the Uttarakhand, NW Himalaya: Linkage to fluid or partial melt Zones-seismic hazard

P Kumar, A Joshi, SK Pal - Soil Dynamics and Earthquake Engineering, 2024 - Elsevier
This work proposes the shear-wave attenuation tomography of the Garhwal and Kumaun
regions, Uttarakhand Himalaya, to investigate the crustal state. Based on attenuation …

Testing the performance of earthquake early warning system in northern India

H Mittal, YM Wu, ML Sharma, BM Yang, S Gupta - Acta Geophysica, 2019 - Springer
The main goal of present study is to test the functionality of an earthquake early warning
(EEW) system (a life-saving tool), in India using synthesized data and recorded earthquake …

Development of region specific earthquake early warning scaling relations for the Garhwal region using observed and simulated datasets: a step forward to disaster …

SK Pal, Sandeep, S Gangajali, P Kumar… - Bulletin of Earthquake …, 2024 - Springer
The Garhwal region, situated in the central segment of the Himalayas, stands as one of the
most seismically active areas in the Uttarakhand Himalaya. The newly established …

Insights into the crustal heterogeneity of Bhutan Himalaya from high frequency body wave attenuation characteristics

A Dutta, C Singh - Physics and Chemistry of the Earth, Parts A/B/C, 2024 - Elsevier
In this study, we aim to understand the characteristics of the crust beneath Bhutan Himalaya
in terms of body wave attenuation properties. Extended coda normalization method …

Modeling of strong ground motions for 1991 Uttarkashi, 1999 Chamoli earthquakes, and a hypothetical great earthquake in Garhwal–Kumaun Himalaya

S Chopra, V Kumar, A Suthar, P Kumar - Natural Hazards, 2012 - Springer
In this study, stochastic finite fault modeling is used to simulate Uttarkashi (1991) and
Chamoli (1999) earthquakes using all available source, path, and site parameters available …

Detailed Attenuation Study of Shear Waves in the Kumaon Himalaya, India, Using the Inversion of Strong‐Motion Data

P Kumar, A Joshi, Sandeep… - Bulletin of the …, 2015 - pubs.geoscienceworld.org
The frequency‐dependent shear‐wave quality factor Q β (f) of the seismically active Kumaon
Himalaya was calculated using strong‐motion data recorded between 2006 and 2012. The …

Attenuation character of seismic waves in Sikkim Himalaya

P Hazarika, MR Kumar, D Kumar - Geophysical Journal …, 2013 - academic.oup.com
In this study, we investigate the seismic wave attenuation beneath Sikkim Himalaya using P,
S and coda waves from 68 local earthquakes registered by eight broad-band stations of the …

The Attenuation of High‐Frequency Seismic Waves in the Lower Siang Region of Arunachal Himalaya: Qα, Qβ, Qc, Qi, and Qs

R Kumar, SC Gupta, SP Singh… - Bulletin of the …, 2016 - pubs.geoscienceworld.org
In the present study, the scattering and intrinsic attenuation are separated using the S‐wave
attenuation (Q β) and coda‐wave attenuation (Q c) employing the method, and the …

Regional variation of coda Q in Kopili fault zone of northeast India and its implications

N Bora, R Biswas, AA Dobrynina - Tectonophysics, 2018 - Elsevier
Kopili fault has been experiencing higher seismic and tectonic activity during the recent
years. These kind of active tectonics can be inspected by examining coda-wave attenuation …