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 …

Hybrid broadband ground motion simulations in the Indo-Gangetic basin for great Himalayan earthquake scenarios

S Jayalakshmi, J Dhanya, STG Raghukanth… - Bulletin of Earthquake …, 2021 - Springer
This study presents broadband ground motions for the Indo-Gangetic basin, a large
sedimentary basin in India, for potential future great (Mw 8.5) Himalayan earthquakes. We …

The geometry of active shortening in the northwest Himalayas and the implications for seismic hazard

A O'Kane, A Copley, S Mitra… - Geophysical Journal …, 2022 - academic.oup.com
Large thrust faults accommodate the convergence between India and Tibet along the
southern margin of the Himalaya and have a history of producing great earthquakes that …

Investigating the influence of high-frequency spectral decay factor kappa (κ) within Delhi and its surrounding regions, India

B Sharma, H Mittal, M Sandhu - Soil Dynamics and Earthquake …, 2025 - Elsevier
This study investigates the influence of kappa (κ) for Delhi and its surrounding regions. Path,
as well as site dependent components of κ, are calculated from the available strong motion …

A comprehensive analysis of attenuation characteristics using strong ground motion records for the Central Seismic Gap Himalayan Region, India

H Mittal, B Sharma, W Chao, YM Wu… - Journal of Earthquake …, 2022 - Taylor & Francis
This study aims to estimate attenuation characteristics of the central Himalayan region of
India concerning various strong-motion parameters such as Kappa value (κ) and site effects …

Determination of NEHRP site class of seismic recording stations in the Northwest Himalayas and its adjoining area using HVSR method

NH Harinarayan, A Kumar - Pure and Applied Geophysics, 2018 - Springer
Local site characteristics play an important role in controlling the damage pattern during
earthquakes (EQs). These site characteristics may vary from simple to complex and can be …

Spatial distribution of high-frequency spectral decay factor kappa (κ) for Delhi, India

H Mittal, B Sharma, M Sandhu, D Kumar - Acta Geophysica, 2021 - Springer
The recorded strong motion data in the Delhi region provide an excellent opportunity to
study high-frequency decay parameter, kappa (κ) for the National Capital (Delhi) region and …

Scaling of Fourier spectra of strong earthquake ground motion in western Himalaya and northeastern India

ID Gupta, MD Trifunac - Soil Dynamics and Earthquake Engineering, 2017 - Elsevier
It is necessary to develop scaling models of various functionals of ground motions for
different seismic regions to obtain region-specific motion characterizations for the design of …

Modeling of 2011 IndoNepal earthquake and scenario earthquakes in the Kumaon Region and comparative attenuation study using PGA distribution with the Garhwal …

Sandeep, A Joshi, SK Sah, P Kumar, S Lal… - Pure and Applied …, 2019 - Springer
Kumaon and Garhwal regions are the chief terrains of Uttarakhand Himalaya. The present
article simulates the strong ground motion of the 2011 IndoNepal earthquake in the Kumaon …