Dr. Santosh Kumar
| Designation : Scientist ‘E’ |
| Phone Number : +91-79-66739007 |
| Email : santoshkumar@isr.res.in, sundriyal007@gmail.com |
Academics:
- M. Tech. (Applied Geophysics), Kurukshetra University, Kurukshetra (1996).
- Ph. D. (Geophysics), Kurukshetra University (2016).
Positions:
- 1997-2006 - Senior Scientific Assistant (Geophysics) in Sardar Sarovar Narmada Nigam Limited, Govt. of Gujarat Undertaking.
- 2006-2007 – Geophysicist, Gujarat Engineering Research Institute, Govt. of Gujarat.
- 2007-2011 – Scientist-B, Institute of Seismological Research, Department of Science and Technology, Govt. of Gujarat.
- 2011- 2019 – Scientist -D, Institute of Seismological Research, Department of Science and Technology, Govt. of Gujarat.
- 2019- – Scientist -E Institute of Seismological Research, Department of Science and Technology, Govt. of Gujarat.
Thrust areas of research:
- Seismic Network Design and Analysis, Earthquake Source Parameters & Scaling laws, Attenuation studies
Awards and Honours :
- National Gold Award for e-Governance 2013-14 from Department of Administrative Reforms & Public Grievances, Government of India for “Effective seismological monitoring through e-governance to save lives and damage due to earthquakes
Research Publications:
- Srinu U, Rao B P, Srijayanthi G, Kumar S, Chopra S (2025) Impact of velocity model on Moho depth: Insights from receiver function migration in intraplate Gujarat region, India (2025), Journal of Earth System Science 134 (2), 1-20
- Repudi C K and Kumar S (2025) Study of high-frequency attenuation parameter Kappa for Saurashtra, Kachchh, and Mainland Gujarat regions of the western part of Deccan Volcanic Province Journal of Earth System Science 134 (2), 82
- Pragnath D, Srijayanthi G, Kumar S, Chopra S (2025) SeisAug: A data augmentation python toolkit Applied Computing and Geosciences 25, 100232 2025
- Bala I, Kumar S, Sandhu M, Chopra S, Kumar D (2024) Estimation of geometrical spreading factor and coda wave attenuation characteristics for the Saurashtra horst in western Deccan volcanic province, Gujarat, India Bulletin of the Seismological Society of America (2024) https://doi.org/10.1785/0120230221
- Kumar S., Kumar D, Singh AP, Rastogi BK (2023) Source parameters and scaling relations for small earthquakes in the Saurashtra Horst of Western Deccan Volcanic Province, India and its seismotectonic implications, Journal of Earth System Science 132 (3), 118
- Dixit M, Bansal AR, Kumar MR, Kumar S, Teotia SS (2023) The sensitivity of the intraplate Kachchh Rift Basin, NW India to the direction of incoming seismic waves of teleseismic earthquakes, Geophysical Journal International 232 (1), 17-36
- Shastri A, and Kumar S, (2022) Source parameters and scaling relations for small earthquakes in mainland Gujarat region of Western Deccan Volcanic Province, India, Geomatics, Natural Hazards and Risk 13 (1), 2925-2948.
- Srijayanthi G, Chatterjee R S, Kamra C, Chauhan M, Chopra S, Kumar S, Chauhan, P, Limbachiya H, Ray C PK, (2022) Seismological and InSAR based investigations to characterise earthquake swarms in Jamnagar, Gujarat, India–An active intraplate region, Journal of Asian Earth Sciences: X, 8, 100118
- Haldar C, Kumar P, Pandey OP, Sain K, Kumar S, (2022) Lower crustal intraplate seismicity in Kachchh region (Gujarat, India) triggered by crustal magmatic infusion: Evidence from shear wave velocity contrast across the Moho, Geosystems and Geoenvironment 1 (3), 100073
- Choudhury P, Kamra C, Kumar S, Roy KS, Rao KM, Chopra S, and Kumar MR, (2022) Occurrence of small to moderate magnitude earthquakes in Kachchh intraplate zone: A special emphasis to the 2020 Bhachau earthquake, Journal of Asian Earth Sciences: X 7, 100089. 2
- Roy KS, Sharma J, Kumar S, Kumar M R, (2021) Effect of coronavirus lockdowns on the ambient seismic noise levels in Gujarat, northwest India, Scientific Reports, 11, 7148, https://doi.org/10.1038/s41598-021-86557-9
- Kumar S, Kumar R.C, Roy K S, Chopra S, (2021) Seismic Monitoring in Gujarat, India, during 2020 Coronavirus Lockdown and Lessons Learned, Seismological Research Letters, 92 (2A): 849–858.
- Shastri A, and Kumar S, (2021) Estimation of Coda-Q for Mainland Gujarat region of Western Deccan Volcanic Province, India, Journal of Earth System Science 130 (4), doi.org/10.1007/s12040-021-01731-x
- Paul H, Kumar MR, Kumar S, (2021) Evidence for reactivation of new faults and seismicity migration away from the causative fault of the 2001 MW 7.7 Bhuj earthquake, western India, Geophysical Journal International 226 (3), 1800-1813
- Pandey P, Chauhan P, Bhatt C.M, Thakur P.K, Kannaujia S, Dhote PR, Roy A, Kumar S, Chopra S, Bhardwaj A, Aggrawal SP (2021) Cause and Process Mechanism of Rockslide Triggered Flood Event in Rishiganga and Dhauliganga River Valleys, Chamoli, Uttarakhand, India Using Satellite Remote Sensing and in situ Observations, Journal of the Indian Society of Remote Sensing 49 (5), 1011-1024
- Paul H, Pandey A, Kumar MR, Kumar S (2021) Investigation of crustal thickness and uppermost mantle velocity beneath Gujarat, western India, utilizing Moho reflected P phases, Physics of the Earth and Planetary Interiors, 310, 106619
- Kumar S, Repudi CK, Roy KS, and Chopra S (2021) Seismic Monitoring in Gujarat, India, during 2020 Coronavirus Lockdown, and Lessons Learned, Seismol. Res. Lett. XX, 1–10, doi: 10.1785/0220200260.
- Kumar S, Wu Y M, Mittal H, Roy KS, Richa (2020) Development of Earthquake Early Warning system for Kachchh, Gujarat in India using τc and Pd, Arabian Journal of Geosciences, 13, 622 (2020)
- Mahesh P, Sateesh A, Kamra C, Kumar S, Chopra S, Kumar MR (2020) Earthquake swarms in Palghar district, Maharashtra, Deccan Volcanic Province Current Science Current Science 118 (5), 701-704
- Sateesh A, Mahesh P, Singh A P, Kumar S, Chopra S and Kumar MR (2019) Are Earthquake swarms in South Gujarat, Northwest Deccan Volcanic Province of India, Monsoon induced Environmental Earth Sciences 78 (381).
- Joshi V, Chopra S, Kumar S, (2019) A Local Magnitude Scale (ML) for the Kachchh Rift Basin: An Active Intraplate Region, Gujarat, India. A Local Magnitude Scale (ML) for the Kachchh Rift Basin, Bulletin of the Seismological Society of America, 109:1, 34-42
- Joshi V, Chopra S, Kumar S, (2020) A local magnitude scale ML for the Saurashtra horst: An active intraplate region, Gujarat, India, Journal of Earth System Science 129 (1), 1-9
- Kumar S, Kumar D, Rastogi BK, Singh AP (2018) Kappa (κ) model for Kachchh region of Western India, Geomatics, Natural Hazards and Risk, 9:1, 442-455, DOI: 10.1080/19475705.2018.1447025
- Singh AP, Koulakov I, Kumar MR, Kumar S, Kayal JR (2019) Seismic Velocity Structure and Intraplate Seismicity beneath the Deccan Volcanic Province of Western India, Physics of The Earth and Planetary Interiors, 287: 21-36
- Singh AP, Kumar MR, Kumar S, Sateesh A, Mahesh P, Shukla A, Talukdar R (2017) Seismicity and Subterranean Sounds in the Northwest Deccan Volcanic Province of India, BSSA, 107 (3): 1129-1135.https://doi.org/10.1785/ 0120160143
- Joshi V, Rastogi BK, Kumar S (2017) Intraplate seismicity along the Gedi Fault in Kachchh rift basin of western India Journal of Seismology 21 (6): 1641-1655
- Singh AP, Dorbath C., Kumar MR, Kumar S, Chaudhary I, Kayal JR (2016) Fault Geometry of the Mw 7.7 Western India Intraplate Earthquake: Constrained from Double‐Difference Tomography and Fault‐Plane Solutions, BSSA, 106 (4): 1446-1460
- Singh AP, Zhao L, Kumar S, Mishra S (2015) Inversions for earthquake focal mechanisms and regional stress in the Kachchh Rift Basin, western India: Tectonic implications, Journal of Asian Earth Science, 117, 269-283
- Kumar S, Kumar D, Rastogi B K (2014) Source Parameters and Scaling Relations for Small earthquakes in the Kachchh Region of Gujarat, India, Natural Hazard, 73 (3):1269-1289
- Singh AP, Annam N, Kumar S (2014) Assessment of predominant frequencies using ambient vibration in the Kachchh region of western India: implications for earthquake hazards, Natural Hazard 73 (3): 1291-1309.
- Singh AP, Roy IG, Kumar S, Kayal JR (2014) Seismic source characteristics in Kachchh and Saurashtra regions of Western India: b-value and fractal dimension mapping of aftershock sequences, Natural Hazards, doi: 10.1007/s11069-013-1005-3.
- Rastogi BK, Kumar S, Aggrawal SK, Mohan K, Rao N, Kothyari G (2013) The October 20, 2011 Mw 5.1 Talala earthquake in the stable continental region of India, Natural Hazards, 65(2), 1197-1216, doi: 10.1007/s11069-012-0226-1.
- Rastogi BK, Kumar S, Aggarwal S (2013) Seismicity of Gujarat, Natural Hazards, 65(2), 1027-1044.
- Kumar S, Chopra S, Choudhury P, Singh AP, Yadav RBS, Rastogi BK (2012) Ambient Noise level in Gujarat State (India), Seismic Network. Geomatics, Natural Hazards and Risk, 3(4), 342-354, doi:10.1080/19475705.2011.611952.
- Gupta A, Suthar A, Chopra S, Kumar S and B K Rastogi (2012) Attenuation Characteristics of coda waves in Mainland Gujarat (India), Tectonophysics, 530, 264-271.
- Singh AP, Mishra OP, Kumar S, Kumar D, Yadav RBS (2012) Spatial Variation of the Aftershock Activity across the Kachchh Rift Basin and Its Seismotectonic Implications, Journal of Earth System Science, 121(2), 439-451.
- Singh AP, Mishra OP, Rastogi BK, Kumar S (2012) Crustal heterogeneities beneath the 2011 Talala, Saurashtra Earthquake, Gujarat, India source zone: Seismological Evidence for Neo-tectonics, Journal of Asian Erath Sciences, 62, 672-684.
- Yadav RBS, Papadimitriou E E, Karakostas VG, Shanker D, Rastogi BK, Chopra S, Singh AP, Kumar S. (2011) The 2007 Talala, Saurashtra, western India earthquake sequence: Tectonic implications and seismicity triggering, Journal of Asian Earth Sciences, 40(1), 303-314.
- T. Srikanth, R. Kumar P, Singh AP, Rastogi BK, Kumar S (2010) Earthquake Vulnerability Assessment of Existing Buildings in Gandhidham and Adipur Cities Kachchh, Gujarat (India), European Journal of Scientific Research, 41(3), 336-353.
- Bhatt KM and Kumar S (2009), Anomalous b-value in seismogenic layer of Bhuj region, Journal of Indian Geophysics Union, 13(3), July 2009.
- Bhatt KM, Hordt A, Kumar S (2009) Seismicity analysis of the Kachchh aftershock zone and tectonic implication for 26 Jan 2001 Bhuj Earthquake, Tectonophysics, 465 (1), 75-83.
- Chopra S, Rao KM, SaiRam B, Kumar S, Gupta AK, Patel H, Gadhavi MS and Rastogi BK (2008) Earthquake Swarm Activities after Rains in Peninsular India and a Case study from Jamnagar, Journal Geological Society of India, 72, 245- 252.
- Chopra S, Yadav RBS, Patel H, Kumar S, Rao KM, Rastogi BK, Hameed A and Srivastava S (2008), The Gujarat (India) Seismic Network, Seismological Research Letters, 79 (6), 806-815.
- Ashara LN, Patel JN, Hamid A, Srivastava S, Kumar S (2006) Seismicity Monitoring of Kachchh Region with a Close Network of Delta Geon Seismographs. 13th symposium of Earthquake Engineering held on Dec. 18-20, 2006 at I.I.T. Roorkee.
- Ashara LN, Patel JN, Hamid A, Srivastava S, Kumar S (206) Broadband Seismic Network for Gujarat. 13th symposium of Earthquake Engineering held on Dec. 18-20, 2006 at I.I.T. Roorkee.
Projects Completed/Ongoing
- Study of 3D seismic structure of the crust and upper mantle beneath the Kachchh region of western India using seismic tomography and its geodynamic interpretation
- Full-3D Waveform Tomography and Lg Attenuation for Kachchh, Gujarat, India
- Development of Earthquake Early Warning System for Earthquake of Kachchh Region of Gujarat, India
- 24 / 7 Seismicity Monitoring of Gujarat state.
- Application of supervised and unsupervised ML techniques to broadband seismic data”, MoES, New Delhi.
- Seismological investigation for Sardar Sarovar Project 2011-2024.
- Seismological investigation for Kalpasar Project 2020-2025.
- Establishment of Strong Motion Network for Dams (SMND) and Site Specific Seismic Hazard Investigations (DRIP Included Dams of WRD) 2020-2025
- Upgradation of Seismological network in and around the Sardar Sarovar project area.
- On-site vibration testing at proposed payload fabrication and testing facility (PFTF) building at new Bopal for Space Application Center (ISRO)
- Strong Motion Investigations at Toyo GLM-RF Project Site, Mundra.
- Strong Motion Investigations at Detox Project Site, Samkhyali, Kachchh
- Strong Motion Investigations for Datarwadi Dam at Amreli district.