Spahr C. Webb

ScholarGPS® ID: 23476282223127

Affiliation

Columbia University, New York City, United States

Affiliation History

Field

Physical Sciences and Mathematics

Discipline

Earth and Planetary Sciences

Top Specialties

Metrics Summary

Publication Count

Predicted Citations

6,913

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Ranking

Publications and Citation History

Publications based on Top Specialties

Types of Publication

Publications
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Limited Shallow Slip for the 2020 Simeonof Earthquake, Alaska, Constrained by GNSS‐Acoustic (journal article) DeSanto, John B. \| Webb, Spahr C. \| Nooner, Scott L. \| Schmidt, David A. \| Crowell, Brendan W. \| Brooks, Benjamin A. \| Ericksen, Todd L. \| Chadwell, C. David Geophysical Research Letters, volume 50, issue 16 (2023). 10.1029/2023GL105045 Cited by (1) \| Cite \| Source
Optimizing Ocean Bottom Seismometers for Shallow Water Using Shielding and Horizontal Pressure Gradient Data (journal article) Webb, Spahr C. \| Barclay, Andrew H. Journal of Geophysical Research: Solid Earth, volume 128, issue 8 (2023). 10.1029/2023JB026356 Cited by (1) \| Cite \| Source
Rapid shallow megathrust afterslip from the 2021 M8.2 Chignik, Alaska earthquake revealed by seafloor geodesy (journal article) Brooks, Benjamin A. \| Goldberg, Dara \| DeSanto, John \| Ericksen, Todd L. \| Webb, Spahr C. \| Nooner, Scott L. \| Chadwell, C. David \| Foster, James \| Minson, Sarah \| Witter, Robert \| ... \| Nevitt, Johanna Science Advances, volume 9, issue 17 (2023). 10.1126/sciadv.adf9299 Cited by (10) \| Cite \| Source
Using Seafloor Geodesy to Detect Vertical Deformation at the Hikurangi Subduction Zone: Insights From Self‐Calibrating Pressure Sensors and Ocean General Circulation Models (journal article) Woods, K. \| Webb, S. C. \| Wallace, L. M. \| Ito, Y. \| Collins, C. \| Palmer, N. \| Hino, R. \| Savage, M. K. \| Saffer, D. M. \| Davis, E. E. \| Barker, D. H. N. Journal of Geophysical Research: Solid Earth, volume 127, issue 12 (2022). 10.1029/2022JB023989 Cited by (5) \| Cite \| Source
Temporal velocity variations in the northern Hikurangi margin and the relation to slow slip (journal article) Wang, Weiwei \| Savage, Martha K. \| Yates, Alexander \| Zal, Hubert J. \| Webb, Spahr \| Boulton, Carolyn \| Warren-Smith, Emily \| Madley, Megan \| Stern, Tim \| Fry, Bill \| ... \| Wallace, Laura Earth and Planetary Science Letters, volume 584 (2022). 10.1016/j.epsl.2022.117443 Cited by (6) \| Cite \| Source
Continuous Tremor Activity With Stable Polarization Direction Following the 2014 Large Slow Slip Event in the Hikurangi Subduction Margin Offshore New Zealand (journal article) Iwasaki, Yuriko \| Mochizuki, Kimihiro \| Ishise, Motoko \| Todd, Erin K. \| Schwartz, Susan Y. \| Zal, Hubert \| Savage, Martha K. \| Henrys, Stuart \| Sheehan, Anne F. \| Ito, Yoshihiro \| ... \| Shinohara, Masanao Journal of Geophysical Research: Solid Earth, volume 127, issue 2 (2022). 10.1029/2021JB022161 Cited by (3) \| Cite \| Source
Water Depth Dependence of Long‐Range Correlation in Nontidal Variations in Seafloor Pressure (journal article) Inoue, Tomohiro \| Ito, Yoshihiro \| Wallace, Laura M. \| Yoshikawa, Yutaka \| Inazu, Daisuke \| Garcia, Emmanuel Soliman M. \| Muramoto, Tomoya \| Webb, Spahr C. \| Ohta, Kazuaki \| Suzuki, Syuichi \| Hino, Ryota Geophysical Research Letters, volume 48, issue 8 (2021). 10.1029/2020GL092173 Cited by (7) \| Cite \| Source
The Alaska Amphibious Community Seismic Experiment (journal article) Barcheck, Grace \| Abers, Geoffrey A. \| Adams, Aubreya N. \| Bécel, Anne \| Collins, John \| Gaherty, James B. \| Haeussler, Peter J. \| Li, Zongshan \| Moore, Ginevra \| Onyango, Evans \| ... \| Worthington, Lindsay L. Seismological Research Letters, volume 91, issue 6, pages 3054-3063 (2020). 10.1785/0220200189 Cited by (27) \| Cite \| Source
Sea Surface Gravity Waves Excited by Dynamic Ground Motions from Large Regional Earthquakes (journal article) Ito, Yoshihiro \| Webb, Spahr C. \| Kaneko, Yoshihiro \| Wallace, Laura M. \| Hino, Ryota Seismological Research Letters, volume 91, issue 4, pages 2268-2277 (2020). 10.1785/0220190267 Cited by (4) \| Cite \| Source
Temporal and spatial variations in seismic anisotropy and V/V ratios in a region of slow slip (journal article) Zal, Hubert Jerzy \| Jacobs, Katrina \| Savage, Martha Kane \| Yarce, Jefferson \| Mroczek, Stefan \| Graham, Kenny \| Todd, Erin K. \| Nakai, Jenny \| Iwasaki, Yuriko \| Sheehan, Anne \| ... \| Henrys, Stuart Earth and Planetary Science Letters, volume 532 (2020). 10.1016/j.epsl.2019.115970 Cited by (20) \| Cite \| Source
Seismicity at the Northern Hikurangi Margin, New Zealand, and Investigation of the Potential Spatial and Temporal Relationships With a Shallow Slow Slip Event (journal article) Yarce, J. \| Sheehan, A. F. \| Nakai, J. S. \| Schwartz, S. Y. \| Mochizuki, K. \| Savage, M. K. \| Wallace, L. M. \| Henrys, S. A. \| Webb, S. C. \| Ito, Y. \| ... \| Todd, E. K. Journal of Geophysical Research: Solid Earth, volume 124, issue 5, pages 4751-4766 (2019). 10.1029/2018JB017211 Cited by (24) \| Cite \| Source
Examining Alaska’s Earthquakes on Land and Sea (journal article) Abers, G. \| Adams, A. \| Haeussler, Peter \| Roland, Emily \| Shore, P. \| Wiens, Douglas \| Schwartz, Susan \| Sheehan, Anne \| Shillington, D. \| Webb, Spahr \| Worthington, Lindsay Eos, volume 100 (2019). 10.1029/2019EO117621 Cited by (4) \| Cite \| Source
Seafloor Crustal Deformation on Ocean Bottom Pressure Records With Nontidal Variability Corrections: Application to Hikurangi Margin, New Zealand (journal article) Muramoto, Tomoya \| Ito, Yoshihiro \| Inazu, Daisuke \| Wallace, Laura M. \| Hino, Ryota \| Suzuki, Syuichi \| Webb, Spahr C. \| Henrys, Stuart Geophysical Research Letters, volume 46, issue 1, pages 303-310 (2019). 10.1029/2018GL080830 Cited by (18) \| Cite \| Source
Earthquakes and Tremor Linked to Seamount Subduction During Shallow Slow Slip at the Hikurangi Margin, New Zealand (journal article) Todd, Erin K. \| Schwartz, Susan Y. \| Mochizuki, Kimihiro \| Wallace, Laura M. \| Sheehan, Anne F. \| Webb, Spahr C. \| Williams, Charles A. \| Nakai, Jenny \| Yarce, Jefferson \| Fry, Bill \| ... \| Ito, Yoshihiro Journal of Geophysical Research: Solid Earth, volume 123, issue 8, pages 6769-6783 (2018). 10.1029/2018JB016136 Cited by (80) \| Cite \| Source
Connections between subducted sediment, pore-fluid pressure, and earthquake behavior along the Alaska megathrust (journal article) Li, Jiyao \| Shillington, Donna J. \| Saffer, Demian M. \| Bécel, Anne \| Nedimović, Mladen R. \| Kuehn, Harold \| Webb, Spahr C. \| Keranen, Katie M. \| Abers, Geoffrey A. Geology, volume 46, issue 4, pages 299-302 (2018). 10.1130/G39557.1 Cited by (47) \| Cite \| Source
Tsunamigenic structures in a creeping section of the Alaska subduction zone (journal article) Bécel, Anne \| Shillington, Donna J. \| Delescluse, Matthias \| Nedimović, Mladen R. \| Abers, Geoffrey A. \| Saffer, Demian M. \| Webb, Spahr C. \| Keranen, Katie M. \| Roche, Pierre-Henri \| Li, Jiyao \| Kuehn, Harold Nature Geoscience, volume 10, issue 8, pages 609-613 (2017). 10.1038/ngeo2990 Cited by (52) \| Cite \| Source
Upper mantle structure of the T onga‐ L au‐ F iji region from R ayleigh wave tomography (journal article) Wei, S. Shawn \| Zha, Yang \| Shen, Weisen \| Wiens, Douglas A. \| Conder, James A. \| Webb, Spahr C. Geochemistry, Geophysics, Geosystems, volume 17, issue 11, pages 4705-4724 (2016). 10.1002/2016GC006656 Cited by (17) \| Cite \| Source
High-Resolution Seafloor Absolute Pressure Gauge Measurements Using a Better Counting Method (journal article) Webb, Spahr C. \| Nooner, Scott L. Journal of Atmospheric and Oceanic Technology, volume 33, issue 9, pages 1859-1874 (2016). 10.1175/JTECH-D-15-0114.1 Cited by (11) \| Cite \| Source
Slow slip near the trench at the Hikurangi subduction zone, New Zealand (journal article) Wallace, Laura M. \| Webb, Spahr C. \| Ito, Yoshihiro \| Mochizuki, Kimihiro \| Hino, Ryota \| Henrys, Stuart \| Schwartz, Susan Y. \| Sheehan, Anne F. Science, volume 352, issue 6286, pages 701-704 (2016). 10.1126/science.aaf2349 Cited by (238) \| Cite \| Source
Crustal shear velocity structure in the Southern Lau Basin constrained by seafloor compliance (journal article) Zha, Yang \| Webb, Spahr C. Journal of Geophysical Research: Solid Earth, volume 121, issue 5, pages 3220-3237 (2016). 10.1002/2015JB012688 Cited by (17) \| Cite \| Source

Title	Investigators	Year	Expiration	Amount
Validating Pressure Gauges for Seafloor Seismology and Geodesy	Webb, Spahr	12-01-2019	11-30-2021	$376,602
Community Seafloor Geodetic Infrastructure for the Measurement of Deformation	Zumberge, Mark \| Webb, Spahr \| Chadwell, C. David \| Newman, Andrew \| Schmidt, David \| Bartlow, Noel	10-01-2019	09-30-2021	$5,467,472
Three Compliance Instruments for Axial Volcano to Observe Long Term Evolution of the Magma Chamber and in Support of OOI Observations	Webb, Spahr	10-01-2019	09-30-2021	$627,800
Collaborative Research: Along Strike Variation in Shallow, Offshore Strain Accumulation and Slow Slip at Hikurangi Subduction Margin, New Zealand	Webb, Spahr	04-01-2018	03-31-2022	$398,533
Exploring the absolute pressure gauge data from the Cascadia Initiative OBS deployment for transient changes in seafloor elevation	Webb, Spahr	04-15-2015	03-31-2017	$96,649
Collaborative Research: Hikurangi Ocean Bottom Investigation of Tremor and Slow Slip (HOBITSS)	Webb, Spahr	11-01-2013	10-31-2016	$195,872
Development and Testing of Pressure Gradient Sensors to Improve Shallow Seafloor Seismic Observations	Barclay, Andrew \| Webb, Spahr	09-01-2013	08-31-2017	$206,427
Collaborative Research: Crustal Accretion and Mantle Processes Along the Subduction-Influenced Eastern Lau Spreading Center	Webb, Spahr \| Menke, William	09-01-2008	08-31-2014	$420,462
Development and Testing of a Shielded Ocean-Bottom Seismometer to Reduce Seafloor Low-Frequency Noise	Barclay, Andrew \| Webb, Spahr	09-01-2008	08-31-2010	$195,323
Establishing a Long-Term Geodetic Network at the East Pacific Rise Ridge 2000 Integrated Studies Site	Nooner, Scott \| Webb, Spahr \| Buck, W. Roger	04-01-2007	08-31-2013	$297,602
Calibration of the R/V Langseth Seismic Sources	Bohnenstiehl, DelWayne \| Diebold, John \| Tolstoy, Maria \| Webb, Spahr	09-01-2006	02-28-2010	$1,002,009
A Compliance Study of Partial Melt ini the Crust Beneath the EPR and the Relationship of Melt to Tectonics and Construction of the Crust	Webb, Spahr	01-01-2005	12-31-2007	$299,137
Testing Models of Magma Movement along the East Pacific Rise Using Combined Geoditic and Numerical Experiments	Cormier, Marie-Helene \| Webb, Spahr \| Buck, W. Roger	10-15-2004	03-31-2012	$802,818
Collaborative Research: A Real-Time Nearshore Seafloor Seismic Station	Webb, Spahr	11-01-2003	10-31-2007	$429,744
Toward a Better Understanding of Man-Made Acoustics Sources and Whales	Diebold, John \| Tolstoy, Maria \| Webb, Spahr	05-01-2003	04-30-2007	$278,065
Upgrade of the Old LDEO OBSs in the NSF National OBS Pool	Webb, Spahr	03-15-2003	02-28-2005	$272,136
A New Instrument for Compliance Measurements	Webb, Spahr	10-01-2001	09-30-2005	$199,957
Collaborative Research: Investigation of the Origin of Non-Hotspot, Intraplate Volcanic Ridges and Cross Grain Gravity Lineations	Langmuir, Charles \| Webb, Spahr \| Goldstein, Steven	05-01-2001	04-30-2006	$706,777
Hydrothermal Structure of the East Pacific Rise at 9 degree 50' N: A Magnetometric Resistivity Survey	Webb, Spahr	03-15-2001	11-30-2003	$43,403
A Collaborative Proposal: Prototype Development of Under Ice Ocean Bottom Seismometer	Webb, Spahr	12-01-2000	01-31-2003	$58,000
Seismicity and Structure of Axial Segment; Juan De Fuca Ridge	Sohn, Robert \| Webb, Spahr	09-01-2000	02-28-2002	$63,784
Development of an Ocean Bottom Seismometer Instrument Pool for Imaging the Earth's Interior and Monitoring its Dynamics	Lerner-Lam, Arthur \| Tolstoy, Maria \| Webb, Spahr	07-01-2000	06-30-2003	$1,100,611
Operation of an Ocean Bottom Seismic Instrument Pool at Lamont-Doherty Earth Observatory for the Benefit of the Community	Lerner-Lam, Arthur \| Tolstoy, Maria \| Webb, Spahr	07-01-2000	12-31-2005	$2,775,752
A Collaborative Proposal: Prototype Development of Under Ice Ocean Bottom Seismometer	Webb, Spahr	02-01-2000	04-30-2001	$95,096
Hydrothermal Structure of the East Pacific Rise at 9 degree 50' N: A Magnetometric Resistivity Survey	Webb, Spahr	12-01-1999	10-31-2002	$185,007
Measuring Crustal and Moho Melt Beneath the EPR, 910 N, Using Seafloor Compliance	Webb, Spahr \| Crawford, Wayne	03-15-1999	02-28-2002	$282,088
Continuing Development of Broad Band Seisimic Sensors for the MPL OBH/OBS Instruments	Webb, Spahr	03-01-1999	08-31-2000	$92,934
Seismicity and Structure of Axial Segment; Juan De Fuca Ridge	Sohn, Robert \| Webb, Spahr	03-15-1998	10-31-2000	$573,192
Seafloor Compliance Modeling and Interpretation	Webb, Spahr \| Crawford, Wayne	03-15-1998	02-28-1999	$52,187
Towed Gravity Survey of Massive Sulfide Mounds at Middle Valley and Escanaba Trough	Staudigel, Hubertus \| Zumberge, Mark \| Webb, Spahr	09-01-1997	08-31-1999	$302,244
Broad Band Hydrophone for Marine Seismology	Webb, Spahr	02-15-1997	01-31-1999	$85,390
Drilling Induced Seismicity in Middle Valley and Escanaba Trough	McDonald, Mark \| Webb, Spahr	01-01-1996	12-31-1999	$316,597
Seismological Components of the MELT Experiment on the Southern East Pacific Rise: West Coast OBS Facility Support and Analysis	Webb, Spahr	05-01-1995	04-30-1998	$672,491
Broad-Band Seafloor Seismic Observations at The Ocean Seismic Network -1 Borehole Site	Hildebrand, John \| Webb, Spahr	03-01-1994	02-28-1995	$50,081
Ocean Bottom Seismometer Modifications for Surface Wave Studies	Webb, Spahr	10-01-1993	09-30-1996	$222,379
Microseismicity of the East Pacific Rise at 9 Degrees 50'N	Hildebrand, John \| Webb, Spahr	07-15-1993	06-30-1996	$404,316
Upgrade of the MPL Fleet of Multi-Purpose Oceanographic Instruments	Webb, Spahr	10-01-1992	09-30-1994	$149,095
A Conductivity Survey of Middle Valley	Webb, Spahr	09-15-1992	08-31-1994	$413,504
A Transient Electromagnetic System for Seafloor Geologic Mapping	Webb, Spahr	07-01-1988	12-31-1991	$152,142