Results 61 to 70 of about 2,274,072 (233)

Validation of Peak Ground Velocities Recorded on Very-high rate GNSS Against NGA-West2 Ground Motion Models

open access: yesSeismica, 2023
Observations of strong ground motion during large earthquakes are generally made with strong-motion accelerometers. These observations have a critical role in early warning systems, seismic engineering, source physics studies, basin and site ...
Brendan Crowell   +3 more
doaj   +1 more source

Ground effects of the 18 October 1992, Murindo earthquake (NW Colombia), using the Environmental Seismic Intensity Scale (ESI 2007) for the assessment of intensity [PDF]

open access: yes, 2009
The macroseismic intensity of the 18 October 1992 Murindo-Atrato earthquake that affected the northwestern states of Colombia (Choco\ub4 and Antioquia) is reassessed using the newly developed INQUA Environmental Seismic Intensity Scale (ESI 2007) which ...
Lalinde Pulido, C.   +3 more
core   +1 more source

Validation of Physics‐Based Simulated Accelerograms for Seismic Fragility Analyses of Italian RC Existing Building Types

open access: yesEarthquake Spectra, Volume 42, Issue 2, May 2026.
This article aims at exploring and validating the use of 3D physics‐based simulated ground motions as seismic input for the derivation of seismic fragility curves based on nonlinear dynamic numerical analyses. Fragility curves are computed for a set of pre‐code (i.e., designed only for vertical loads), reinforced concrete building types representative ...
Chiara Smerzini, Vincenzo Manfredi
wiley   +1 more source

Investigation of the Relationship of Earthquakes and Underground Waste Disposal in The El Dorado Area, Arkansas [PDF]

open access: yes, 1991
From December, 1983 to September, 1989 twelve small earthquakes were recorded for the El Dorado, Arkansas area. Magnitudes of these earthquakes were well below damaging levels.
Cox, Randel, VanArsdale, Roy B.
core   +2 more sources

Reassessment of intensity estimates from vulnerability and damage distributions: the 2011 Lorca earthquake [PDF]

open access: yes, 2016
This paper presents a reassessment of the seismic intensity estimated for the 2011 Lorca (southeastern Spain) earthquake based on detailed vulnerability data and its comparison with the observed damage.
Gaspar-Escribano, Jorge M.   +1 more
core   +2 more sources

Seismicity and Seismotectonics in the Cantabrian‐Pyrenean Zone (N Spain) Using a Dense Temporary Network of Broadband Seismic Stations

open access: yesTectonics, Volume 45, Issue 3, March 2026.
Abstract Earthquakes in intraplate regions are often scattered and difficult to associate with specific geological structures, requiring detailed surveys to identify active faults. Improving knowledge of local seismicity in these areas is essential for accurate seismic hazard assessment and for safe planning of economic activities that could affect ...
A. Olivar‐Castaño   +7 more
wiley   +1 more source

Intensity assignments from historical earthquake data: issues of certainty and quality

open access: yesAnnals of Geophysics, 1998
The use of macroseismic data in assessing parameters for historical earthquakes for use in seismic hazard assessment has thrown more attention on the way in which these data are treated.
R. M. W. Musson
doaj   +1 more source

USGS “Did You Feel It?”—Science and Lessons From 20 Years of Citizen Science-Based Macroseismology

open access: yesFrontiers in Earth Science, 2020
The U.S. Geological Survey (USGS) “Did You Feel It?” (DYFI) system is an automatic method for rapidly collecting macroseismic intensity (MI) data from internet users’ shaking and damage reports and for generating intensity maps immediately following felt
Vincent Quitoriano, David J. Wald
doaj   +1 more source

Improving the coastal record of tsunamis in the ESI-07 Scale : Tsunami Environmental Effects Scale (TEE-16 Scale) [PDF]

open access: yes, 2016
This paper discusses possibilities to improve the Environmental Seismic Intensity Scale (ESI-07 scale), a scale based on the effects of earthquakes in the environment.
Bardaji Azcárate, Teresa   +4 more
core   +3 more sources

Integrating strong-motion recordings and twitter data for a rapid shakemap of macroseismic intensity

open access: yes, 2020
Rapid estimation of the intensity of seismic ground motions is crucial for an effective rapid response when an earthquake occurs. To this end, maps of updated grond-motion fields (or shakemaps) are produced by using observations or measurements in near ...
R. Fayjaloun   +5 more
semanticscholar   +1 more source

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