Decoding the state of stress and fluid pathways along the Andean Southern Volcanic Zone

N Pérez-Estay, J Ruz-Ginouves… - … Earth & Environment, 2023 - nature.com
Decoding means decrypting a hidden message. Here, the encrypted messages are the state
of stress, fluid pathways, and volcano tectonic processes occurring in volcanoes of the …

[HTML][HTML] One decade of b-value variations from volcano-tectonic seismicity as an early indicator of episodes of crisis in a volcano: the case of Copahue, Southern …

C Farías, J Lazo, D Basualto, M Saavedra… - Frontiers in Earth …, 2023 - frontiersin.org
Volcanoes can enter in episodes of unrest, which might end later in an eruption, with little
warning. They are normally produced due to the inner dynamics of the volcano, but can also …

Eruption forecasting model for Copahue volcano (southern Andes) using seismic data and machine learning: A joint interpretation with geodetic data (GNSS and …

L Cabrera, A Ardid, I Melchor… - Seismological …, 2024 - pubs.geoscienceworld.org
Anticipating volcanic eruptions remains a challenge despite significant scientific
advancements, leading to substantial human and economic losses. Traditional approaches …

Effect of crustal stress state on magmatic stalling and ascent: case study from Puyehue-Cordón Caulle, Chile

KJ Chamberlain, DJ Morgan, LE Lara, R Walshaw… - Bulletin of …, 2024 - Springer
Abstract The Southern Volcanic Zone (SVZ) in Chile is an active continental arc with a
complex history of volcanism, where a range of magmatic compositions have been erupted …

The seismic structure of Villarrica Volcano revealed by ambient noise tomography

P Urra-Tapia, D González-Vidal, M Miller… - Journal of Volcanology …, 2023 - Elsevier
We compute the first ambient noise tomography of Villarrica Volcano, obtaining a 3D Vs
model. Using ambient noise recorded from May to July 2014 from 18 seismic stations, we …

Multiple sources of elevation change during and after the 2011–2012 Cordón Caulle, Chile eruption measured by satellite topographic time series

DL Lillo, F Delgado, M Pritchard, P Ruprecht… - Volcanica, 2024 - jvolcanica.org
The 2011–2012 eruption at Cordón Caulle, Chile offers an exceptional opportunity to
investigate topographic evolution of a laccolith, lava flows, and tephra during and after …

Long Swarms and Short Swarms at Volcanoes: Evidence for Different Processes

S McNutt - Annals of Geophysics, 2025 - annalsofgeophysics.eu
Many earthquake swarms at volcanoes last several months, then have a sharp uptick in rate
in the hours before eruption. Examples include 2006 Augustine, 8.5 months then 10 hours; …

A Framework for Real-Time Volcano-Seismic Event Recognition Based on Multi-Station Seismograms and Semantic Segmentation Models

C Espinosa-Curilem, M Curilem, D Basualto - arXiv preprint arXiv …, 2024 - arxiv.org
In volcano monitoring, effective recognition of seismic events is essential for understanding
volcanic activity and raising timely warning alerts. Traditional methods rely on manual …

El depósito de caída de tefra de la erupción de 2011-2012 del Complejo Volcánico Puyehue-Cordón Caulle (Andes del Sur) Influencia del número de mediciones de …

JR Moyano, D Gallardo, JJ Gaitán… - Estudios …, 2024 - estudiosgeol.revistas.csic.es
La estimación de los volúmenes de caída de tefra es fundamental para evaluar los impactos
de las erupciones explosivas y el cálculo de los parámetros eruptivos de la fuente (PEF) …

[PDF][PDF] The 2011-2012 Puyehue-Cordón Caulle (Southern Andes) tephra deposit: influence of the number of field measurements on isopach drawing and volume …

CVPC Caulle - Estudios Geológicos, 2024 - core.ac.uk
Estimating tephra fall volumes is critical for assessing the impacts of explosive eruptions and
calculating eruption source parameters (ESPs). Estimates are subject to uncertainties that …