Locating Incipient Volcanic Vents Using Multidisciplinary Remote Sensing Data and Source Modeling Information

Authors

    Authors

    W. N. Junek; W. L. Jones;M. T. Woods

    Comments

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    Abbreviated Journal Title

    IEEE Geosci. Remote Sens. Lett.

    Keywords

    Interferometric synthetic aperture radar (InSAR); seismic; volcanic; hazard; volcanic vent; SYNTHETIC-APERTURE RADAR; OKMOK VOLCANO; INTERFEROMETRY; ERUPTION; ALASKA; Geochemistry & Geophysics; Engineering, Electrical & Electronic; Remote; Sensing

    Abstract

    Knowing the location of an impending volcanic eruption would aid civil authorities in preparing the proper response to a developing crisis. Deterministic predictions of an eruption's location are not possible due to the highly complex nature of volcanic processes. Therefore, probabilistic forecasting techniques are required for estimating the location of an impending eruption. In this letter, we present a process for locating incipient volcanic vents using a spatial probability density function (PDF) constructed from a combination of multidisciplinary remote sensing data and source modeling information. Our process is flexible and designed to adapt to changing data availability and geologic conditions that typically occur during a developing volcanic crisis. The utility of our process is evaluated through the analysis of PDFs that forecast probable vent locations prior to Okmok's 2008 eruption. Results show our multidisciplinary approach produces a robust PDF that is spatially constrained to areas exhibiting various types of volcanic unrest and adapts to evolving conditions at the site.

    Journal Title

    Ieee Geoscience and Remote Sensing Letters

    Volume

    10

    Issue/Number

    1

    Publication Date

    1-1-2013

    Document Type

    Article

    Language

    English

    First Page

    140

    Last Page

    144

    WOS Identifier

    WOS:000310899700029

    ISSN

    1545-598X

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