Supplemental Material: Paleoseismic evidence of directivity for the 1976 Mw 7.5 Motagua earthquake, Guatemala

Jonathan Obrist‐Farner; et al.

doi:10.1130/geol.s.30005125

August 28, 2025Open Access

Supplemental Material: Paleoseismic evidence of directivity for the 1976 Mw 7.5 Motagua earthquake, Guatemala

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Key Points

The data suggests a directivity in the 1976 earthquake's effects, impacting regional geological assessments.
Key evidence includes sediment cores and modeling findings that illuminate earthquake dynamics and sediment behavior.
Study methods involve sediment coring and seismic data analysis to understand the earthquake's geological impact.
Results indicate a necessity for ongoing research in paleoseismic techniques to improve understanding of similar earthquakes.

Implication

Analysis reveals paleoseismic data on the 1976 M7.5 Motagua earthquake in Guatemala, highlighting sediment coring methods and rupture simulations.

Abstract

Descriptions of seismic data acquisition, sediment coring and analysis, age-depth modeling, earthquake modeling procedures, and numerous figures and tables illustrating lake surveys, core scans, age models, and rupture simulations.

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Cite This Study

Obrist‐Farner et al. (2025) studied this question.

synapsesocial.com/papers/68bb3ee82b87ece8dc9572e7 https://doi.org/10.1130/geol.s.30005125

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Supplemental Material: Paleoseismic evidence of directivity for the 1976 Mw 7.5 Motagua earthquake, Guatemala

Key Points

Implication

Abstract

Discussion

Cite This Study

Supplemental Material: Paleoseismic evidence of directivity for the 1976 Mw 7.5 Motagua earthquake, Guatemala

Key Points

Implication

Abstract

Discussion

Cite This Study

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