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Remote sEnsing obServations of source Parameters and data IntegRation at EtnA: the RESPIRA database.

Luigi Mereu¹, Simona Scollo²

¹Istituto Nazionale di Geofisica e Vulcanologia, Osservatorio Etneo, Piazza Roma, 2, 95125, Catania, CT, Italy. luigi.mereu@ingv.it.

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|June 2, 2026

Summary

A new dataset, RESPIRA, integrates eruption source parameters (ESPs) for Mount Etna. This resource aids in forecasting volcanic ash hazards and improving safety in populated regions.

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Area of Science:

Volcanology
Geophysics
Remote Sensing

Background:

Eruption Source Parameters (ESPs) are vital for volcanic ash dispersal models and hazard assessment.
Mount Etna, a densely populated region, experiences frequent paroxysmal episodes requiring accurate ESPs.
Existing ESP data for Etna is fragmented across scientific literature.

Purpose of the Study:

To present RESPIRA, a novel online dataset integrating ESPs for Mount Etna.
To consolidate data from past publications and new analyses for comprehensive volcanic monitoring.
To provide a valuable resource for studying Etna's paroxysms and improving hazard forecasting.

Main Methods:

Compilation of ESPs from existing literature.
New data analysis using various remote sensing instruments.
Application of established formulations for parameter derivation.

Main Results:

The RESPIRA dataset includes column heights, mass eruption rates, and grain-size distribution data.
Data spans approximately 150 paroxysm episodes of Mount Etna since 1986.
The dataset integrates information from diverse sources and analytical methods.

Conclusions:

RESPIRA offers a comprehensive and integrated resource for Mount Etna's volcanic activity.
This dataset will enhance the understanding of paroxysm episodes and volcanic hazards.
Improved data integration supports operational services for risk reduction in populated areas.