Articles | Volume 25, issue 6
https://doi.org/10.5194/nhess-25-1943-2025
https://doi.org/10.5194/nhess-25-1943-2025
Research article
 | 
13 Jun 2025
Research article |  | 13 Jun 2025

Estimating the mass of tephra accumulated on roads to best manage the impact of volcanic eruptions: the example of Mt Etna, Italy

Luigi Mereu, Manuel Stocchi, Alexander Garcia, Michele Prestifilippo, Laura Sandri, Costanza Bonadonna, and Simona Scollo

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Temporal models for the occurrence of Etna eruptions and implications for hazard assessment
Laura Sandri, Alexander Garcia, Simona Scollo, Luigi Mereu, and Michele Prestifilippo
EGUsphere, https://doi.org/10.5194/egusphere-2025-5875,https://doi.org/10.5194/egusphere-2025-5875, 2025
This preprint is open for discussion and under review for Natural Hazards and Earth System Sciences (NHESS).
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Cited articles

Ágústsdóttir, A. M.: Ecosystem approach for natural hazard mitigation of volcanic tephra in Iceland: building resilience and sustainability, Nat. Hazards, 78, 1669–1691, https://doi.org/10.1007/s11069-015-1795-6, 2015. 
Alparone, S., Andronico, D., Lodato, L., and Sgroi, T.: Relationship between tremor and volcanic activity during the Southeast Crater eruption on Mount Etna in early 2000, J. Geophys. Res., 108, 2241, https://doi.org/10.1029/2002JB001866, 2003. 
Andronico, D., Cannata, A., Di Grazia, G., and Ferrari, F.: The 1986–2021 paroxysmal episodes at the summit craters of Mt. Etna: Insights into volcano dynamics and hazard, Earth-Sci. Rev., 220, 103686, https://doi.org/10.1016/j.earscirev.2021.103686, 2021. 
Aravena, A., Carparelli, G., Cioni, R., Prestifilippo, M., and Scollo, S.: Toward a real-time analysis of column height by visible cameras: an example from Mt. Etna, in Italy, Remote Sensing, 15, 2595, https://doi.org/10.3390/rs15102595, 2023. 
Barsotti, S., Andronico, D., Neri, A., Del Carlo, P., Baxter, P. J., Aspinall, W. P., and Hincks, T.: Quantitative assessment of volcanic ash hazards for health and infrastructure at Mt. Etna (Italy) by numerical simulation, J. Volcanol. Geoth. Res., 192, 85–96, 2010. 
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By considering the quantification of tephra mass deposited on roads following an eruption (or a series of explosive volcanic eruptions), in this work we assessed the cumulated tephra mass on the road networks in three selected towns on Mt Etna’s eastern flank during several paroxysms in 2021. This is a first attempt to estimate the amount of tephra that must be removed during a crisis that could be reused, converting in this way a potential problem into an opportunity.
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