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Official, Map sheet or poster
Aogashima volcano hazard map (volcanic ash (including volcanic lapilli): 4 million m³ DRE)
Aogashima Volcano Disaster Prevention Council. (2017). Aogashima volcanic hazard map. Disaster Prevention Division, Bureau of General Affairs, Tokyo Metropolitan Government.
Official, Map sheet or poster
Aogashima volcano hazard map (volcanic ash (including volcanic lapilli): 400,000 m³ DRE)
Aogashima Volcano Disaster Prevention Council. (2017). Aogashima volcanic hazard map. Disaster Prevention Division, Bureau of General Affairs, Tokyo Metropolitan Government.
Official, Figure in hazard assessment
Approximate areas likely to be affected by pyroclastic flows and surges originating at the active vents of the Tanaga volcanic cluster, Tanaga Island, Alaska
Figure 15 in: Coombs, M.L., McGimsey, R.G. & Browne, B.L. (2007). Preliminary volcano-hazard assessment for the Tanaga volcanic cluster, Tanaga Island, Alaska. U.S. Geological Survey, Scientific Investigations Report 2007-5094, 41 p., 1 plate. https://doi.org/10.3133/sir20075094
Official, Figure in hazard assessment
Approximate areas likely to receive noticeable tephra fall from explosive eruptions of Redoubt Volcano, southern Alaska
Figure 18 in: Till, A.B., Yount, M.E., & Riehle, J.R. (1993). Redoubt Volcano, southern Alaska; a hazard assessment based on eruptive activity through 1968. U.S. Geological Survey, Bulletin 1996, 19 p., 1 plate. https://doi.org/10.3133/b1996
Official, Figure in hazard assessment
Approximate extent of proximal hazard zones from ashfall and ballistics near the Tanaga volcanic cluster, Tanaga Island, Alaska
Figure 14 in: Coombs, M.L., McGimsey, R.G. & Browne, B.L. (2007). Preliminary volcano-hazard assessment for the Tanaga volcanic cluster, Tanaga Island, Alaska. U.S. Geological Survey, Scientific Investigations Report 2007-5094, 41 p., 1 plate. https://doi.org/10.3133/sir20075094
Official, Figure in hazard assessment
Approximate extent of subaqueous debris-avalanche deposits northwest of Great Sitkin Island. Also shown are areas of Adak coastline that could be affected by tsunamis generated by a large flank collapse of Great Sitkin Volcano.
Figure 12 in: Waythomas, C.F., Miller, T.P. & Nye, C.J. (2003). Preliminary volcano-hazard assessment for Great Sitkin Volcano, Alaska. U.S. Geological Survey, Open-File Report 03-112, 25 p., 1 plate. https://doi.org/10.3133/ofr03112
Official, Flyer, brochure, short fact-sheet, or handout
Are You at Risk from the Next Eruption of Mount Hood? Hazards Zonation Map
Gardner, C. A., Scott, W. E., Major, J. J., & Pierson, T. C. (2000). Mount Hood-history and hazards of Oregon's most recently active volcano. US Geological Survey, Fact Sheet 060-00 (PDF Version). https://doi.org/10.3133/fs06000
Official, Sign or billboard
Area closed. Do not enter. Increased risk of eruption.
Department of Conservation. (2020). Area closed. Do not enter. Increased risk of eruption. December 2020 R183230.
Official, Figure in hazard assessment
Area expuesta a flujos de lava provenientes del Nevado Santa Isabel
(Area exposed to lava flows from Nevado de Santa Isabel)
Figure 5 in: Instituto de Investigaciones en Geociencias, Mineria y Quimica (INGEOMINAS). (1993). Mapa Preliminar de Amenaza Volcanica Potencial Complejo de Domos Santa Isabel, Cordillera Central de Colombia. Ibague.
Official, Figure in hazard assessment
Area Impactada por Colapso de Columna
(Area Impacted by Column Collapse)
Figure 6.11 in: Alvarado, G.E., Campos-Durán, D., Brenes-André, J., Alpízar, Y., Núñez, S., Esquivel, L., Sibaja, J.P. & Fallas, B. (2021). Peligro Volcánico del Irazú, Costa Rica. Comisión Nacional de Prevención de Riesgos y Atención de Emergencias (CNE). Deciembre 2021. (Modified from: Soto & Sjöbohm 2015).