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Baker, United States
Official, Figure in hazard assessment
Annual probability of 1 cm (about 0.4 inches) or more of tephra from Mount Baker.
Figure 5a in: Gardner, C.A., Scott, K.M., Miller, C.D., Myers, B., Hildreth, W., & Pringle, P.T. (1995). Potential volcanic hazards from future activity of Mount Baker, Washington. U.S. Geological Survey, Open-File Report 95-498, 16 p., 1 plate, scale 1:100,000. https://doi.org/10.3133/ofr95498

Glacier Peak, United States
Official, Figure in hazard assessment
Annual probability of >=10 cm tephra accumulation for Glacier Peak
Figure 2 in: Waitt, R.B., Mastin, L.G., & Begét, J.E. (1995). Volcanic-Hazard Zonation for Glacier Peak Volcano, Washington. U.S. Geological Survey, Open-File Report 95-499, 9 p., 1 plate. https://doi.org/10.3133/ofr95499

Cascades Range (regional, USA only), United States
Official, Figure in hazard assessment
Annual probability of accumulation of ten or more centimeters (four or more inches) of tephra in Washington and Oregon from eruptions throughout the Cascade Range.
Figure 3 in: Wolfe, E.W. & Pierson, T.C. (1995). Volcanic-Hazard Zonation for Mount St. Helens, Washington, 1995. U.S. Geological Survey, Open-File Report 95-497, 12 p., 1 plate. https://doi.org/10.3133/ofr95497

Tanaga, United States
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

Redoubt, United States
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

Tanaga Volcanic Cluster (Sajaka, Takawangha, & Tanaga), United States
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

Great Sitkin, United States
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

Santa Isabel, Colombia
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.

Irazú, Costa Rica
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).

Irazú, Costa Rica
Official, Figure in hazard assessment
Area Impactada por Colapso de Columna a 10000 Metros
(Impacted Area from Column Collapse from 10000 Meters)
Figure 97 in: Soto, G.J. & Sjöbohm, L. (2015). Escenarios de amenaza del volcán Irazú (Costa Rica): Una aproximación preliminar. FUNDEVI, Universidad de Costa Rica, Escuela Centroamericana de Geología. 188 p. https://doi.org/10.13140/RG.2.2.22061.54240

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