Volcano Hazards in the Mount Jefferson Region, Oregon
Jefferson, United States, 1999
Plate 2 in: Walder, J.S., Gardner, C.A., Conrey, R.M., Fisher, B.J., & Schilling, S.P. (1999). Volcano Hazards in the Mount Jefferson Region, Oregon. U.S. Geological Survey, Open-File Report 99-24, 14 p. https://doi.org/10.3133/ofr9924
This map was produced by an official agency, but may not be the most recent, most complete, or main operational map.
For the current operational hazard map, please consult the proper institutional authorities.

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Walder, J.S., Gardner, C.A., Conrey, R.M., Fisher, B.J., and Schilling, S.P. (1999). Volcano Hazards in the Mount Jefferson Region, Oregon. U.S. Geological Survey, Open-File Report 99-24, 14 p. https://doi.org/10.3133/ofr9924Map Set
https://doi.org/10.3133/ofr9924
Other Maps In Set:
Map Data
Map ID 626 Hazard Process(es) Lahars; Tephra fall Hazard Zone Presentation Hazard process-focused: Most hazard processes are separated by hazard process type on a series of small map panels of similar sizes Temporal Scale Background, or long-term, map Spatial Scale Volcano and surrounding area Publication Format Poster-style map insert in hazard assessment Zonation Method(s) Scenario modeling Zonation Model(s) LAHARZ or modified version (such as PFZ) (Iverson et al. 1998; Schilling 1998; Schilling 2014); Unnamed tephra model [Hoblitt et al. (1987); Hoblitt & Scott (2011)] (Hoblitt et al. 1987; Hoblitt & Scott 2011) Scenario(s) Considered Analog volcano(es); Size, VEI, or intensity; Source location or direction; Specific past eruption Hazard Zone Label(s) Numeric probability; Scenario name Probability Definition(s) Annual numeric probability; Scenarios imply probability Purpose Multiple: intended for multiple purposes including general hazard awareness, planning, and crisis management Audience Multiple audiences (usually the public, civil authorities, and land-use planners) Language(s) English Basemap(s) Contour lines Basemap overlay(s) Infrastructure map; Street map Diemsionality Planimetric (2D or map) view Color Scheme Dark to Light (greyscale)