Preliminary Overview Map of Volcanic Hazards in the 48 Coterminous United States

United States (regional), United States, 1978

Mullineaux, D.R. (1978). Preliminary overview map of volcanic hazards in the 48 conterminous United States. U.S. Geological Survey, Miscellaneous Field Studies Map 786. https://doi.org/10.3133/mf786

This map was produced by an official agency, but is NOT 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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Map Data

Map ID	3367
Hazard Process(es)	Lava flows; Tephra fall; Vent-opening hazards
Hazard Zone Presentation	Hazard level-focused: All or most hazards are combined by hazard level on a main map panel
Temporal Scale	Background, or long-term, map
Spatial Scale	Regional
Publication Format	Map sheet or poster
Zonation Method(s)	Geologic history
Zonation Model(s)
Scenario(s) Considered	No scenarios were discernable from the map
Hazard Zone Label(s)	Hazard process name
Probability Definition(s)	No probability definition was discernable from the map
Purpose	Land-use planning: Intended to inform citing of facilities, building restrictions, resource management, and infrastructure development
Audience	Multiple audiences (usually the public, civil authorities, and land-use planners)
Language(s)	English
Basemap(s)	Administrative boundaries (e.g. county, park, intl.)
Basemap overlay(s)
Diemsionality	Planimetric (2D or map) view
Color Scheme	Symbols and/or lines only