Yellowstone_Caldera_map2.JPG


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English: (1) This 2013 publication by w:United States w:National Park Service at web posting replaces previous w:USGS map, File:Yellowstone Caldera map2.jpg . The older diagram, File:Yellowstone Caldera map2.jpg , is posted on-line as "fig_03_yellowstone_map.jgp," dated 14 March 14 2005 . Very similar map, but nevertheless some minor changes were made over the elapsed 8 years. Specifically, the northernmost "uncertain boundary" for the 1st caldera has been replaced.

(2) Note that West Thumb Caldera ( 44°25′40″N 110°31′57″W  /  44.4278°N 110.5325°W  / 44.4278; -110.5325  ( West Thumb ) ) is not to be confused with West Thumb Geyser Basin ( 44°25′07″N 110°34′23″W  /  44.41861°N 110.57306°W  / 44.41861; -110.57306  ( West Thumb Geyser Basin ) ). Per the US NPS , West Thumb Lake is itself a smaller caldera. See Figure 22 at US NPS web site . West Thumb Caldera forms West Thumb Lake, and West Thumb Geyser Basin lies on the western shore of West Thumb Lake. Source: w:US NPS . See also:

Date 09:38, 20 April 2013 (UTC)
Source US NPS .
Author w:National Park Service .
Permission
( Reusing this file )
w:United States federal government source.

Licensing

Public domain This image or media file contains material based on a work of a National Park Service employee, created as part of that person's official duties. As a work of the U.S. federal government , such work is in the public domain in the United States. See the NPS website and NPS copyright policy for more information.

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