Query: G.N.I.S.

See also: Yellowstone National Park.

Elevation: 7349ft, 2240m.

Articles that refer to this location:

• Field Notes: 18 Aug 2011; 
• Grand Loop, Yellowstone National Park, Wyoming: at Old Faithful; 

Literature Referring To This Location:

• O"Hara, Kieran D., and E. K. Esawi. 2013. Model for the eruption of the Old Faithful geyser, Yellowstone National Park. GSA Today. 23(6):4-6. {TAS-pdf}

My photo of Old Faithful	Waiting for the pot to boil over.	Cheryl's photo of Old Faithful

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Date and time this article was prepared:5:20:59 PM, 4/24/2026.