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In eruption since 2011
Values for Old Faithful Area2018-10-172018-10-18
Civil Twilight Begin07:1207:14
Sunrise07:4207:43
Sunset18:3418:32
Civil Twilight End19:0319:02
Moon Illumination54.69%63.95%
Last Known Eruption
Old Faithful

3h 36m ago

Grand

7h 50m ago

Castle

22h 35m ago

Riverside

3h 56m ago

Daisy

5h 32m ago

Great Fountain

14h 23m ago

Beehive

23h 26m ago

Steamboat

1d 13h 57m ago



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