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In eruption since 2011
Values for Old Faithful Area2018-12-112018-12-12
Civil Twilight Begin07:1707:17
Sunrise07:5007:51
Sunset16:4316:43
Civil Twilight End17:1617:17
Moon Illumination14.37%21.61%
Last Known Eruption
Old Faithful

1h 2m ago

Grand

1h 43m ago

Castle

9h 8m ago

Riverside

18h 38m ago

Daisy

5h 5m ago

Great Fountain

36d 22h 6m ago

Beehive

14h 45m ago

Steamboat

3d 9h 58m ago



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