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In eruption since 2011
Values for Old Faithful Area2017-04-252017-04-26
Civil Twilight Begin05:4905:47
Sunrise06:2006:19
Sunset20:2120:22
Civil Twilight End20:5220:54
Moon Illumination2.31%0.1%
Last Known Eruption
Castle

5h 14m ago

Grand

6h 41m ago

Daisy

2h 14m ago

Riverside

13m ago

Great Fountain

57d 21h 44m ago

Beehive

12h 42m ago



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