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In eruption since 2011
Values for Old Faithful Area2017-11-202017-11-21
Civil Twilight Begin06:5506:57
Sunrise07:2707:28
Sunset16:5016:50
Civil Twilight End17:2217:21
Moon Illumination2.97%7.02%
Last Known Eruption
Castle

9h 12m ago

Grand

9h 45m ago

Daisy

6h 55m ago

Riverside

4h 33m ago

Great Fountain

9d 9h 54m ago

Beehive

13h 48m ago



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