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In eruption since 2011
Values for Old Faithful Area2017-09-202017-09-21
Civil Twilight Begin06:4006:41
Sunrise07:0907:10
Sunset19:2219:21
Civil Twilight End19:5119:50
Moon Illumination0%1.22%
Last Known Eruption
Castle

2h 45m ago

Grand

3h 50m ago

Daisy

46m ago

Riverside

18h 50m ago

Great Fountain

2d 2h 38m ago

Beehive

10h 5m ago



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