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In eruption since 2011
Values for Old Faithful Area2018-10-192018-10-20
Civil Twilight Begin07:1507:16
Sunrise07:4407:46
Sunset18:3118:29
Civil Twilight End19:0018:59
Moon Illumination72.75%80.83%
Last Known Eruption
Grand

3h 18m ago

Castle

9h 14m ago

Riverside

4h 52m ago

Daisy

2h 9m ago

Great Fountain

9h 17m ago

Beehive

1d 13h 4m ago

Steamboat

4d 2h 35m ago



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