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In eruption since 2011
Values for Old Faithful Area2018-09-222018-09-23
Civil Twilight Begin06:4206:43
Sunrise07:1107:12
Sunset19:1919:17
Civil Twilight End19:4819:46
Moon Illumination92.2%96.59%
Last Known Eruption
Old Faithful

1h 56m ago

Grand

2h 48m ago

Castle

11h 39m ago

Riverside

5h 55m ago

Daisy

3h 30m ago

Great Fountain

19h 38m ago

Beehive

12h 30m ago

Steamboat

4d 19h 21m ago



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