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In eruption since 2011
Values for Old Faithful Area2019-04-222019-04-23
Civil Twilight Begin05:5505:53
Sunrise06:2606:24
Sunset20:1720:18
Civil Twilight End20:4820:49
Moon Illumination90.46%83.37%
Last Known Eruption
Old Faithful

1h 20m ago

Grand

56m ago

Castle

4h 51m ago

Riverside

5h 8m ago

Daisy

2h 13m ago

Great Fountain

2d 5h 38m ago

Beehive

3h 35m ago

Steamboat

13d 18h 2m ago



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