Today's Eruptions

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Geyser2025-04-26
No reports yet
Values for Old Faithful Area2025-04-262025-04-27
Civil Twilight Begin05:4805:47
Sunrise06:2006:18
Sunset20:2120:23
Civil Twilight End20:5320:54
Moon Illumination3.7%0.48%
Last Known Eruption
Old Faithful

5h 11m ago

Grand

3h 8m ago

Castle

14h 10m ago

Riverside

12h 28m ago

Daisy

4h 5m ago

Great Fountain

8h 36m ago

Beehive

13h 38m ago

Steamboat

11d 13h 28m ago