Today's Eruptions

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Geyser2025-07-02
No reports yet
Values for Old Faithful Area2025-07-022025-07-03
Civil Twilight Begin05:0705:07
Sunrise05:4305:44
Sunset21:1121:11
Civil Twilight End21:4721:47
Moon Illumination44.62%54.22%
Last Known Eruption
Old Faithful

6h 12m ago

Grand

4h 29m ago

Castle

13h 28m ago

Riverside

20h 42m ago

Daisy

4h 22m ago

Great Fountain

7h 28m ago

Beehive

13h 46m ago

Steamboat

78d 14h 28m ago