Today's Eruptions

View as
Geyser2025-05-16
No reports yet
Values for Old Faithful Area2025-05-162025-05-17
Civil Twilight Begin05:2005:18
Sunrise05:5305:52
Sunset20:4520:46
Civil Twilight End21:1921:20
Moon Illumination88.56%81.47%
Last Known Eruption
Old Faithful

253d 4h 4m ago

Grand

1y 291d 7h 23m ago

Castle

2y 312d 20h 10m ago

Riverside

2y 312d 22h 7m ago

Daisy

2y 312d 22h 7m ago

Great Fountain

2y 313d 3h 13m ago

Beehive

321d 7h 32m ago

Steamboat

2y 331d 4h 35m ago