Today's Eruptions

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Geyser2021-12-07
No reports yet
Values for Old Faithful Area2021-12-072021-12-08
Civil Twilight Begin07:1307:14
Sunrise07:4607:47
Sunset16:4316:43
Civil Twilight End17:1617:16
Moon Illumination12.69%21.4%
Last Known Eruption
Old Faithful

40d 21h 53m ago

Grand

36d 19h 53m ago

Castle

2y 223d 1h 59m ago

Riverside

2y 223d 12h 34m ago

Daisy

40d 23h 27m ago

Great Fountain

2y 223d 12h 15m ago

Beehive

36d 19h 57m ago

Steamboat

2y 226d 9h 44m ago