Today's Eruptions

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Geyser2021-06-16
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Values for Old Faithful Area2021-06-162021-06-17
Civil Twilight Begin05:0105:01
Sunrise05:3805:38
Sunset21:1021:10
Civil Twilight End21:4621:47
Moon Illumination30%40.12%
Last Known Eruption
Old Faithful

23d 5h 51m ago

Grand

1y 242d 16h 30m ago

Castle

2y 49d 13h 3m ago

Riverside

2y 49d 23h 38m ago

Daisy

56d 12h 1m ago

Great Fountain

2y 49d 23h 19m ago

Beehive

1y 56d 21h 50m ago

Steamboat

2y 52d 20h 48m ago