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In eruption since 2011
Values for Old Faithful Area2018-07-232018-07-24
Civil Twilight Begin05:2705:28
Sunrise06:0106:02
Sunset20:5820:56
Civil Twilight End21:3221:31
Moon Illumination81.85%88.67%
Last Known Eruption
Grand

4h 12m ago

Castle

9h 28m ago

Riverside

3h 44m ago

Daisy

39m ago

Great Fountain

11h 56m ago

Beehive

2h 15m ago

Steamboat

2d 13h 5m ago



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