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In eruption since 2011
Values for Old Faithful Area2017-03-302017-03-31
Civil Twilight Begin06:3606:34
Sunrise07:0507:03
Sunset19:4919:50
Civil Twilight End20:1820:19
Moon Illumination6.32%13.34%
Last Known Eruption
Old Faithful

1h 42m ago

Castle

5h 36m ago

Grand

13m ago

Daisy

1h 16m ago

Riverside

2h 37m ago

Great Fountain

32d 0m ago

Beehive

14h 9m ago



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