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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 31m ago

Castle

3h 41m ago

Grand

5h 2m ago

Daisy

1h 53m ago

Riverside

42m ago

Great Fountain

31d 22h 5m ago

Beehive

12h 14m ago



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