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In eruption since 2011
Values for Old Faithful Area2018-08-182018-08-19
Civil Twilight Begin05:5906:01
Sunrise06:3006:32
Sunset20:2220:21
Civil Twilight End20:5320:52
Moon Illumination49.2%59.11%
Last Known Eruption
Grand

1h 40m ago

Castle

10h 11m ago

Riverside

12h 56m ago

Daisy

8h 50m ago

Great Fountain

19h 41m ago

Beehive

9h 18m ago

Steamboat

13d 15h 51m ago



All data is shown in US/Mountain timezone unless specified otherwise.

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