Values for Old Faithful Area2021-09-202021-09-21
Civil Twilight Begin06:3906:40
Sunrise07:0807:09
Sunset19:2419:22
Civil Twilight End19:5319:51
Moon Illumination99.39%99.93%
Last Known Eruption
Old Faithful

1h 57m ago

Grand

6h 29m ago

Castle

3h 18m ago

Riverside

3h 31m ago

Daisy

7m ago

Great Fountain

1d 4h 38m ago

Beehive

18h 4m ago

Steamboat

9d 5h 24m ago