Today's Eruptions

View as
Geyser2025-07-25
Anemone-Big0754
Anemone-Little0755
Artemisia 0928
Beehive 0647, 0944
Beehive's Close to Cone Indicator 0809
Beehive's Indicator0933
Castle0700 ie maj
Daisy0820 wc, 1013 wc, 1208 wc
Fountain0744 ie
Grand0130 A, 0857
Grotto 0915, 1056 ns
Little Brother0743 wc, 0744 wc
Little Cub1059 ie wc
Mouth0806 ie
Oblong1042
Old Faithful0759 wc short, 0917 wc long, 1053 wc long
Other Geyser1035
Rift0838 ns,  1114
Riverside1130
Rocket1155 maj
Sawmill0720,  0742, 1009 wc,  1113
Slot0829 wc, 0948 wc, 1113
Surging Spring 0930
Tardy1011 wc
Three Crater0743 wc,  0745
Till0926
Twilight Spring 0712
UNNG-GHG-180805 ie
Uncertain 0714, 0905
West Triplet0843 ie wc
Values for Old Faithful Area2025-07-252025-07-26
Civil Twilight Begin05:2905:30
Sunrise06:0306:04
Sunset20:5620:55
Civil Twilight End21:3021:29
Moon Illumination0.25%2.52%
Last Known Eruption
Old Faithful

1h 18m ago

Grand

3h 14m ago

Castle

5h 11m ago

Riverside

41m ago

Daisy

3m ago

Great Fountain

13h 8m ago

Beehive

2h 27m ago

Steamboat

102d 1h 6m ago

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