Today's Eruptions

View as
Geyser2025-07-18
Anemone-Little0709 ie wc, 0801 ie wc
Atomizer1109 maj
Beehive0501 wc
Beehive's Indicator0449 ie wc, 1216 wc, 1231 wc
Bulger0655 ie wc
Castle0811 maj
Clepsydra 1157, 1205 maj
Collapsing Pool 1310
Daisy0550 wc, 0743 wc, 0935 wc, 1123 ie, 1312 wc, 1501 ns wc, 1650 wc
Ephedra Spring 1314
Fountain1115
Grand0628 ie wc, 1504
Grotto0742 ie wc,  1040, 1051 ie
Ledge Spring 1308
Lion0508 wc ini, 0640 ie wc, 0757 wc min, 1357 ie, 1530 ns
Little Brother1611 wc
Little Cub0708 ie wc, 0858, 1000, 1029, 1151 ie wc
Morning's Thief1103, 1116, 1119
Old Faithful0458 ie wc, 0648 wc long, 0823 wc long, 1008 wc long, 1148 wc short, 1255 wc long, 1454 wc short, 1558 ns wc long
Old Tardy0658 ie wc
Perforated Pool 1313
Plate0900
Riverside0449 ie wc, 1117
Sawmill0527 wc,  0600, 0829 ie wc,  1240
Slot0900 ie wc, 1009, 1301 ie wc
Surging Spring 1306
Tardy0915 ie wc, 1050 wc, 1111 wc, 1202 wc
Till0826 ie
Tilt's Baby0817, 1148
Turban1331 ie, 1351, 1409, 1428, 1447
Twin 1317
Uncertain1419 wc
West Triplet1522
Values for Old Faithful Area2025-07-182025-07-19
Civil Twilight Begin05:2105:22
Sunrise05:5605:57
Sunset21:0221:02
Civil Twilight End21:3721:36
Moon Illumination47.37%36.03%
Last Known Eruption
Old Faithful

1h 5m ago

Grand

1h 59m ago

Castle

8h 52m ago

Riverside

5h 46m ago

Daisy

13m ago

Great Fountain

1d 2h 32m ago

Beehive

12h 2m ago

Steamboat

95d 5h 58m ago

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