Geysers with the highest eruptions

compiled by Wm. Robert Johnston
last update 21 February 2001

(Listed in descending order of highest observed eruptions)

Name	location	interval	duration	height
Waimangu Geyser	New Zealand	EXTINCT		180-460 m
Steamboat Geyser	YNP (Norris Geyser Basin)	5 days-50 yrs	hrs	76-130 m
Excelsior Geyser	YNP (Midway Geyser Basin)	DORMANT (since 1985)	2-4 min	9-91 m
Giant Geyser	YNP (Upper Geyser Basin)	days-yrs	55-80 min	46-76 m
Grot Yubileinyi	Kamchatka (Dolina Geizerov)		secs	30-76 m horz.
Great Fountain Geyser	YNP (Lower Geyser Basin)	9-16 hrs	30-90 min	30-70 m
Splendid Geyser	YNP (Upper Geyser Basin)	infrequent	1-20 min	15-66 m
Grand Geyser	YNP (Upper Geyser Basin)	6-20 hrs	9-13 min	46-61 m
Beehive Geyser	YNP (Upper Geyser Basin)	hrs-days	5 min	46-61 m
Giantess Geyser	YNP (Upper Geyser Basin)	0-41/yr	1-43 hrs	30-61 m
Monarch Geyser	YNP (Norris Geyser Basin)	DORMANT (since 1913)	5-10 min	30-61 m
Morning Geyser	YNP (Lower Geyser Basin)	DORMANT (since 1994)	10-32 min	24-61 m
Old Faithful Geyser	YNP (Upper Geyser Basin)	30-120 min	1.5-5 min	27-56 m
Gamli Strokk	Iceland (Hveravellir)	EXTINCT		46 m
Round Geyser	YNP (Upper Geyser Basin)	DORMANT (since 1989)	1 min	15-46 m
Drain Geyser	YNP (Lower Geyser Basin)	mins (minor)	secs	2-46 m