Corrected by observations made during season 1910. From Haynes' Official Guide—Yellowstone National Park | NAME | HEIGHT FEET | DURATION | INTERVALS OF ERUPTIONS | | UPPER BASIN | Artemesia | 50 | 10 minutes | 12 to 24 hours | | Bee-Hive | 200 | 8 minutes | 12 hours to 40 days | | Castle | 75 | 30 minutes | 26 hours (freq. misses) | | Cliff | 100 | 8 minutes | 4 to 8 hours | | Comet | 60 | 1 minute | Irregular | | Cub (Big) | 30 | 10 minutes | With Lioness Geyser | | Cub (Little) | 10 | 3 minutes | With Lion Geyser | | Daisy | 75 | 2 minutes | 45 to 60 minutes | | Economic | 20 | 10 seconds | Follows Grand and plays every 5 min. for 2 days | | Fan | 60 | 10 minutes | 4 to 6 hours | | Giant | 250 | 90 minutes | 7 to 12 days | | Giantess | 150 | 12-24 hours | 16 to 25 days | | Grand | 200 | 40-80 minutes | 2 to 20 days | | Grotto | 30 | 30 minutes | 2 to 5 hours | | Jewel | 40 | 1 minute | 5 minutes | | Lion | 60 | 8 minutes | 6 to 12 hours | | Lioness | 100 | 10 minutes | 15 to 20 days | | Lone Star | 75 | 10 minutes | 1 to 2 hours | | Mortar | 30 | 5 minutes | 2 hours | | Oblong | 35 | 5 minutes | 7 to 8 hours | | Old Faithful | 150 | 4 minutes | 65 to 75 minutes | | Riverside | 100 | 15 minutes | 7 hours | | Saw-Mill | 35 | 2 hours | 2 to 3 hours | | Spasmodic | 4 | 2 minutes | 2 to 3 hours | | Splendid | 200 | ———— | Ceased to play about 1892 | | Surprise | 100 | 2 minutes | Irregular | | Turban | 40 | 20 minutes | With Grand Geyser | | LOWER BASIN | Fountain | 75 | 20 minutes | 3 to 6 hours | | Great Fountain | 100 | 30 minutes | 8 to 12 hours | | MIDWAY BASIN | Excelsior | 300 | Variable | 1 to 4 hours, ceased in 1888 | | NORRIS BASIN | Constant | 20 | 10 seconds | 30 seconds | | Fearless | 25 | 15 minutes | 3 hours | | Minute Man | 15 | 1-3 minutes | 1 to 3 minutes | | Monarch | 100 | 6 minutes | 6 hours | | Mud | 20-60 | 1-2 minutes | New, irregular | | New Crater | 20 | 1 minute | 3 minutes | | Valentine | 100 | 40 minutes | 7-1/2 hours |
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