| Comments: | “North Angle Geyser” of Landis (1989) (Hydrothermal Observations in Yellowstone National Park, 1988, pp. 183, 341) in the Sprinkler Group, Lower Geyser Basin; = UNNG 9 / vent 9 of Wolf & Paperiello, 1989 (Report on the Kaleidoscope & Sprinkler Groups, pp. 25, 35-36); vent is 6 to 7 meters north-northeast of true Angle Geyser (see cited 1989 W&P report on pp. 25, 29-30) & located at 44° 33' 15.44" North latitude, 110° 48' 41.50" West longitude. Same geyser as seen in: https://www.youtube.com/watch?v=9z4QZwsnG_c Regular episodic eruptions. Noticed eruptions at 1441-1442, 1532-1533, 1548, 1628-1631 (long duration for this geyser this season), 1718-1719, 1742, 1804-1805, 1823-1824, 1837-1838. Closed intervals: 16m, 24m, 22m, 19m, 14m. |