Last Known Eruption
29y 260d 17h 28m ago

Latest Eruptions

Eruption DurationInterval
19 Jul 1994 @ 08191d 15h 55m
17 Jul 1994 @ 16245h 4m
17 Jul 1994 @ 1120 A14y 337d 2h 20m
18 Aug 1979 @ 0900341d 22h 45m
10 Sep 1978 @ 1015 ie1y 54d 1h 24m
18 Jul 1977 @ 0851300d 23h 39m
20 Sep 1976 @ 0912106d 4m
06 Jun 1976 @ 09081y 270d 17h 21m
09 Sep 1974 @ 1547345d 4h 2m
29 Sep 1973 @ 1145 A1d 1h 0m
28 Sep 1973 @ 1045 ?2d 1h 15m
26 Sep 1973 @ 0930 ?4d 23h 4m
21 Sep 1973 @ 1026 ie6d 41m
15 Sep 1973 @ 094523h 38m
14 Sep 1973 @ 10074m 34s 4d 1h 8m
10 Sep 1973 @ 08591.5m 21h 44m
09 Sep 1973 @ 1115

Interval Statistics

Interval Count16
Min5h 4m
Max14y 337d 2h 20m
Mean1y 111d 2h 49m
Median5d 11h 52m

Latest Notes

Note IDStart Time (US/Mountain)End Time (US/Mountain)EntrantNote
5140 09 Jul 1989 @ 1800 --- research-mab 7/9/1989 ... erupting to 4 ft high today. Some spines evident on edge of circular pool – no runoff channel.
5141 22 Jul 1984 @ 1800 --- research-mab 7/22/1984 - 8 minute eruption 4-5 ft height splashy type 2:37 interval temp 186º
5096 15 Sep 1978 @ 1800 --- research-mab 09/15/1978 Hodapp’s hole (unofficial name) – 181ºF – spouting to 1 foot.
4955 14 Sep 1978 @ 1800 --- research-mab 09/14/1978 Hodapps full and bubbling
4956 30 Jul 1978 @ 1800 --- research-mab 07/30/1978 weekly temps inclue Dabble “ie” = Hodapps Hole 176 ie
5111 01 Aug 1977 @ 0900 --- research-mab 08/01/1977 Much steam coming from the Pebble Geyser Cone – Hodapp’s Hole area this am
5237 08 Sep 1976 @ 1415 --- research-mab 09/08/1976 Hodapp’s Hole full of water 1415
5833 20 Sep 1974 @ 1800 --- research-mab 09/20/1974 Hodie’s Hole & Butch – still active but appear to be slowing down a bit. Another new spring – 2’W of Butch: ~6 in diameter, spouting to 9”
5824 13 Sep 1974 @ 1800 --- research-mab 09/13/1974 Dabble in A.M. intervals of 13, 15, 14 minutes. Durations of 4½, 4½, 5½ minutes - max height ~6’, most bursts 1-2’
6201 03 Oct 1973 @ 1800 --- research-mab 10/03/1973 Hodapp’s Hole marker gone-replaced {no time}
6190 30 Sep 1973 @ 1000 --- research-mab 09/30/1973 Back Basin 10 am Hodapp’s Hole drained but marker placed yesterday was gone.
6163 19 Sep 1973 @ 1000 --- research-mab 09/19/1973 Back Basin 10:00 am Marker washed form unnamed spring NE of Son of Green Dragon – it was replaced, water level noted to be very low.
6160 18 Sep 1973 @ 1800 --- research-mab 09/18/1973 Unnamed Feature NE of “Son of Green Dragon” water level very low – 2 ½’ lower than the full basin but marker placed two days ago was washed out. New marker was set up.
No attachments for this geyser.
Baseline does not exist.