Last Known Eruption
5d 2h 51m ago

Latest Eruptions

Eruption DurationInterval
10 Jun 2024 @ 1133 maj22m 20h 53m
09 Jun 2024 @ 1440 ns maj2h 43m
09 Jun 2024 @ 1157 ns maj4h 10m
09 Jun 2024 @ 0747 min5m 3d 21h 20m
05 Jun 2024 @ 1027 maj8m 96d 23h 2m
29 Feb 2024 @ 10258d 19h 31m
20 Feb 2024 @ 1454 min~4m 127d 26m
16 Oct 2023 @ 1528 maj24m 37m
16 Oct 2023 @ 1451 min~4.5m 11m
16 Oct 2023 @ 1440 min1d 54m
15 Oct 2023 @ 1346 maj1527m
15 Oct 2023 @ 1319 min56d 2h 19m
09 Oct 2023 @ 1100 ie maj30m 12d 2h 3m
27 Sep 2023 @ 0857 maj26m
27 Sep 2023 @ 0831 min1d 14h 49m
25 Sep 2023 @ 1742 maj26m
25 Sep 2023 @ 1716 min2h 38m
25 Sep 2023 @ 1438 maj3h 18m
25 Sep 2023 @ 1120 maj4d 2h 57m
21 Sep 2023 @ 0823 maj23:0022m
21 Sep 2023 @ 0801 min2 :0014h 45m
20 Sep 2023 @ 1716 maj2h 29m
20 Sep 2023 @ 1447 min1h 17m
20 Sep 2023 @ 1330 min2h 33m
20 Sep 2023 @ 1057 maj23m
20 Sep 2023 @ 1034 maj1d 20h 24m
18 Sep 2023 @ 1410 maj48m
18 Sep 2023 @ 1322 min5m 10s 2h 51m
18 Sep 2023 @ 1031 maj34m
18 Sep 2023 @ 0957 min2m 55s 2d 22h 0m
15 Sep 2023 @ 1157 maj19h 5m
14 Sep 2023 @ 1652 maj29m
14 Sep 2023 @ 1623 min4h 30m
14 Sep 2023 @ 1153 maj1d 20h 18m
12 Sep 2023 @ 1535~20m 22h 46m
11 Sep 2023 @ 1649 maj25m
11 Sep 2023 @ 1624 ini min~2m 1d 2h 3m
10 Sep 2023 @ 1421 ns2d 2h 4m
08 Sep 2023 @ 1217 maj1d 2h 32m
07 Sep 2023 @ 0945 maj30m
07 Sep 2023 @ 0915 min18h 46m
06 Sep 2023 @ 1429 maj4d 3h 3m
02 Sep 2023 @ 11262522h 27m
01 Sep 2023 @ 1259 ie maj56m
01 Sep 2023 @ 1203 min3.5m 1d 21h 39m
30 Aug 2023 @ 1424 maj31m
30 Aug 2023 @ 1353 min2d 3h 56m
28 Aug 2023 @ 0957 maj18m 39m
28 Aug 2023 @ 0918 min3m 28m
28 Aug 2023 @ 0850 min13m 3d 20h 53m
24 Aug 2023 @ 1157 min2h 27m
24 Aug 2023 @ 0930 maj24m
24 Aug 2023 @ 0906 min14h 46m
23 Aug 2023 @ 1820 maj39m
23 Aug 2023 @ 1741 min2h 1m
23 Aug 2023 @ 1540 maj2h 58m
23 Aug 2023 @ 1242 maj41m
23 Aug 2023 @ 1201 min18h 21m
22 Aug 2023 @ 1740 maj2h 32m
22 Aug 2023 @ 1508 maj23m
22 Aug 2023 @ 1445 min2h 45m
22 Aug 2023 @ 1200 maj30m
22 Aug 2023 @ 1130 min21h 0m
21 Aug 2023 @ 1430 maj2h 35m
21 Aug 2023 @ 1155 maj40m
21 Aug 2023 @ 1115 min18h 10m
20 Aug 2023 @ 1705 maj3h 5m
20 Aug 2023 @ 1400 maj17h 45m
19 Aug 2023 @ 2015 min29m
19 Aug 2023 @ 1946 min2h 51m
19 Aug 2023 @ 1655 maj30m
19 Aug 2023 @ 1625 min2h 17m
19 Aug 2023 @ 1408 maj24m
19 Aug 2023 @ 1344 min2h 40m
19 Aug 2023 @ 1104 maj38m
19 Aug 2023 @ 1026 min15h 12m
18 Aug 2023 @ 1914 maj44m
18 Aug 2023 @ 1830 min2h 59m
18 Aug 2023 @ 1531 min2h 0m
18 Aug 2023 @ 1331 ns~4m 39m
18 Aug 2023 @ 1252 maj52m
18 Aug 2023 @ 1200 min36m
18 Aug 2023 @ 1124 min2h 3m
18 Aug 2023 @ 0921 maj51m
18 Aug 2023 @ 0830 A min1h 58m
18 Aug 2023 @ 0632 ns maj15h 10m
17 Aug 2023 @ 1522 maj1h 12m
17 Aug 2023 @ 1410 min1h 59m
17 Aug 2023 @ 1211 maj3h 1m
17 Aug 2023 @ 0910 maj56m
17 Aug 2023 @ 0814 min15h 52m
16 Aug 2023 @ 1622 min2h 52m
16 Aug 2023 @ 1330 maj48m
16 Aug 2023 @ 1242 min2h 37m
16 Aug 2023 @ 1005 maj20m
16 Aug 2023 @ 0945 min14h 28m
15 Aug 2023 @ 1917 maj9m
15 Aug 2023 @ 1908 min2h 31m
15 Aug 2023 @ 1637 maj27m
15 Aug 2023 @ 1610 min2h 39m

Interval Statistics

Interval Count100
Min9m
Max127d 26m
Mean2d 23h 58m
Median2h 36m

Latest Notes

Note IDStart Time (US/Mountain)End Time (US/Mountain)EntrantNote
27793 26 Aug 2023 @ 1124 --- OFVEC The 310 eruptions for Lone Star that were in the previous logbook have been entered into GT
27753 24 Aug 2023 @ 1100 --- OFVEC NPS logbook has been replaced. Old logbook has been removed and data will be inputted to GT tomorrow
27132 20 Jul 2023 @ 1418 --- OFVEC The 67 eruptions that were listed in the Lone Star logbook between July 4 and 18 have been added to GT
27127 19 Jul 2023 @ 2134 --- OFVEC I retrieved data today from the Lone Star logbook, will be entered into GT tomorrow. Get excited!
26538 20 Jun 2023 @ 2043 --- OFVEC Last 8 Lone Star eruptions that were recorded in the visitor logbook (real logbook missing, will be reported to backcountry office) at the geyser have been added to Geysertimes.
24163 29 Sep 2022 @ 0900 --- ben_alan End of steam phase in progress when we walked up at 0900
23937 20 Sep 2022 @ 1301 --- CP A period of very heavy splashing over the side that lasted several minutes.
22282 28 Jun 2022 @ 1500 --- sulcatus Water rising and 3 small eruptions from 2.30pm till 3pm. Larger Minor eruption to 20.feet at 3pm. Major at 3.30pm
19397 09 Sep 2021 @ 1726 --- William failed minor attempt, water intermittent to 3' for 30s but no eruption.
19396 09 Sep 2021 @ 1655 --- William first splash of water observed.
15473 09 Aug 2020 @ 1632 09 Aug 2020 @ 1634 JSJ Sloppy minor.
15472 09 Aug 2020 @ 1617 09 Aug 2020 @ 1620 JSJ Sloppy minor.
15477 09 Aug 2020 @ 1357 --- JSJ Inclinometer reading: highest water during this major eruption was about 55 feet above the vent.
15476 09 Aug 2020 @ 1321 --- JSJ Inclinometer reading: highest water during this minor eruption was about 25 feet above the vent.
15471 09 Aug 2020 @ 1308 09 Aug 2020 @ 1310 JSJ Sloppy minor.
14983 14 Jul 2020 @ 1454 --- Ajw Splashing began at 1454
14517 03 Jun 2020 @ 1432 --- DanS Preplay starts.
11746 12 Jun 2019 @ 1022 --- LynnS Solid splashing 2-4 fwwt above Cone for 2 minutes
10466 26 Sep 2018 @ 1420 26 Sep 2018 @ 1438 Ajw 2 minor eruptions prior to the 1511 major.
9715 14 Aug 2018 @ 1143 --- Micah Kipple "sloppy minor" 4m17s.
9515 07 Aug 2018 @ 1412 --- Micah Kipple "sloppy minor" 4 minutes long.
9513 07 Aug 2018 @ 1108 --- Micah Kipple "sloppy minor" very vigorous and constant preplay categorized as minors by some.
975 23 Jun 2008 @ 0000 23 Jun 2008 @ 2329 BoekelUpload x:2x ie vr
1357 29 Jul 2007 @ 0740 29 Jul 2007 @ 0749 BoekelUpload 07:4ish; vr
1356 09 Jun 2007 @ 1130 09 Jun 2007 @ 1139 BoekelUpload 11:3x; vr
7057 25 Oct 1992 @ 1200 25 Oct 1992 @ 1250 JarnoO 12:x0 vr
EntrySourceLinkComment
09 Aug 2020 @ 1726 JSJ https://www.youtube.com/watch?v=aeFe3dhoXt4#t=3m48s Clips 8-20 of this video (= time stamp 3:48 to the end) show Lone Star Geyser's 5:26 PM-onward major eruption on 9 August 2020.
09 Aug 2020 @ 1357 JSJ https://www.youtube.com/watch?v=aeFe3dhoXt4#t=1m02s Clips 3-7 of this video (= time stamp 1:02 to 3:47) show Lone Star Geyser's 1:57 PM-onward major eruption on 9 August 2020.
09 Aug 2020 @ 1321 JSJ https://www.youtube.com/watch?v=aeFe3dhoXt4 Clips 1-2 of this video (= beginning to time stamp 1:01) show Lone Star Geyser's 1:21 to 1:28 PM minor eruption on 9 August 2020.
09 Aug 2020 @ 1726 JSJ https://www.flickr.com/photos/jsjgeology/50209563683 Photo (out of 6) of Lone Star Geyser's 5:26 PM-onward major eruption on 9 August 2020.
09 Aug 2020 @ 1647 JSJ https://www.flickr.com/photos/jsjgeology/50210361127 Photo (out of 2) of Lone Star Geyser's 4:47 to 4:51 PM minor eruption on 9 August 2020.
09 Aug 2020 @ 1357 JSJ https://www.flickr.com/photos/jsjgeology/50210357822 Photo (out of 9) of Lone Star Geyser's 1:57 PM-onward major eruption on 9 August 2020.
08 Aug 2018 @ 1205 JSJ https://www.flickr.com/photos/jsjgeology/46521294621 Photo (out of 5) of Lone Star Geyser's 12:05 to 12:10 minor eruption on 8 August 2018.
08 Aug 2018 @ 1232 JSJ https://www.flickr.com/photos/jsjgeology/46469205542 Photo (out of 16) of Lone Star Geyser's 12:32 PM-onward major eruption on 8 August 2018.
08 Aug 2018 @ 1534 JSJ https://www.flickr.com/photos/jsjgeology/44704256830 Photo (out of 10) of Lone Star Geyser's 3:34 PM-onward major eruption on 8 August 2018.
08 Aug 2018 @ 1534 JSJ https://www.youtube.com/watch?v=4h9izWP72EA All clips of this video compilation show Lone Star Geyser's 3:34 PM-onward major eruption on 8 August 2018. Eruption initiation in clip 1, at time stamp 1:24.
08 Aug 2018 @ 1509 JSJ https://www.youtube.com/watch?v=IVkSM3cfmVw#t=7m16s Clips 14-15 of this video compilation (= time stamp 7:16 to the end) show Lone Star Geyser's 3:09 to 3:11 PM minor eruption on 8 August 2018.
08 Aug 2018 @ 1232 JSJ https://www.youtube.com/watch?v=nYzKmgbHohU#t=4m01s Clips 10-23 of this video compilation (= time stamp 4:01 to the end) show Lone Star Geyser's 12:32 PM-onward major eruption on 8 August 2018.
08 Aug 2018 @ 1205 JSJ https://www.youtube.com/watch?v=nYzKmgbHohU Clips 1-7 of this video compilation (= beginning to time stamp 3:16) show Lone Star Geyser's 12:05 to 12:10 PM minor eruption on 8 August 2018.
07 Aug 2013 @ 1557 JSJ https://www.flickr.com/photos/jsjgeology/13276533673 Photo of Lone Star Geyser's 3:57 to 4:23 PM major eruption on 7 August 2013.
Baseline does not exist.