Last Known Eruption
190d 10h 21m ago

Latest Eruptions

Eruption DurationInterval
10 Sep 2023 @ 1008 ie12d 20h 38m
28 Aug 2023 @ 1330 ie11d 2h 30m
17 Aug 2023 @ 1100 ie2m 17d 14h 59m
30 Jul 2023 @ 2001 ie50d 8h 36m
10 Jun 2023 @ 1125 A17m 1d 21h 30m
08 Jun 2023 @ 1355 ie~20m 246d 18m
05 Oct 2022 @ 1337 ns28d 3h 26m
07 Sep 2022 @ 1011 ie4d 20m
03 Sep 2022 @ 0951 ie27d 54m
07 Aug 2022 @ 0857 ie77d 1h 20m
22 May 2022 @ 0737 ie216d 21h 1m
17 Oct 2021 @ 1036 ie37d 22h 18m
09 Sep 2021 @ 1218 ie23d 2h 42m
17 Aug 2021 @ 0936 ie40d 21h 48m
07 Jul 2021 @ 1148 ie311d 5h 17m
30 Aug 2020 @ 063126m 1d 16h 6m
28 Aug 2020 @ 1425 ie22d 49m
06 Aug 2020 @ 1336 min2d 3h 4m
04 Aug 2020 @ 1032 ns313d 1h 1m
26 Sep 2019 @ 0931 ie18d 13h 56m
07 Sep 2019 @ 193515m 52d 10h 21m
17 Jul 2019 @ 091439d 16h 28m
07 Jun 2019 @ 1646 ie6d 20h 46m
31 May 2019 @ 2000 A5d 10h 1m
26 May 2019 @ 0959 ie113d 1h 29m
02 Feb 2019 @ 0730 A122d 17h 15m
02 Oct 2018 @ 1515 ie22d 38m
10 Sep 2018 @ 1437 min2h 47m
10 Sep 2018 @ 1150 ie8d 37m
02 Sep 2018 @ 1113 ie31d 17h 31m
01 Aug 2018 @ 1742 ie26d 3h 10m
06 Jul 2018 @ 14321d 2h 59m
05 Jul 2018 @ 113350d 23h 18m
15 May 2018 @ 1215 ie199d 23h 59m
27 Oct 2017 @ 121647d 21h 10m
09 Sep 2017 @ 1506 min7m 1h 15m
09 Sep 2017 @ 1351 ie maj1d 21h 31m
07 Sep 2017 @ 1620 A1d 1h 24m
06 Sep 2017 @ 1456 ie2d 3h 27m
04 Sep 2017 @ 1129 ie30d 22h 39m
04 Aug 2017 @ 1250 min3h 54m
04 Aug 2017 @ 0855:07 E1d 7h 46m 0s
03 Aug 2017 @ 0109:07 E1d 12h 14m 0s
01 Aug 2017 @ 1255:07 E1d 10h 5m 0s
31 Jul 2017 @ 0250:07 E1d 16h 0m 0s
29 Jul 2017 @ 1050:07 E1d 11h 2m 0s
27 Jul 2017 @ 2348:07 E1d 11h 50m 0s
26 Jul 2017 @ 1158:07 E1d 13h 44m 0s
24 Jul 2017 @ 2214:07 E1d 12h 36m 0s
23 Jul 2017 @ 0938:07 E1d 12h 8m 0s
21 Jul 2017 @ 2130:07 E1d 22h 40m 0s
19 Jul 2017 @ 2250:07 E1d 14h 36m 0s
18 Jul 2017 @ 0814:07 E1d 19h 31m 0s
16 Jul 2017 @ 1243:07 E1d 7h 31m 0s
15 Jul 2017 @ 0512:07 E1d 8h 2m 0s
13 Jul 2017 @ 2110:07 E1d 7h 57m 0s
12 Jul 2017 @ 1313:07 E1d 3h 29m 0s
11 Jul 2017 @ 0944:07 E1d 11h 5m 0s
09 Jul 2017 @ 2239:07 E1d 10h 30m 0s
08 Jul 2017 @ 1209:07 E1d 1h 27m 0s
07 Jul 2017 @ 1042:07 E1d 6h 34m 0s
06 Jul 2017 @ 0408:07 E1d 22h 10m 0s
04 Jul 2017 @ 0558:07 E1d 15h 51m 0s
02 Jul 2017 @ 1407:07 E1d 1h 49m 0s
01 Jul 2017 @ 1218:07 E1d 2h 43m 0s
30 Jun 2017 @ 0935:07 E1d 23h 48m 0s
28 Jun 2017 @ 0947:07 E1d 4h 38m 0s
27 Jun 2017 @ 0509:07 E1d 10h 16m 0s
25 Jun 2017 @ 1853:07 E1d 18h 35m 0s
24 Jun 2017 @ 0018:07 E1d 19h 25m 0s
22 Jun 2017 @ 0453:07 E1d 17h 51m 0s
20 Jun 2017 @ 1102:07 E1d 11h 8m 0s
18 Jun 2017 @ 2354:07 E2d 1h 47m 0s
16 Jun 2017 @ 2207:07 E1d 22h 30m 0s
14 Jun 2017 @ 2337:07 E3d 6h 32m 0s
11 Jun 2017 @ 1705:07 E1d 17h 25m 0s
09 Jun 2017 @ 2340:07 E1d 19h 43m 0s
08 Jun 2017 @ 0357:07 E1d 18h 16m 0s
06 Jun 2017 @ 0941:07 E1d 23h 42m 0s
04 Jun 2017 @ 0959:07 E1d 8h 38m 0s
03 Jun 2017 @ 0121:07 E205d 14h 29m
09 Nov 2016 @ 0952 E5d 3h 44m
04 Nov 2016 @ 0708 E4d 11h 5m
30 Oct 2016 @ 2003 E1h 31m
30 Oct 2016 @ 1832 E2d 8h 52m
28 Oct 2016 @ 0940 E1h 28m
28 Oct 2016 @ 0812 E3d 14h 7m
24 Oct 2016 @ 1805 E3d 17h 10m
21 Oct 2016 @ 0055 E5d 2h 12m
15 Oct 2016 @ 2243 E1h 32m
15 Oct 2016 @ 2111 E5d 16h 43m
10 Oct 2016 @ 0428 E7d 12h 30m
02 Oct 2016 @ 1558 ns min1h 31m
02 Oct 2016 @ 1427 ns1h 18m
02 Oct 2016 @ 1308 E4d 18h 25m
27 Sep 2016 @ 1843 ie>13m 1h 12m
27 Sep 2016 @ 1730 E5d 2h 24m
22 Sep 2016 @ 1506 E2d 9h 34m
20 Sep 2016 @ 0532 E6d 10h 11m
13 Sep 2016 @ 1921 E2d 10h 34m

Interval Statistics

Interval Count100
Min1h 12m
Max313d 1h 1m
Mean25d 13h 12m
Median1d 23h 45m

Latest Notes

Note IDStart Time (US/Mountain)End Time (US/Mountain)EntrantNote
28903 20 Oct 2023 @ 1714 --- Janet Jones Empty - slight amount of steam, platform mostly dry.
28901 20 Oct 2023 @ 1050 --- Janet Jones Full and overflowing
27811 27 Aug 2023 @ 0909 --- Janet Jones Full and overflowing -platform wet.
27663 17 Aug 2023 @ 1622 --- Brando Pool is empty and platform is dry
27542 12 Aug 2023 @ 1415 --- minissa Crater empty, no steam but platform still fairly wet
26963 09 Jul 2023 @ 1549 --- minissa Full with very light overflow
26962 09 Jul 2023 @ 1438 --- minissa Empty, not even steaming
26940 08 Jul 2023 @ 1704 08 Jul 2023 @ 1714 nails Pool full with some overflow. Occasional gentle bubbles.
26924 08 Jul 2023 @ 1632 --- Janet Jones Full and overflowing onto the platform.
26913 08 Jul 2023 @ 1125 --- Janet Jones Pool full and overflowing.
26898 08 Jul 2023 @ 0900 --- Brando Pool full
26548 20 Jun 2023 @ 2027 --- Craigmon99 Full and overflowing.
26396 17 Jun 2023 @ 0843 --- Janet Jones Vent full of water and slightly overflowing.
26275 12 Jun 2023 @ 1744 --- bhoppe full and overflowing
25976 03 Jun 2023 @ 1052 --- Stephen_Gemar Crater still empty. However, it is now steaming again.
25973 03 Jun 2023 @ 0854 --- Janet Jones Empty. No steam despite the 43 degree F temperature.
25934 31 May 2023 @ 1325 --- Pat Snyder Empty Pool
25815 27 May 2023 @ 1123 --- Stephen_Gemar Crater is empty and the platform appears dry.
25430 14 May 2023 @ 1321 --- Brando Pool full. Not overflowing.
25410 12 May 2023 @ 1641 --- Janet Jones Full and overflowing.
25387 12 May 2023 @ 1052 --- Janet Jones Full and overflowing.
25097 12 Mar 2023 @ 1544 --- Janet Jones Full and overflowing. Also full and slightly overflowing in the morning while we went by, but I didn't have the camera time properly set, so not fully sure of that time.
24439 18 Oct 2022 @ 1748 --- Tara Crater empty. Was full at 1500
24311 08 Oct 2022 @ 0859 --- Brando Platform a little wet, not recently post eruptive.
24134 27 Sep 2022 @ 1048 --- cb empty, platform mostly dry
23673 09 Sep 2022 @ 1150 09 Sep 2022 @ 1228 Stephen_Gemar Pool full, platform damp, occasional bubbles rising from the vent.
23181 14 Aug 2022 @ 1459 --- minissa Once again, in decent overflow with a bit of convection visible over vent but no bubbled
23162 13 Aug 2022 @ 2014 --- minissa Still {surprise} full and overflowing. Hard to tell with steady, light rain, but I saw a few bubbles that seemed to be pushing water out plus even taking rain into consideration, the OF channels seem like the water coming through them is cutting a wider, fuller swath. On a clear night, we would have waited...
23160 13 Aug 2022 @ 1307 --- minissa Full and overflowing, convection over the vent but no bubbles, although a little hard to tell in the rain!
23128 10 Aug 2022 @ 1126 --- Janet Jones Empty with a tiny bit of steam rising. Platform completely dry.
22501 11 Jul 2022 @ 1438 --- minissa Filling, water visible in cone about 4 inches below rim
22487 11 Jul 2022 @ 1300 --- minissa Empty without so much as a tendril of steam
21699 03 Jun 2022 @ 2104 03 Jun 2022 @ 2115 Stephen_Gemar Crater empty.
21682 03 Jun 2022 @ 0800 03 Jun 2022 @ 0812 Stephen_Gemar Lone Pine is full and overflowing. Very little boiling noticed from the road.
21471 25 May 2022 @ 0905 --- Micah Kipple Empty crater
21339 17 May 2022 @ 0949 --- Janet Jones Full and overflowing. Trees that were dying last fall fell during the winter to give a better view of Lone Pine from the road.
20210 30 Oct 2021 @ 0821 --- Brando Empty, platform completely dry
20186 29 Oct 2021 @ 1016 --- cb high and in overflow
19268 04 Sep 2021 @ 0925 --- Janet Jones Full and overflowing - platform completely wet.
19065 25 Aug 2021 @ 0630 25 Aug 2021 @ 0643 LynnS Pool appears to be nearly full but no bubbles arevbreaking the surface
18966 19 Aug 2021 @ 2020 --- minissa Observed 2000-2020g Still up and overflowing; it seems like the pool itself is a little higher now and overfowing all directions. Hated to leave!
18964 19 Aug 2021 @ 1509 --- minissa No eruption yet, leaving area. Activity as described previously with slightly longer periods of bubbling {8-10 "bubbles" per boil} but also longer quiet periods
18963 19 Aug 2021 @ 1357 --- minissa Arrived to find pool full and overflowing visible despite recent rain. Good convection over Vent with frequent periods of bubbling flushing water out of vent
18649 25 Jul 2021 @ 0800 --- Kyle full and bubbling lightly.
18565 20 Jul 2021 @ 1923 --- minissa Still Bubbling from full crater with no visible "pushing." Recent heavy rain make it a little hard to assess how much heavier the OF is.
18551 20 Jul 2021 @ 1329 --- minissa Pool full with good overflow. Bubbling but bubbles are not visibly pushing extra water out of vent
18483 17 Jul 2021 @ 1100 --- rbush10 From 8 to 9 am pool was lightly overflowing. Drive by at 1115 and the pool was below the rim. Platform was wet in both observations.
18111 27 Jun 2021 @ 0829 --- Janet Jones Full and overflowing- platform quite wet.
17334 01 Jun 2021 @ 1515 01 Jun 2021 @ 1540 Stephen_Gemar Lightly overflowing and lightly bubbling.
16494 31 Oct 2020 @ 0952 --- Janet Jones Full and overflowing with the platform fully wet.
16476 28 Oct 2020 @ 1544 --- Janet Jones Overflowing with the platform fully wet.
16461 28 Oct 2020 @ 1041 --- Janet Jones Full and slightly overflowing.
16432 15 Oct 2020 @ 1445 --- jonp Pool full with occasional blips
16304 29 Sep 2020 @ 1016 --- Janet Jones Empty and steaming
16173 18 Sep 2020 @ 1049 18 Sep 2020 @ 1117 Art Pool full and calm
16116 13 Sep 2020 @ 1400 --- WillBoekel empty.
15977 05 Sep 2020 @ 1628 --- Janet Jones Full and overflowing.
15957 04 Sep 2020 @ 1525 --- cb in overflow but water has not reached the lake yet. 1634 overflow has reached the lake.
15949 04 Sep 2020 @ 0909 --- Janet Jones Empty and steaming
15932 02 Sep 2020 @ 1212 --- cb Lone pine crater is empty, platform dry and no steam
15672 21 Aug 2020 @ 1653 --- William pool ~3" below crater rim
15593 16 Aug 2020 @ 0858 --- LynnS Crater empty, faint steaming.
15542 12 Aug 2020 @ 2003 --- minissa Full and overflowing, no bubbles or visible upwelling of water noted
15541 12 Aug 2020 @ 1517 --- minissa Full and overflowing
15364 04 Aug 2020 @ 1811 --- Janet Jones Empty - no steam.
14968 13 Jul 2020 @ 1000 --- geysergaze The Crater is empty this morning and a bunch of Elk are blocking traffic.
14905 07 Jul 2020 @ 1436 --- cb Pool is high and overflowing
14904 07 Jul 2020 @ 0853 --- cb empty, platform dry.
14832 01 Jul 2020 @ 1402 --- bhoppe Full, overflowing, bubbling
14784 29 Jun 2020 @ 1402 --- bhoppe Full and overflowing lightly
14487 01 Jun 2020 @ 1054 --- DanS Late minor to 25 feet for less than one min. Quiet before and after for more than 1 hr.
14237 26 May 2020 @ 0955 --- Janet Jones Full and overflowing
14206 18 May 2020 @ 1850 --- Janet Jones Full and overflowing nicely.
14200 18 May 2020 @ 1234 --- Janet Jones Full but barely overflowing. May have just reached overflow.
13902 08 Oct 2019 @ 0957 --- Janet Jones Empty - no steam
13678 13 Sep 2019 @ 1337 --- bhoppe Empty. Platform dry.
13598 06 Sep 2019 @ 1307 --- Graham Empty.
13576 05 Sep 2019 @ 0958 --- EmilyW Full but not overflowing
13524 03 Sep 2019 @ 1345 --- Pat Snyder Full and overflowing at about 1100, empty crater at 1345. We are sad we missed it.
13501 02 Sep 2019 @ 0940 --- Barbara Lasseter No visible water or steam from crater
13337 21 Aug 2019 @ 1102 --- Janet Jones Full and overflowing
13274 15 Aug 2019 @ 1941 --- minissa Pool full, a little hard to tell if in overflow due to heavy rains all afternoon
13267 15 Aug 2019 @ 1328 --- minissa Empty but no posr-eruptive steaming
13268 15 Aug 2019 @ 1040 --- Kitt B Lone Pine was empty
13079 06 Aug 2019 @ 1720 --- Janet Jones Empty with wisps of steam (76 degrees F air temp).
13078 06 Aug 2019 @ 1023 --- Janet Jones Empty and steaming
13018 04 Aug 2019 @ 1026 --- Janet Jones Full and overflowing
13038 28 Jul 2019 @ 0935 --- Tara Crater empty.
12815 26 Jul 2019 @ 1650 26 Jul 2019 @ 1715 nails Full with some bubbling.
12554 21 Jul 2019 @ 1933 --- cb empty and platform dry
12477 14 Jul 2019 @ 1053 --- geysergaze Empty Crater
12459 12 Jul 2019 @ 1749 --- Micah Kipple Empty crater
11959 25 Jun 2019 @ 1457 --- Janet Jones Empty, no steam and a dry platform.
11747 12 Jun 2019 @ 1740 --- User34 Full and overflowing, no boiling
11492 02 Jun 2019 @ 0812 --- Janet Jones Empty, steaming, platform wet, road wet. Just missed it.
11442 31 May 2019 @ 0950 31 May 2019 @ 1025 Stephen_Gemar Lone Pine was full and overflowing with occasional boiling during observation period.
10256 16 Sep 2018 @ 1100 --- cb crater is empty
10204 14 Sep 2018 @ 1338 --- Lotus pool empty as we drove by
9824 22 Aug 2018 @ 1305 --- Janet Jones Empty, platform dry, no steam.
9793 20 Aug 2018 @ 1746 --- bbev full and overflowing
EntrySourceLinkComment
01 Aug 2018 @ 1742 JSJ https://www.youtube.com/watch?v=cAB08TLV_k4 Video clips of Lone Pine Geyser erupting during the late afternoon of 1 August 2018.
17 Aug 2015 @ 1006 JSJ https://www.youtube.com/watch?v=8JxZEQeIL1o Video clips of Lone Pine Geyser erupting in the morning of 17 August 2015.
13 Aug 2009 @ 2130 Micah Kipple https://www.flickr.com/photos/35979013@N00/16192702352 Flickr
19 Aug 2002 @ 1049 mhreed http://oi58.tinypic.com/90zwuh.jpg Scrapbooks: useful.
Baseline does not exist.