Last Known Eruption
53d 5h 36m ago

Latest Eruptions

Eruption DurationInterval
19 Feb 2024 @ 1518 ie2h 7m
19 Feb 2024 @ 1311 ie10d 3h 14m
09 Feb 2024 @ 0957 ie28d 2h 10m
12 Jan 2024 @ 0747 ie6d 19h 14m
05 Jan 2024 @ 1233 ie29d 21h 45m
06 Dec 2023 @ 1448 ie36d 34m
31 Oct 2023 @ 1514 ie1d 23h 54m
29 Oct 2023 @ 1520 ns16d 15h 20m
13 Oct 2023 @ 0000 A2d 13h 19m
10 Oct 2023 @ 1041 ie2d 22h 59m
07 Oct 2023 @ 1142 ie10d 4h 17m
27 Sep 2023 @ 0725 ie6d 7h 25m
21 Sep 2023 @ 0000 A5d 0m
16 Sep 2023 @ 0000 A4d 16h 38m
11 Sep 2023 @ 0722 ie>6d 23h 7m
04 Sep 2023 @ 0815 ie>4h235d 14h 4m
29 Aug 2023 @ 1811 ie4h 56m
29 Aug 2023 @ 1315 ie6d 6h 40m
23 Aug 2023 @ 0635 ie7d 15h 10m
15 Aug 2023 @ 1525 ie6d 3h 34m
09 Aug 2023 @ 1151 ie7d 5h 55m
02 Aug 2023 @ 0556 ie1d 15h 5m
31 Jul 2023 @ 1451 ns1d 7h 39m
30 Jul 2023 @ 07122h 25m 1d 7h 12m
29 Jul 2023 @ 0000 A1d 11h 21m
27 Jul 2023 @ 12392h 10m 1d 12h 39m
26 Jul 2023 @ 0000 A1d 15h 17m
24 Jul 2023 @ 0843 ie1d 12h 37m
22 Jul 2023 @ 2006 ie1d 14h 6m
21 Jul 2023 @ 0600 ie1d 19h 35m
19 Jul 2023 @ 1025 ie1d 10h 25m
18 Jul 2023 @ 0000 A1d 8h 21m
16 Jul 2023 @ 1539 ie1d 15h 39m
15 Jul 2023 @ 0000 A2d 4h 22m
12 Jul 2023 @ 1938 ie19h 38m
12 Jul 2023 @ 0000 A15h 11m
11 Jul 2023 @ 0849 ie1d 8h 49m
10 Jul 2023 @ 0000 A1d 4h 46m
08 Jul 2023 @ 1914 ie1d 19h 14m
07 Jul 2023 @ 0000 A1d 6h 38m
05 Jul 2023 @ 1722~3d 1h 53m
02 Jul 2023 @ 1529 ie>2h 13m 1d 9h 59m
01 Jul 2023 @ 0530 ie2d 5h 30m
29 Jun 2023 @ 0000 A1d 10h 6m
27 Jun 2023 @ 1354<2h 56m 1d 8h 12m
26 Jun 2023 @ 0542 ie1d 11h 17m
24 Jun 2023 @ 1825 ie1d 12h 11m
23 Jun 2023 @ 06141d 48m
22 Jun 2023 @ 0526 ie1d 21h 32m
20 Jun 2023 @ 07542h 50m 2d 17h 9m
17 Jun 2023 @ 14451d 14h 45m
16 Jun 2023 @ 0000 A1d 10h 5m
14 Jun 2023 @ 13551d 13h 55m
13 Jun 2023 @ 0000 A1d 12h 20m
11 Jun 2023 @ 1140 ie2d 11h 40m
09 Jun 2023 @ 0000 A2d 5h 50m
06 Jun 2023 @ 18103h 1m 1d 18h 10m
05 Jun 2023 @ 0000 A3d 0m
02 Jun 2023 @ 0000 A5d 9h 12m
27 May 2023 @ 1448 ie5d 1h 2m
22 May 2023 @ 1346 ns~6h 24m 8d 7h 16m
14 May 2023 @ 0630 ie18d 21h 0m
25 Apr 2023 @ 0930 A78d 19h 29m
05 Feb 2023 @ 1301 ie106d 22h 11m
21 Oct 2022 @ 1550 ie2d 5h 53m
19 Oct 2022 @ 0957 ie1d 19h 59m
17 Oct 2022 @ 1358 ie20d 3h 58m
27 Sep 2022 @ 1000 ie2d 10h 0m
25 Sep 2022 @ 0000 A2d 15h 39m
22 Sep 2022 @ 0821 ie1d 20h 5m
20 Sep 2022 @ 12163h 38m 4d 5h 2m
16 Sep 2022 @ 0714 ns5h 20m 5d 7h 14m
11 Sep 2022 @ 0000 A4d 0m
07 Sep 2022 @ 0000 A1d 16h 53m
05 Sep 2022 @ 0707 ie>5h 8m 5d 13h 45m
30 Aug 2022 @ 1722 ie3d 1h 40m
27 Aug 2022 @ 1542 ie5d 9h 0m
22 Aug 2022 @ 0642 ie6d 53m
16 Aug 2022 @ 0549 ie7d 5h 1m
09 Aug 2022 @ 0047:57 ie7d 19h 10m
01 Aug 2022 @ 0537 ie2d 8h 33m
29 Jul 2022 @ 21041d 11h 57m
28 Jul 2022 @ 0907 ie1d 3h 22m
27 Jul 2022 @ 0545 ie1d 10h 35m
25 Jul 2022 @ 19101d 13h 27m
24 Jul 2022 @ 0543 ie1d 17h 55m
22 Jul 2022 @ 11481d 12h 29m
20 Jul 2022 @ 2319 ie2d 1h 3m
18 Jul 2022 @ 2216 ie1d 16h 51m
17 Jul 2022 @ 0525 ie1d 19h 44m
15 Jul 2022 @ 09412h 56m 1d 18h 45m
13 Jul 2022 @ 14561d 21h 21m
11 Jul 2022 @ 1735 ie2d 8h 36m
09 Jul 2022 @ 08592d 12h 17m
06 Jul 2022 @ 2042 ns5d 14h 53m
01 Jul 2022 @ 05495h 46m 8d 8h 55m
22 Jun 2022 @ 2054 ns14d 11h 24m
08 Jun 2022 @ 0930 ie>5h 35m 13d 21h 9m
25 May 2022 @ 1221 ns5h 46m 128d 11h 21m
17 Jan 2022 @ 0000 A80d 16h 13m

Interval Statistics

Interval Count100
Min2h 7m
Max128d 11h 21m
Mean8d 10h 38m
Median2d 5h 51m

Latest Notes

Note IDStart Time (US/Mountain)End Time (US/Mountain)EntrantNote
33776 12 Jan 2024 @ 1246 --- Graham Steaming
33778 12 Jan 2024 @ 1140 --- Graham End time.
29527 05 Nov 2023 @ 1449 --- Delta4Heavy85 (Wc) Steamy with reflective runoff channels, likely started erupting
28941 21 Oct 2023 @ 1036 --- User34 Steaming
28870 19 Oct 2023 @ 0925 --- OFVEC no evidence of an eruption in the overnight
28667 07 Oct 2023 @ 1206 --- Mikemcc Rift is off
28001 04 Sep 2023 @ 1458 --- Graham Huffing steam.
28000 04 Sep 2023 @ 1238 --- Graham End time.
27628 15 Aug 2023 @ 2046 --- Suzanne eruption ended
27477 09 Aug 2023 @ 1626 --- Suzanne eruption ended
27382 02 Aug 2023 @ 0714 --- JimS Ended
27358 31 Jul 2023 @ 1739 --- Brian ended at 1739, ~D=2h48m
27140 21 Jul 2023 @ 0744 --- JimS Ended
27123 19 Jul 2023 @ 1245 --- JimS Ended
26850 05 Jul 2023 @ 0552 --- JimS No eruption overnight
26793 02 Jul 2023 @ 1742 --- Graham Quit now.
26760 01 Jul 2023 @ 0632 --- JimS Eruption ended
26680 26 Jun 2023 @ 0801 --- Graham Quit during Grand.
26584 22 Jun 2023 @ 0602 --- JimS Ended
26493 20 Jun 2023 @ 1044 --- Graham Quit now.
26304 14 Jun 2023 @ 1633 --- Graham Quit between 1555 and now.
26242 11 Jun 2023 @ 1408 --- JimS Ended
26099 06 Jun 2023 @ 2111 --- SantaFe108 End of eruption.
26041 05 Jun 2023 @ 0637 --- JimS Appears to have erupted overnight
25995 04 Jun 2023 @ 0553 --- JimS Did not erupt overnight
25954 02 Jun 2023 @ 0616 --- JimS Clearly erupted overnight
25712 22 May 2023 @ 2050 --- Graham Now steaming heavily.
25710 22 May 2023 @ 2010 --- SantaFe108 End of eruption.
24859 09 Jan 2023 @ 0000 --- Graham Runoff channels are still snow-covered throughout the day, so no eruption. The Bulgers Hole eruptions were not preceded by Rift.
24803 27 Dec 2022 @ 1336 --- mhvogel Runoff channel is wet with no snow.
24363 14 Oct 2022 @ 1100 --- Tara erupted sometime recently, channel wet
23996 22 Sep 2022 @ 1103 --- Graham Steamy.
23995 22 Sep 2022 @ 0940 --- Graham End time.
23864 16 Sep 2022 @ 1428 --- Graham Steam phase.
23861 16 Sep 2022 @ 1333 --- Graham Steam phase.
23857 16 Sep 2022 @ 1234 --- Graham End time
23731 11 Sep 2022 @ 0820 --- Graham Heavy steam d=5m
23580 05 Sep 2022 @ 1215 --- Graham Ending 1215.
23440 27 Aug 2022 @ 1828 --- User34 Ending
23347 22 Aug 2022 @ 1207 --- JimS Ended
23211 16 Aug 2022 @ 0710 --- JimS Ended during Grand eruption.
22960 01 Aug 2022 @ 0633 --- JimS Ended
22916 28 Jul 2022 @ 1102 --- JimS Ended 1102
22874 27 Jul 2022 @ 0812 --- JimS Quiet
22873 27 Jul 2022 @ 0748 --- JimS erupting
22826 24 Jul 2022 @ 0822 --- JimS Ended at 0822.
22778 22 Jul 2022 @ 1438 --- hkoenig {End}
22638 17 Jul 2022 @ 0816 --- JimS Ended 0816.
22635 17 Jul 2022 @ 0618 --- JimS Still ie
22591 15 Jul 2022 @ 1235 --- JimS Ended at 1235.
22588 15 Jul 2022 @ 1111 --- hkoenig {Still Erupting}
22426 09 Jul 2022 @ 1159 --- hkoenig {End} from MBSchwarz
22373 07 Jul 2022 @ 0535 --- JimS Runoff channel still wet.
22258 01 Jul 2022 @ 1136 --- K.Cooper ended at 1135
22257 01 Jul 2022 @ 0905 --- JimS Still ie at this time
22193 29 Jun 2022 @ 0641 --- JimS Apparently erupted sometime overnight
21882 10 Jun 2022 @ 0741 --- underarockphoto Suspicious steam visible from webcam. May be worth checking out. Still there at 0758.
21843 08 Jun 2022 @ 1843 08 Jun 2022 @ 1853 SantaFe108 Wafting steam at this time. Steam output increased around 1848. Steam decreased significantly by 1853.
21841 08 Jun 2022 @ 1745 08 Jun 2022 @ 1753 SantaFe108 Began steaming with forced steam in one vent at around 1745. Barely steaming at all at 1750, and no steam by 1753.
21837 08 Jun 2022 @ 1637 --- SantaFe108 Rift became hot and started steaming during Bulger's major eruption at 1637
21836 08 Jun 2022 @ 1558 --- SantaFe108 Became very hot and steamy before Bulger erupted, calmed down during the eruption.
21834 08 Jun 2022 @ 1505 --- SantaFe108 Shut off. Duration over >5h 35m
21832 08 Jun 2022 @ 1337 --- Kitt B Still in eruption from the 0930 ie
21504 25 May 2022 @ 1952 25 May 2022 @ 1956 Graham Started steaming again. Weaker than first one.
21502 25 May 2022 @ 1857 25 May 2022 @ 1902 Graham Steaming away after being completely quiet after the last eruption. Then went quiet.
21501 25 May 2022 @ 1807 --- Graham Quit at this time. Did it quit and restart or go 5h plus?
20671 11 Jan 2022 @ 1554 --- Graham No eruption recent. Runoff channel completely snowed in.
19677 21 Sep 2021 @ 1358 --- Graham 1358 end time.
19648 18 Sep 2021 @ 1743 --- Graham 1743 end.
19488 11 Sep 2021 @ 1852 --- Graham Quit 1852, last water.
18778 01 Aug 2021 @ 1237 --- Kyle end of eruption
18697 28 Jul 2021 @ 0525 --- Kyle runoff channel damp
17692 12 Jun 2021 @ 0841 --- JimS Still ie at 0841
16856 03 Mar 2021 @ 0850 --- mhvogel Post eruptive. Snow in runoff is all melted.
15369 04 Aug 2020 @ 1412 --- Janet Jones Still in eruption. Off before 1619 - probably well before.
14078 21 Jan 2020 @ 0730 --- Graham No eruption overnight.
14024 10 Dec 2019 @ 1724 --- ltgangi possible rift eruption, unfortunately it turned dark steam was drifting left and appeared to be behind spasmodic and in front of grand. beginning of eruption was fairly visible so may be able to tell on Gosa video
13855 03 Oct 2019 @ 1348 --- Kitt B The 1000 and 1348 are separate eruptions for Rift.
13751 19 Sep 2019 @ 1352 --- Brian Rift off at 1352
13734 18 Sep 2019 @ 0830 --- Suzanne still in eruption.
12049 30 Jun 2019 @ 1421 --- Kitt B Rift in eruption at 1421 ie and ended 1522.
9442 03 Aug 2018 @ 1548 --- rbwhitaker Rift off
8974 01 Jul 2018 @ 2005 --- lc still ie at 2005.
7944 15 Feb 2018 @ 1243 --- WillBoekel runoff channel covered in snow
7880 27 Jan 2018 @ 1400 --- Graham Runoff channel full of snow. No recent eruptions.
5569 02 Sep 2017 @ 0628 --- JimS Steaming and wet runoff channel. Had recently finished eruption.
4444 11 Jul 2017 @ 0640 --- JimS Runoff channel damp.
4425 09 Jul 2017 @ 0732 --- Barbara Lasseter ended at 0732
4395 02 Jul 2017 @ 0830 --- Graham runoff channel damp.
4333 18 Jun 2017 @ 0643 --- sfavor runoff channel wet
3597 04 Sep 2016 @ 0627 --- JimS Had ended recently. Steaming and runorr channel wet.
3111 21 Jun 2016 @ 1724 --- WillBoekel runoff channel wet still with active water trickling down. but not in eruption
3108 21 Jun 2016 @ 0530 --- JimS Runoff channel wet. Must have had an eruption with the 0335 eruption of West Triplet.
871 05 Sep 2013 @ 2214 --- Micah Kipple post eruptive at 2214
861 19 Aug 2013 @ 0340 --- Micah Kipple Rift erupted sometime overnight it was reported to me this morning it was ie around 0340 I will come and edit this entry when I get the exact time
81 17 Jan 2012 @ 1230 17 Jan 2012 @ 1450 Graham Between 1230 and 1450 based on snow cleared from runoff
700 06 Jul 2011 @ 1245 --- BoekelUpload ended by 1245
674 18 May 2011 @ 2000 19 May 2011 @ 0800 BoekelUpload overnight
1026 15 Oct 2008 @ 1230 --- BoekelUpload 12:30 on off 13:40
996 11 Aug 2008 @ 1507 --- BoekelUpload with the 15:07ie West Triplet, but time unknown
EntrySourceLinkComment
16 Aug 2015 @ 1320 JSJ https://www.youtube.com/watch?v=WQOp8gCsW4s#t=0m47s Clips 4-16 of this video compilation (time stamp 0:47 to the end) show Rift Geyser's 1:20 to 3:23 PM eruption on 16 August 2015.
06 Jul 2015 @ 1424 JSJ https://www.youtube.com/watch?v=WQOp8gCsW4s Clips 1-3 of this video compilation (= beginning to time stamp 0:46) show Rift Geyser's 2:24 PM-onward eruption on 6 July 2015.
23 Dec 2019 @ 0750 ltgangi https://youtu.be/hjKosTU27Ak possible rift eruption
11 Aug 2016 @ 1515 JSJ https://www.flickr.com/photos/jsjgeology/29870239943 Thermal photo (1 of 3) of Rift Geyser's mid-afternoon eruption on 11 August 2016.
11 Aug 2016 @ 1515 JSJ https://www.flickr.com/photos/jsjgeology/30385776012 Photo (1 of 5) of Rift Geyser's mid-afternoon eruption on 11 August 2016.
16 Aug 2015 @ 1320 JSJ https://www.flickr.com/photos/jsjgeology/21754568361 Photo (1 of 4) of Rift Geyser's 1:20 to 3:23 PM eruption on 16 August 2015.
06 Jul 2015 @ 1424 JSJ https://www.flickr.com/photos/jsjgeology/19364570833 Photo (1 of 6) of Rift Geyser's mid-afternoon eruption on 6 July 2015.
16 Aug 2014 @ 1141 JSJ https://www.flickr.com/photos/jsjgeology/15332482189 Photo (1 of 2) of Rift Geyser's 11:41 AM to 12:22 PM eruption on 16 August 2014.
08 Jul 2014 @ 1913 JSJ https://www.flickr.com/photos/jsjgeology/15097741689 Photo (1 of 2) of Rift Geyser's early evening eruption on 8 July 2014.
06 Jun 2014 @ 1144 JSJ https://www.flickr.com/photos/jsjgeology/14926633540 Photo (1 of 4) of Rift Geyser's 11:44 to 11:49 AM eruption on 6 June 2014.
31 May 2013 @ 1135 JSJ https://www.flickr.com/photos/jsjgeology/13848055283 Photo (1 of many, plus video clips) of Rift Geyser's late morning eruption on 31 May 2013.
01 Jul 2009 @ 1112 Micah Kipple https://www.flickr.com/photos/fback2008/16196213887 Flickr
Baseline does not exist.