Last Known Eruption
152d 9h 15m ago

Latest Eruptions

Eruption DurationInterval
18 Oct 2023 @ 1153~30s 40d 17h 23m
07 Sep 2023 @ 18302d 3h 11m
05 Sep 2023 @ 1518:3538s 23m 17s
05 Sep 2023 @ 1455:1838s 25m 2s
05 Sep 2023 @ 1430:1642s 25m 44s
05 Sep 2023 @ 1404:3239s 25m 27s
05 Sep 2023 @ 1339:0540s 24m 52s
05 Sep 2023 @ 1314:1337s 24m 48s
05 Sep 2023 @ 1249:2535s 22m 40s
05 Sep 2023 @ 1226:4537s 25d 19h 1m
10 Aug 2023 @ 1725~0.5m 25m
10 Aug 2023 @ 1700~0.5m 13d 3h 23m
28 Jul 2023 @ 13375d 19h 36m
22 Jul 2023 @ 180123m
22 Jul 2023 @ 173829d 22h 8m
22 Jun 2023 @ 193037s 9d 5h 18m
13 Jun 2023 @ 14122d 25m
11 Jun 2023 @ 134722m
11 Jun 2023 @ 132515d 1h 33m
27 May 2023 @ 11523h 31m
27 May 2023 @ 0821217d 15h 42m
21 Oct 2022 @ 163912d 3h 22m
09 Oct 2022 @ 1316:2743s 24m 28s
09 Oct 2022 @ 1251:5934s 24m 31s
09 Oct 2022 @ 1227:2837s 23m 7s
09 Oct 2022 @ 1204:2125m 7s
09 Oct 2022 @ 1139:1439s 22m 51s
09 Oct 2022 @ 1116:2338s 48m
09 Oct 2022 @ 10282d 22h 39m
06 Oct 2022 @ 1148:4532s 24m 43s
06 Oct 2022 @ 1124:0233s 52m
06 Oct 2022 @ 10321d 20h 24m
04 Oct 2022 @ 14081h 37m
04 Oct 2022 @ 123125m
04 Oct 2022 @ 12064d 1h 24m
30 Sep 2022 @ 10424d 20h 24m
25 Sep 2022 @ 141822m
25 Sep 2022 @ 135623m
25 Sep 2022 @ 133323m
25 Sep 2022 @ 131024m
25 Sep 2022 @ 1245:5940s 21d 18h 32m 22s
03 Sep 2022 @ 1813:3736s 24m 6s
03 Sep 2022 @ 1749:3138s 22m 28s
03 Sep 2022 @ 1727:0341s 25m 0s
03 Sep 2022 @ 1702:0335s 21m 34s
03 Sep 2022 @ 1640:2940s 24m 28s
03 Sep 2022 @ 1616:0139s 24m
03 Sep 2022 @ 1552>30s 85d 22h 56m
09 Jun 2022 @ 16562d 2h 4m
07 Jun 2022 @ 14523d 19h 33m
03 Jun 2022 @ 1919 ns3d 3h 47m
31 May 2022 @ 15323h 43m
31 May 2022 @ 114924m
31 May 2022 @ 112526m
31 May 2022 @ 105926m
31 May 2022 @ 103325m
31 May 2022 @ 100824m
31 May 2022 @ 09442d 23h 7m
28 May 2022 @ 103724m
28 May 2022 @ 1013213d 16h 50m
26 Oct 2021 @ 172340d 4h 7m
16 Sep 2021 @ 13163d 19h 47m
12 Sep 2021 @ 17295h 17m
12 Sep 2021 @ 12121d 20h 15m
10 Sep 2021 @ 155721h 56m
09 Sep 2021 @ 1800:3042s 24m 21s
09 Sep 2021 @ 1736:0940s 24m 25s
09 Sep 2021 @ 1711:4440s 23m 54s
09 Sep 2021 @ 1647:5039s 1d 3h 4m
08 Sep 2021 @ 1343 ie7d 18h 43m
31 Aug 2021 @ 190033s 23m
31 Aug 2021 @ 183737s 23m
31 Aug 2021 @ 181440s 25m
31 Aug 2021 @ 174933s 22m
31 Aug 2021 @ 172736s 24m
31 Aug 2021 @ 1703~35s 5d 3h 10m
26 Aug 2021 @ 135326m
26 Aug 2021 @ 132724m
26 Aug 2021 @ 130323m
26 Aug 2021 @ 12403d 22h 47m
22 Aug 2021 @ 135336d 1h 51m
17 Jul 2021 @ 1202 ie23d 4h 4m
24 Jun 2021 @ 075824m
24 Jun 2021 @ 073422h 52m
23 Jun 2021 @ 08421d 21h 57m
21 Jun 2021 @ 10451d 1h 2m
20 Jun 2021 @ 094323m
20 Jun 2021 @ 092014d 11h 33m
05 Jun 2021 @ 21478d 4h 28m
28 May 2021 @ 1719~39s 24m
28 May 2021 @ 1655~38s 24m
28 May 2021 @ 1631<1m 243d 23h 54m
26 Sep 2020 @ 16375d 1h 3m
21 Sep 2020 @ 153415d 21h 18m
05 Sep 2020 @ 181641s 22m
05 Sep 2020 @ 175433s 20m
05 Sep 2020 @ 173438s 22m
05 Sep 2020 @ 171240s 23m
05 Sep 2020 @ 164939s 22m
05 Sep 2020 @ 162739s 23m

Interval Statistics

Interval Count100
Min20m
Max243d 23h 54m
Mean11d 9h 4m
Median25m

Latest Notes

Note IDStart Time (US/Mountain)End Time (US/Mountain)EntrantNote
15347 03 Aug 2020 @ 1637 03 Aug 2020 @ 1830 JSJ All closed intervals.
EntrySourceLinkComment
08 Aug 2015 @ 1113 JSJ https://www.flickr.com/photos/jsjgeology/22090401842 Photo (1 of 3) of A-0 Geyser's 11:13 to 11:14 AM eruption on 8 August 2015.
Baseline does not exist.