Last Known Eruption
5h 34m ago

Latest Eruptions

Eruption DurationInterval
20 Oct 2020 @ 0853 ns wc maj58m
20 Oct 2020 @ 0755 ie wc maj21h 18m
19 Oct 2020 @ 1037 ie1h 0m
19 Oct 2020 @ 0937 ns wc maj1h 2m
19 Oct 2020 @ 0835 ie wc maj1h 11m
19 Oct 2020 @ 0724 ie wc maj16h 45m
18 Oct 2020 @ 1439 wc12m
18 Oct 2020 @ 1427 ns min31m
18 Oct 2020 @ 1356 wc min6h 15m
18 Oct 2020 @ 0741 ie wc maj13h 49m
17 Oct 2020 @ 1752 ie wc maj1h 5m
17 Oct 2020 @ 1647 ie wc maj3h 4m
17 Oct 2020 @ 1343 ie wc maj1h 7m
17 Oct 2020 @ 1236 wc maj8m 3s 18h 36m
16 Oct 2020 @ 1800 ie wc maj29m
16 Oct 2020 @ 1731 ie wc maj1h 23m
16 Oct 2020 @ 1608 ie wc maj1h 36m
16 Oct 2020 @ 1432 ie wc maj2h 23m
16 Oct 2020 @ 1209 ie wc maj>6m 49s 52m
16 Oct 2020 @ 1117 ie wc58m
16 Oct 2020 @ 1019 ie wc2h 54m
16 Oct 2020 @ 0725 wc maj13h 48m
15 Oct 2020 @ 1737 wc maj7h 25m
15 Oct 2020 @ 1012 ns wc maj2h 37m
15 Oct 2020 @ 0735 wc maj14h 26m
14 Oct 2020 @ 1709 ie wc maj3h 19m
14 Oct 2020 @ 1350 wc maj1h 20m
14 Oct 2020 @ 1230 wc maj3h 47m
14 Oct 2020 @ 0843 ie wc maj1h 4m
14 Oct 2020 @ 0739 wc maj35m
14 Oct 2020 @ 0704 ie wc maj15h 0m
13 Oct 2020 @ 1604 ie wc maj6h 25m
13 Oct 2020 @ 0939 wc maj1h 43m
13 Oct 2020 @ 0756 ie wc31m
13 Oct 2020 @ 0725 wc maj13h 8m
12 Oct 2020 @ 1817 ie wc48m
12 Oct 2020 @ 1729 wc maj5h 24m
12 Oct 2020 @ 1205 ns3h 46m
12 Oct 2020 @ 0819 wc maj13h 17m
11 Oct 2020 @ 1902 wc min32m
11 Oct 2020 @ 1830 wc min42m
11 Oct 2020 @ 1748 min34s 9m
11 Oct 2020 @ 1739 min37s 8m
11 Oct 2020 @ 1731 min35s 10m
11 Oct 2020 @ 1721 min38s 8m
11 Oct 2020 @ 1713 min10m
11 Oct 2020 @ 1703 min42m
11 Oct 2020 @ 1621 min46m
11 Oct 2020 @ 1535 ie wc2h 12m
11 Oct 2020 @ 1323 ie wc27m
11 Oct 2020 @ 1256 min37s 9m
11 Oct 2020 @ 1247 min~40s 13m
11 Oct 2020 @ 1234 min~40s 11m
11 Oct 2020 @ 1223 min1h 48m
11 Oct 2020 @ 1035 wc maj2h 51m
11 Oct 2020 @ 0744 wc min14h 10m
10 Oct 2020 @ 1734 ie wc maj1h 16m
10 Oct 2020 @ 1618 maj40m
10 Oct 2020 @ 1538 ie wc maj27m
10 Oct 2020 @ 1511 wc min23m
10 Oct 2020 @ 1448 maj39m
10 Oct 2020 @ 1409 ie wc maj4h 0m
10 Oct 2020 @ 1009 wc maj17h 17m
09 Oct 2020 @ 1652 wc maj6h 32m
09 Oct 2020 @ 1020 ie maj1h 14m
09 Oct 2020 @ 0906 ie wc14h 36m
08 Oct 2020 @ 1830 ie11h 6m
08 Oct 2020 @ 0724 ns wc maj12h 11m
07 Oct 2020 @ 1913 min8m
07 Oct 2020 @ 1905 min9m
07 Oct 2020 @ 1856 min10m
07 Oct 2020 @ 1846 min9m
07 Oct 2020 @ 1837 min9m
07 Oct 2020 @ 1828 min31m
07 Oct 2020 @ 1757 maj9m
07 Oct 2020 @ 1748 min9m
07 Oct 2020 @ 1739 min10m
07 Oct 2020 @ 1729 min11m
07 Oct 2020 @ 1718 min9m
07 Oct 2020 @ 1709 min10m
07 Oct 2020 @ 1659 min8m
07 Oct 2020 @ 1651 min10m
07 Oct 2020 @ 1641 min10m
07 Oct 2020 @ 1631 min8m
07 Oct 2020 @ 1623 min7m
07 Oct 2020 @ 1616 min9m
07 Oct 2020 @ 1607 min8m
07 Oct 2020 @ 1559 min7m
07 Oct 2020 @ 1552 min8m
07 Oct 2020 @ 1544 min9m
07 Oct 2020 @ 1535 min9m
07 Oct 2020 @ 1526 min23m
07 Oct 2020 @ 1503 maj42m
07 Oct 2020 @ 1421 wc min19h 4m
06 Oct 2020 @ 1917 ie wc maj3h 3m
06 Oct 2020 @ 1614 ie wc2h 7m
06 Oct 2020 @ 1407 maj~8m 41m
06 Oct 2020 @ 1326 min46m
06 Oct 2020 @ 1240 wc maj38m
06 Oct 2020 @ 1202 ie wc maj17h 30m

Interval Statistics

Interval Count100
Min7m
Max21h 18m
Mean3h 30m
Median47m

Latest Notes

Note IDStart Time (US/Mountain)End Time (US/Mountain)EntrantNote
15670 21 Aug 2020 @ 1821 --- Forestbewithyou Appears to be post eruptive.
15414 06 Aug 2020 @ 1702 --- JSJ Very weak splashing just above ground level from 1702 to 1703.
14191 15 May 2020 @ 1524 15 May 2020 @ 1703 JarnoO (wc) Have not observed Bulger since its 1524 ie wc maj eruption in this timeframe, despite the camera frequently panning back and forth between the Hill and downbasin. During the full timeframe Grand was erupting, no Bulger was observed either.
14083 21 Jan 2020 @ 1205 --- Graham Still no eruption.
13115 08 Aug 2019 @ 1308 08 Aug 2019 @ 1646 JSJ All closed intervals.
13101 07 Aug 2019 @ 1212 07 Aug 2019 @ 1616 JSJ All closed intervals.
12954 02 Aug 2019 @ 1318 02 Aug 2019 @ 1406 rbwhitaker No additional eruptions in this time frame, after the one that started at 1318.
11579 04 Jun 2019 @ 1213 04 Jun 2019 @ 1955 JSJ All posted Bulger eruptions between these times are closed intervals.
9482 05 Aug 2018 @ 1815 --- Micah Kipple Still no eruption since ~1630
9479 05 Aug 2018 @ 1638 05 Aug 2018 @ 1738 Micah Kipple No eruption. Periodically grumbled and boiled at depth with occasional spits coming into view.
9454 03 Aug 2018 @ 1246 03 Aug 2018 @ 1250 JSJ Light, brief splashing at 1246 and 1250.
EntrySourceLinkComment
06 Aug 2020 @ 1249 JSJ https://www.flickr.com/photos/jsjgeology/50214442641 Photo (1 of 2) of Bulger Geyser's 12:49 PM-onward eruption on 6 August 2020.
10 Aug 2018 @ 1505 JSJ https://www.youtube.com/watch?v=xjf_ugkdftw#t=1m27s Video clips (time stamp 1:27 to the end) of Bulger Geyser's 3:05 to 3:14 PM eruption on 10 August 2018.
03 Aug 2018 @ 1329 JSJ https://www.youtube.com/watch?v=xjf_ugkdftw Video clips (beginning to time stamp 1:26) of Bulger Geyser's 1:29 to 1:39 PM eruption on 3 August 2018.
31 Jul 2017 @ 1500 JSJ https://www.youtube.com/watch?v=88UoDqEg17c Clips 1-3 of this video compilation (beginning to time stamp 0:49) show Bulger Geyser's 3:00 to 3:08 PM eruption on 31 July 2017. The rest of the video shows other eruptions that day.
31 Jul 2017 @ 1626 JSJ https://www.flickr.com/photos/jsjgeology/35977700814 Photo (out of 2) of Bulger Geyser's 4:26 to 4:32 PM eruption on 31 July 2017.
18 May 2015 @ 1922 JSJ https://www.flickr.com/photos/jsjgeology/18251560601 Photo of Bulger Geyser's 7:22 to 7:28 PM eruption on 18 May 2015.
Baseline does not exist.