Last Known Eruption
36d 9h 45m ago

Latest Eruptions

Eruption DurationInterval
08 Mar 2021 @ 0857 min5d 2m
03 Mar 2021 @ 0855 ns3d 22h 44m
27 Feb 2021 @ 10119d 29m
18 Feb 2021 @ 09429d 36m
09 Feb 2021 @ 0906 min1d 18h 35m
07 Feb 2021 @ 1431 ie wc maj6h 15m
07 Feb 2021 @ 0816 wc min1d 23h 23m
05 Feb 2021 @ 0853 ie wc19h 16m
04 Feb 2021 @ 1337 ie wc maj>7m 34s 21h 22m
03 Feb 2021 @ 1615 wc maj1d 33m
02 Feb 2021 @ 1542 wc56m
02 Feb 2021 @ 1446 wc min53s 49m
02 Feb 2021 @ 1357 ie wc23h 24m
01 Feb 2021 @ 1433 ie wc maj6d 56m
26 Jan 2021 @ 1337 wc min20h 54m
25 Jan 2021 @ 1643 wc min7h 25m
25 Jan 2021 @ 0918 ie wc maj16h 39m
24 Jan 2021 @ 1639 ie wc maj2h 11m
24 Jan 2021 @ 1428 ie wc4d 3h 14m
20 Jan 2021 @ 1114 wc min3h 40m
20 Jan 2021 @ 0734 wc15h 19m
19 Jan 2021 @ 1615 ie wc maj7h 24m
19 Jan 2021 @ 0851 ie wc maj1d 16h 57m
17 Jan 2021 @ 1554 wc min33m
17 Jan 2021 @ 1521 ie wc maj12m
17 Jan 2021 @ 1509 wc min23h 7m
16 Jan 2021 @ 1602 ie wc16m
16 Jan 2021 @ 1546 wc min2h 2m
16 Jan 2021 @ 1344 wc min2d 3h 1m
14 Jan 2021 @ 1043 ie wc maj1d 1h 22m
13 Jan 2021 @ 0921 ie10d 23h 36m
02 Jan 2021 @ 0945 ns50d 56m
13 Nov 2020 @ 0849 ie wc maj19h 25m
12 Nov 2020 @ 1324 ns wc maj1h 38m
12 Nov 2020 @ 1146 wc maj20h 38m
11 Nov 2020 @ 1508 ie wc maj2h 37m
11 Nov 2020 @ 1231 ie wc maj20h 56m
10 Nov 2020 @ 1535 ie wc6h 45m
10 Nov 2020 @ 0850 wc maj17h 29m
09 Nov 2020 @ 1521 wc min56m
09 Nov 2020 @ 1425 wc min19s 10m
09 Nov 2020 @ 1415 wc min44s 17m
09 Nov 2020 @ 1358 wc min6h 31m
09 Nov 2020 @ 0727 ie wc maj42m
09 Nov 2020 @ 0645 wc maj19h 38m
08 Nov 2020 @ 1107 ie wc maj4h 31m
08 Nov 2020 @ 0636 wc min13h 55m
07 Nov 2020 @ 1641 ie wc maj10m
07 Nov 2020 @ 1631 wc min9m
07 Nov 2020 @ 1622 wc min17m
07 Nov 2020 @ 1605 wc min44m
07 Nov 2020 @ 1521 wc37m
07 Nov 2020 @ 1444 wc maj7m
07 Nov 2020 @ 1437 wc min9m
07 Nov 2020 @ 1428 wc min17m
07 Nov 2020 @ 1411 wc min37m
07 Nov 2020 @ 1334 wc maj19m
07 Nov 2020 @ 1315 wc14m
07 Nov 2020 @ 1301 wc min1h 6m
07 Nov 2020 @ 1155 min20m
07 Nov 2020 @ 1135 min22m
07 Nov 2020 @ 1113 min17m
07 Nov 2020 @ 1056 min12m
07 Nov 2020 @ 1044 min10m
07 Nov 2020 @ 1034 min13m
07 Nov 2020 @ 1021 min13m
07 Nov 2020 @ 1008 min16m
07 Nov 2020 @ 0952 min1h 57m
07 Nov 2020 @ 0755 ie wc maj1h 11m
07 Nov 2020 @ 0644 wc min13h 20m
06 Nov 2020 @ 1724 ie wc maj21m
06 Nov 2020 @ 1703 wc5m
06 Nov 2020 @ 1658 wc min23m
06 Nov 2020 @ 1635 wc min1h 38m
06 Nov 2020 @ 1457 ie wc58m
06 Nov 2020 @ 1359 ie wc maj2h 1m
06 Nov 2020 @ 1158 wc maj4h 0m
06 Nov 2020 @ 0758 ie wc16h 44m
05 Nov 2020 @ 1514 ie wc maj2h 24m
05 Nov 2020 @ 1250 ie wc maj18h 50m
04 Nov 2020 @ 1800 wc min27m
04 Nov 2020 @ 1733 wc maj27m
04 Nov 2020 @ 1706 wc min1h 27m
04 Nov 2020 @ 1539 ie wc maj1h 1m
04 Nov 2020 @ 1438 ie wc35m
04 Nov 2020 @ 1403 ie wc maj21h 59m
03 Nov 2020 @ 1604 wc min8m
03 Nov 2020 @ 1556 wc min7m
03 Nov 2020 @ 1549 wc min8m
03 Nov 2020 @ 1541 wc min1d 1h 14m
02 Nov 2020 @ 1427 ie wc maj1h 30m
02 Nov 2020 @ 1257 wc min38s 23h 42m
01 Nov 2020 @ 1315 maj49m
01 Nov 2020 @ 1226 ie wc32m
01 Nov 2020 @ 1154 wc maj21h 36m
31 Oct 2020 @ 1518 wc maj2h 59m
31 Oct 2020 @ 1219 ns maj6h 59m
31 Oct 2020 @ 0520 wc maj10h 28m
30 Oct 2020 @ 1852 wc min34m
30 Oct 2020 @ 1818 wc min7m

Interval Statistics

Interval Count100
Min5m
Max50d 56m
Mean1d 6h 52m
Median1h 59m

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.