Last Known Eruption
5d 13h 52m ago

Latest Eruptions

Eruption DurationInterval
15 Oct 2020 @ 1218 ie8d 50m
07 Oct 2020 @ 1128 ie15d 17h 23m
21 Sep 2020 @ 1805 ie2d 8h 28m
19 Sep 2020 @ 0937 ie8d 20h 55m
10 Sep 2020 @ 1242 ie4d 20h 12m
05 Sep 2020 @ 1630 ie8d 20h 38m
27 Aug 2020 @ 1952 ie6d 5h 20m
21 Aug 2020 @ 1432 ie6d 5h 9m
15 Aug 2020 @ 092319h 6m
14 Aug 2020 @ 1417 ie7d 21h 58m
06 Aug 2020 @ 1619 ie15d 6h 44m
22 Jul 2020 @ 0935 ie5d 22h 16m
16 Jul 2020 @ 1119 ie2d 1h 3m
14 Jul 2020 @ 1016 ie1d 3h 45m
13 Jul 2020 @ 0631 ie8d 11h 16m
04 Jul 2020 @ 1915 ns4d 1h 24m
30 Jun 2020 @ 1751 ie7h 22m
30 Jun 2020 @ 10293h 20m
30 Jun 2020 @ 07091h 46m 7d 21h 44m
22 Jun 2020 @ 09254d 23h 25m
17 Jun 2020 @ 1000 ie10d 1h 22m
07 Jun 2020 @ 08384d 19h 35m
02 Jun 2020 @ 1303110d 3h 16m
13 Feb 2020 @ 0847 ns20d 20h 29m
23 Jan 2020 @ 1218 ns19d 15h 56m
03 Jan 2020 @ 202217d 11h 37m
17 Dec 2019 @ 0845 ie59d 22h 9m
18 Oct 2019 @ 1136 ie12d 2h 6m
06 Oct 2019 @ 0930 ie4d 22h 56m
01 Oct 2019 @ 10344d 17h 42m
26 Sep 2019 @ 165220d 5h 33m
06 Sep 2019 @ 1119 ie19h 33m
05 Sep 2019 @ 1546 ie21h 53m
04 Sep 2019 @ 1753 ns6d 4h 21m
29 Aug 2019 @ 1332 ns4d 23h 39m
24 Aug 2019 @ 1353 ie19d 20h 11m
04 Aug 2019 @ 1742 ie7d 5h 8m
28 Jul 2019 @ 12342d 23h 8m
25 Jul 2019 @ 1326 ie4h 58m
25 Jul 2019 @ 0828 ie19d 18h 18m
05 Jul 2019 @ 1410 ie2d 59m
03 Jul 2019 @ 1311 ie22d 16m
11 Jun 2019 @ 1255 ie1d 19h 57m
09 Jun 2019 @ 1658 ie1d 7h 39m
08 Jun 2019 @ 0919 ie2d 12h 23m
05 Jun 2019 @ 2056 ie2d 8h 26m
03 Jun 2019 @ 1230 ie2d 4m
01 Jun 2019 @ 1226 ie23h 58m
31 May 2019 @ 1228 ie1d 4h 58m
30 May 2019 @ 0730 ie14h 29m
29 May 2019 @ 1701 ie1d 1h 12m
28 May 2019 @ 1549 ie8d 55m
20 May 2019 @ 1454 ns7d 6h 39m
13 May 2019 @ 0815 ie16h 6m
12 May 2019 @ 1609 ie3h 32m
12 May 2019 @ 12372h 48m
12 May 2019 @ 0949 ie14h 44m
11 May 2019 @ 19057h 17m
11 May 2019 @ 1147:1517h 2m
10 May 2019 @ 1845 ie23h 46m
09 May 2019 @ 1859 ie2d 1h 20m
07 May 2019 @ 1739 ie16d 5h 7m
21 Apr 2019 @ 1232 ie86d 18h 7m
24 Jan 2019 @ 1725 ie114d 10h 30m
02 Oct 2018 @ 0755 ie4d 23h 23m
27 Sep 2018 @ 0832 ie6d 18h 3m
20 Sep 2018 @ 1429 ie22h 4m
19 Sep 2018 @ 1625 ie5h 0m
19 Sep 2018 @ 1125 ie17h 24m
18 Sep 2018 @ 180123h 26m
17 Sep 2018 @ 1835 ie2h 52m
17 Sep 2018 @ 1543 ie20h 49m
16 Sep 2018 @ 1854 ie5h 51m
16 Sep 2018 @ 1303 ie7d 1h 57m
09 Sep 2018 @ 1106 ie2d 22h 3m
06 Sep 2018 @ 1303 ie19h 50m
05 Sep 2018 @ 1713 ie30d 22h 26m
05 Aug 2018 @ 1847 ie3d 3h 14m
02 Aug 2018 @ 1533 ie3h 56m
02 Aug 2018 @ 1137 ie45d 16h 9m
17 Jun 2018 @ 1928 ie8d 7h 51m
09 Jun 2018 @ 11371d 16h 17m
07 Jun 2018 @ 1920 ie3d 1h 35m
04 Jun 2018 @ 1744:151h 42m 2h 23m
04 Jun 2018 @ 1521 ie2d 20h 0m
01 Jun 2018 @ 1921 ie3d 37m
29 May 2018 @ 1844 ie7d 11h 49m
22 May 2018 @ 0655 ie27d 17h 31m
24 Apr 2018 @ 1324 ie3h 29m
24 Apr 2018 @ 0955 ie163d 19h 12m
11 Nov 2017 @ 1343 ie61d 8m
11 Sep 2017 @ 1435 ns19h 2m
10 Sep 2017 @ 1933 ie1d 1h 6m
09 Sep 2017 @ 1827 ie3d 3h 7m
06 Sep 2017 @ 1520 ie32d 23h 52m
04 Aug 2017 @ 15281h 40m 2h 49m
04 Aug 2017 @ 1239 ie1d 4m
03 Aug 2017 @ 1235 ie25d 20h 8m
08 Jul 2017 @ 1627 ie22h 33m
07 Jul 2017 @ 1753:06 E1h 42m 3h 44m

Interval Statistics

Interval Count100
Min2h 23m
Max163d 19h 12m
Mean11d 23h 1m
Median3d 2h 21m

Latest Notes

Note IDStart Time (US/Mountain)End Time (US/Mountain)EntrantNote
10391 20 Sep 2018 @ 1018 --- Siegmund Off. Grumbler very low (~5cm of bottom rock exposed) and calm.
10359 16 Sep 2018 @ 1640 --- Siegmund Off. Grumbler lower rock awash at 1645 (therefore Spouter about halfway through its quiet period)
3104 19 Jun 2016 @ 1228 --- Siegmund off at 1228. off again at 1512, eruption presumably missed in between
2739 16 Apr 2016 @ 1356 --- Siegmund Off. Grumbler at low level and splashing (so ~30-60 min since prev eruption ended)
2580 25 Oct 2015 @ 1201 --- Siegmund Off at 1201.
2576 24 Oct 2015 @ 1247 24 Oct 2015 @ 1816 Siegmund Off 1247-1306. On at 1635, likely the 1500ie eruption still. Off at 1816.
1663 29 May 2015 @ 1839 --- WillBoekel Spouter was not ie and the Gumper was low and gurgling loudly
EntrySourceLinkComment
04 Aug 2017 @ 1528 JSJ https://www.youtube.com/watch?v=Vp58CY-Rxg4 Video showing Spouter Geyser's preplay activity & 3:28 to 5:08 PM eruption on 4 August 2017.
08 Jun 2017 @ 1454 JSJ https://www.youtube.com/watch?v=kWW-coZmhQY Video compilation of Spouter Geyser's 2:54 to 4:56 PM eruption on 8 June 2017, including time lapse of most of eruption.
04 Aug 2017 @ 1528 JSJ https://www.youtube.com/watch?v=zlILEzpEj2s Time lapse video of Spouter Geyser's 3:28 to 5:08 PM eruption on 4 August 2017.
08 Jun 2017 @ 1454 JSJ https://www.youtube.com/watch?v=bL3KWZ7KsV0 Time lapse video of most of Spouter Geyser's 2:54 to 4:56 PM eruption on 8 June 2017.
08 Jun 2017 @ 1454 JSJ https://www.flickr.com/photos/jsjgeology/34752411423 Photo (1 of 3) of Spouter Geyser's 2:54 to 4:56 PM eruption on 8 June 2017.
03 Jun 2014 @ 1325 JSJ https://www.flickr.com/photos/jsjgeology/14984750770 Photo (1 of 4) of Spouter Geyser in eruption during the early to mid-afternoon of 3 June 2014.
03 Jun 2014 @ 1030 JSJ https://www.flickr.com/photos/jsjgeology/14984643329 Photo (1 of 4) of Spouter Geyser in eruption at 10:30 AM-onward, 3 June 2014.
05 Aug 2013 @ 1705 JSJ https://www.flickr.com/photos/jsjgeology/12823937005 Video clip (1 of 6) of Spouter Geyser in eruption during the late afternoon of 5 August 2013.
05 Aug 2013 @ 1705 JSJ https://www.flickr.com/photos/jsjgeology/14433317356 Photo (1 of many) of Spouter Geyser in eruption in the late afternoon of 5 August 2013.
Baseline does not exist.