Last Known Eruption
5d 15h 15m ago

Latest Eruptions

EruptionDurationInterval
18 Sep 2017 @ 0737 ie3d 15h 47m
14 Sep 2017 @ 1550 ie14d 2h 49m
31 Aug 2017 @ 1301 ns22h 23m
30 Aug 2017 @ 14382d 22h 1m
27 Aug 2017 @ 16371d 3h 30m
26 Aug 2017 @ 13075d 18h 45m
20 Aug 2017 @ 182223h 9m
19 Aug 2017 @ 1913 ie34d 5h 43m
16 Jul 2017 @ 133022h 29m
15 Jul 2017 @ 15018d 23h 2m
06 Jul 2017 @ 1559 ie8d 4h 7m
28 Jun 2017 @ 11521d 21h 37m
26 Jun 2017 @ 141521h 10m
25 Jun 2017 @ 1705~30m 1d 1h 20m
24 Jun 2017 @ 154515d 2h 42m
09 Jun 2017 @ 1303 ie10d 27m
30 May 2017 @ 1236 ie1d 1h 13m
29 May 2017 @ 1123 ie16d 5h 12m
13 May 2017 @ 061116d 23h 10m
26 Apr 2017 @ 0701 ie38d 16h 56m
18 Mar 2017 @ 1405 ie27d 2h 55m
19 Feb 2017 @ 1010 ie2d 22h 37m
16 Feb 2017 @ 1133 ie168d 4h 20m
01 Sep 2016 @ 0813 ie3d 16h 31m
28 Aug 2016 @ 15424d 23h 57m
23 Aug 2016 @ 15452.5h1d 4h 44m
22 Aug 2016 @ 110115h 49m
21 Aug 2016 @ 19122d 4h 38m
19 Aug 2016 @ 1434 ie5d 23h 18m
13 Aug 2016 @ 1516 ie9d 0m
04 Aug 2016 @ 1516 ie5d 19h 16m
29 Jul 2016 @ 2000 ie3h 5m
29 Jul 2016 @ 1655 ie9d 23h 2m
19 Jul 2016 @ 1753 ie3d 23h 3m
15 Jul 2016 @ 1850 ie10d 1h 53m
05 Jul 2016 @ 1657 ie2d 21h 30m
02 Jul 2016 @ 1927 ie5d 3h 48m
27 Jun 2016 @ 15391d 5h 44m
26 Jun 2016 @ 09554d 19h 51m
21 Jun 2016 @ 14045d 19h 44m
15 Jun 2016 @ 1820 ie7d 7h 48m
08 Jun 2016 @ 1032 ie24d 18h 44m
14 May 2016 @ 1548 ie6d 2h 5m
08 May 2016 @ 1343 ie18d 50m
20 Apr 2016 @ 1253 ie64d 19h 47m
15 Feb 2016 @ 1606 ie30d 36m
16 Jan 2016 @ 1530 ie23d 2h 52m
24 Dec 2015 @ 1238 ie73d 4h 39m
12 Oct 2015 @ 08591d 16h 47m
10 Oct 2015 @ 16128d 47m
02 Oct 2015 @ 1525 ie2d 9h 17m
30 Sep 2015 @ 0608 ie2d 19h 36m
27 Sep 2015 @ 10324d 19h 0m
22 Sep 2015 @ 15328d 3h 58m
14 Sep 2015 @ 1134 ie17h 28m
13 Sep 2015 @ 1806 ie1h 35m
13 Sep 2015 @ 1631 ie4d 7h 4m
09 Sep 2015 @ 09277d 18h 44m
01 Sep 2015 @ 1443 ie2d 7h 39m
30 Aug 2015 @ 0704 ie2d 16h 28m
27 Aug 2015 @ 14362+ hours1d 22h 8m
25 Aug 2015 @ 16283d 19h 33m
21 Aug 2015 @ 2055 ie2d 1h 16m
19 Aug 2015 @ 1939 ie6h 13m
19 Aug 2015 @ 132612d 58m
07 Aug 2015 @ 12281d 23h 33m
05 Aug 2015 @ 1255 ie2d 5h 26m
03 Aug 2015 @ 0729 ie8d 12h 18m
25 Jul 2015 @ 191122d 22h 11m
02 Jul 2015 @ 2100 ie3d 47m
29 Jun 2015 @ 2013 ie1d 13m
28 Jun 2015 @ 2000 ie2d 7h 8m
26 Jun 2015 @ 12522d 1h 7m
24 Jun 2015 @ 11452d 22h 4m
21 Jun 2015 @ 13415d 21h 19m
15 Jun 2015 @ 1622 ie1d 21h 57m
13 Jun 2015 @ 1825 ie3d 5h 36m
10 Jun 2015 @ 12493d 22h 45m
06 Jun 2015 @ 14045d 1h 57m
01 Jun 2015 @ 1207 ie5d 21h 44m
26 May 2015 @ 14232d 1h 52m
24 May 2015 @ 12312d 22h 51m
21 May 2015 @ 13404d 18h 20m
16 May 2015 @ 1920 ie15d 1h 1m
01 May 2015 @ 1819 ie9d 3h 28m
22 Apr 2015 @ 1451 ie3d 23h 25m
18 Apr 2015 @ 1526 ie47d 4h 56m
02 Mar 2015 @ 0930 ie121d 18h 16m
31 Oct 2014 @ 161411d 2h 31m
20 Oct 2014 @ 1343 ie12d 1h 18m
08 Oct 2014 @ 1225 ie2d 19h 42m
05 Oct 2014 @ 1643 ie10d 3h 49m
25 Sep 2014 @ 12543d 17h 47m
21 Sep 2014 @ 19077d 9h 29m
14 Sep 2014 @ 0938 ie1d 1h 31m
13 Sep 2014 @ 0807 ie9d 16h 23m
03 Sep 2014 @ 15443d 6h 43m
31 Aug 2014 @ 0901 ie17h 46m
30 Aug 2014 @ 15158h 10m
30 Aug 2014 @ 0705 ie17h 58m

Interval Statistics

Interval Count100
Min1h 35m
Max168d 4h 20m
Mean11d 3h 47m
Median4d 3h 14m

Latest Notes

Note IDStart TimeEnd TimeEntrantNote
6365 14 Sep 2017 @ 0706 --- Graham Overflowing.
6253 10 Sep 2017 @ 0950 --- Polly Puddles around edges. Left Vent bubbly with some small burts.
4556 27 Jul 2017 @ 1335 27 Jul 2017 @ 1347 S.Glasser filling with decent boils from left vent, no chasms in water level in 10m
4086 12 May 2017 @ 1720 --- Archer Low pool and boiling heavily from left vent. No right vent.
4019 29 Apr 2017 @ 1010 --- RMichaels In overflow (grotto off since ~0730).
2947 02 Jun 2016 @ 1449 --- BobInSLC empty but wet runoff channels
2813 04 May 2016 @ 1058 --- udo Post eruptive at 1058. Runoff channel wet, water level low. Water was high approx 0930.
2750 17 Apr 2016 @ 1700 --- RMichaels Spa was overflowing and had several widely spaced foot-high bubbles, but didn't progress to an actual eruption.
976 25 Jun 2008 @ 0000 25 Jun 2008 @ 2359 BoekelUpload ie most of day
853 03 Jul 2006 @ 0700 --- Tara Spa full and pulsating at 0700; one burst to about 5 feet seen but not in eruption.
5581 22 Aug 1992 @ 0000 22 Aug 1992 @ 2359 DGInc active
EntrySourceLinkComment
02 Jul 2016 @ 1927 JSJ https://www.flickr.com/photos/jsjgeology/27720902544 Photo (# 5 of 14) of Spa Geyser's evening eruption on 2 July 2016.
02 Jul 2016 @ 1927 JSJ https://www.youtube.com/watch?v=FrNewmxwSAI Video compilation of Spa Geyser's evening eruption on 2 July 2016.
07 Jul 1993 @ 1158 JSJ https://www.youtube.com/watch?v=ue3m3bxH15I Video by David Schwarz of Spa Geyser's late morning eruption on 7 July 1993.
28 Aug 2014 @ 1126 Micah Kipple https://www.flickr.com/photos/patrickcarneyphotography/15007379757 flickr.
BaselineDistance (ft)Description
Bike Path Towards Riverside 50On the trail headed towards Riverside


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