Last Known Eruption
3h 25m ago
Predicted Next Eruption
Today at 1342 ± 24 minutes

Latest Eruptions

EruptionDurationInterval
23 Jul 2017 @ 071213h 34m
22 Jul 2017 @ 17386h 46m
22 Jul 2017 @ 105220h 19m
21 Jul 2017 @ 1433 A6h 49m
21 Jul 2017 @ 0744 ns13h 33m
20 Jul 2017 @ 18116h 47m
20 Jul 2017 @ 112420h 8m
19 Jul 2017 @ 15166h 44m
19 Jul 2017 @ 0832 ns13h 29m
18 Jul 2017 @ 19036h 37m
18 Jul 2017 @ 12266h 51m
18 Jul 2017 @ 0535 ie13h 49m
17 Jul 2017 @ 15466h 37m
17 Jul 2017 @ 090913h 28m
16 Jul 2017 @ 19416h 49m
16 Jul 2017 @ 12526h 45m
16 Jul 2017 @ 0607 ie13h 30m
15 Jul 2017 @ 16376h 45m
15 Jul 2017 @ 095220h 39m
14 Jul 2017 @ 13136h 45m
14 Jul 2017 @ 062813h 43m
13 Jul 2017 @ 1645 ns6h 48m
13 Jul 2017 @ 095713h 39m
12 Jul 2017 @ 2018 ie6h 48m
12 Jul 2017 @ 13306h 36m
12 Jul 2017 @ 065413h 41m
11 Jul 2017 @ 17136h 47m
11 Jul 2017 @ 102620h 4m
10 Jul 2017 @ 14226h 40m
10 Jul 2017 @ 074220h 7m
09 Jul 2017 @ 11356h 45m
09 Jul 2017 @ 04506h 47m
08 Jul 2017 @ 22036h 52m
08 Jul 2017 @ 15116h 41m
08 Jul 2017 @ 0830 ns12h 59m
07 Jul 2017 @ 19316h 43m
07 Jul 2017 @ 12486h 45m
07 Jul 2017 @ 060313h 37m
06 Jul 2017 @ 1626 ns6h 9m
06 Jul 2017 @ 1017 ns19h 55m
05 Jul 2017 @ 14226h 51m
05 Jul 2017 @ 073113h 42m
04 Jul 2017 @ 17496h 47m
04 Jul 2017 @ 11026h 29m
04 Jul 2017 @ 0433 ie19h 28m
03 Jul 2017 @ 090522m 20h 13m
02 Jul 2017 @ 12526h 43m
02 Jul 2017 @ 060919h 30m
01 Jul 2017 @ 103920h 28m
30 Jun 2017 @ 14116h 42m
30 Jun 2017 @ 072913h 35m
29 Jun 2017 @ 1754 ie6h 42m
29 Jun 2017 @ 1112 ie20h 25m
28 Jun 2017 @ 14476h 43m
28 Jun 2017 @ 080420h 16m
27 Jun 2017 @ 11486h 43m
27 Jun 2017 @ 0505 wc13h 25m
26 Jun 2017 @ 15406h 40m
26 Jun 2017 @ 090013h 25m
25 Jun 2017 @ 19356h 9m
25 Jun 2017 @ 13266h 43m
25 Jun 2017 @ 06436h 53m
24 Jun 2017 @ 2350 wc6h 56m
24 Jun 2017 @ 16546h 50m
24 Jun 2017 @ 100413h 29m
23 Jun 2017 @ 20356h 46m
23 Jun 2017 @ 13496h 40m
23 Jun 2017 @ 070913h 32m
22 Jun 2017 @ 17376h 40m
22 Jun 2017 @ 10576h 46m
22 Jun 2017 @ 0411 wc13h 24m
21 Jun 2017 @ 14476h 13m
21 Jun 2017 @ 083413h 25m
20 Jun 2017 @ 1909 wc6h 33m
20 Jun 2017 @ 12366h 19m
20 Jun 2017 @ 0617 wc6h 44m
19 Jun 2017 @ 2333 wc6h 36m
19 Jun 2017 @ 16576h 34m
19 Jun 2017 @ 1023 ie6h 56m
19 Jun 2017 @ 0327 wc6h 50m
18 Jun 2017 @ 2037 ? ie6h 47m
18 Jun 2017 @ 13506h 40m
18 Jun 2017 @ 0710 ie wc13h 32m
17 Jun 2017 @ 1738 wc6h 44m
17 Jun 2017 @ 10546h 35m
17 Jun 2017 @ 0419 wc6h 31m
16 Jun 2017 @ 2148 wc6h 50m
16 Jun 2017 @ 145819h 22m
15 Jun 2017 @ 19366h 40m
15 Jun 2017 @ 12566h 47m
15 Jun 2017 @ 0609 wc13h 28m
14 Jun 2017 @ 1641 ie6h 14m
14 Jun 2017 @ 1027 wc6h 42m
14 Jun 2017 @ 0345 wc6h 46m
13 Jun 2017 @ 2059 wc6h 46m
13 Jun 2017 @ 141319h 53m
12 Jun 2017 @ 1820 wc6h 48m
12 Jun 2017 @ 1132 ie6h 36m
12 Jun 2017 @ 0456 wc6h 47m
11 Jun 2017 @ 2209 ns wc6h 46m

Interval Statistics

Interval Count100
Min6h 9m
Max20h 39m
Mean9h 59m
Median6h 47m

Latest Notes

Note IDStart TimeEnd TimeEntrantNote
4515 23 Jul 2017 @ 0550 --- SteveO In overflow.
4494 19 Jul 2017 @ 0634 --- SteveO Started overflow after 0553 and before 0634.
4384 01 Jul 2017 @ 0825 --- WillBoekel start of overflow
4375 28 Jun 2017 @ 0550 28 Jun 2017 @ 0610 SteveO Started overflow between 0550 & 0610
4363 26 Jun 2017 @ 0711 --- Dave from B Overflow started in last 15 minutes
4307 13 Jun 2017 @ 0810 --- B**2 Looks post eruptive.
4201 04 Jun 2017 @ 0836 --- steve Overflow started between 0800 and 0820
4167 01 Jun 2017 @ 0808 --- B**2 Overflow started about 8:00
4118 23 May 2017 @ 0543 --- SteveO In overflow
4033 03 May 2017 @ 1053 --- udo Minor eruptions from upper vent caused main to stop overflowing. Overflow restarted 1056.
4027 02 May 2017 @ 0707 --- JimS In overflow at 0727.
3958 03 Mar 2017 @ 1253 --- WillBoekel Riverside currently in overflow
3902 24 Dec 2016 @ 1550 --- ARoe Quietly steaming. No water.
3842 04 Nov 2016 @ 1226 --- udo Now in overflow
3841 04 Nov 2016 @ 1214 --- udo Not overflowing yet.
3787 15 Oct 2016 @ 1015 --- Kitt B Riverside in over flow, may have just started
3361 25 Jul 2016 @ 0541 --- JimS Overflow started 0541.
3318 19 Jul 2016 @ 0426 --- DGInc May have erupted
3302 14 Jul 2016 @ 0650 --- JimS Overflow started about 0650. Eruption should be about 0830 to 0900.
3257 08 Jul 2016 @ 0344 --- DGInc Might be ie. Riverside spot went dark, probably because of the steam
3258 07 Jul 2016 @ 2140 --- DGInc May have erupted. There was some steam visible at 2140 to 2143 in the Riverside spot, but due to the wind there was no visible steam after that.
2990 06 Jun 2016 @ 0729 --- B**2 Start of overflow.
2876 21 May 2016 @ 2127 --- DaveM looks like Riverside erupted. Where are the observers in the basin when you need them?
2847 15 May 2016 @ 0532 --- JimS Riverside was definitely ie at 0532 when I got in sight of it from sawmill area. I saw no other big steam down basin.
2685 16 Feb 2016 @ 0930 --- AndreaEide Riverside in overflow ~0930
2672 09 Feb 2016 @ 1526 --- ACarlson Riverside started overflow around 15:25.
2668 02 Feb 2016 @ 0940 --- ACarlson In overflow at 0940
2480 05 Oct 2015 @ 0839 --- cb very quiet. no overflow
2461 03 Oct 2015 @ 0818 --- JimS In overflow at 0818.
2449 01 Oct 2015 @ 0658 --- JimS Post-eruptive ar 0658.
2442 30 Sep 2015 @ 0610 --- Jake in. overflow
2077 10 Aug 2015 @ 1139 --- RLJones Dry when I arrived at 1135. Overflow started at 1139
2076 10 Aug 2015 @ 0851 --- AndrewW Quiet and empty at 0851
2015 04 Aug 2015 @ 0656 --- RyanMaurer crater empty. no overflow.
1825 02 Jul 2015 @ 0953 --- DaveM Riverside start was 0730wc but GT is using the in basin 0731ie time as the primary.
1726 12 Jun 2015 @ 0820 --- B**2 Start of overflow!
1140 21 Aug 2014 @ 1129 --- WillBoekel first overflow 1129
1115 25 Jul 2014 @ 0850 --- WillBoekel First overflow 0850
1091 01 Jul 2014 @ 1406 --- WillBoekel First overflow 1406
1060 06 May 2014 @ 1240 --- WillBoekel First overflow 1240
868 05 Sep 2013 @ 1300 --- Graham Jim prediction 1300
622 26 Oct 2012 @ 0940 --- smballou In overflow with boiling at 0940
144 14 Mar 2012 @ 1500 --- ofcarolyn rough 1500 prediction
141 13 Mar 2012 @ 1045 --- ofcarolyn 1045 prediction
126 05 Mar 2012 @ 1330 --- ofcarolyn prediction 1330
125 28 Feb 2012 @ 1415 --- ofcarolyn 1415 prediction
117 22 Feb 2012 @ 0926 --- ofcarolyn overflow 0926 i.e., predicting 1045
605 21 Feb 2012 @ 0933 --- BoekelUpload 933ie overflow
116 21 Feb 2012 @ 0930 --- ofcarolyn overflow i.e. at 0930
112 20 Feb 2012 @ 0945 --- ofcarolyn had not erupted by 0945, we\'re predicting 1600
96 02 Feb 2012 @ 1630 --- Pat Snyder Thanks for the Riverside confirmation this morning. Sigh. No F&M.
94 01 Feb 2012 @ 1100 --- ofcarolyn We\'re not sure about recent overflow times, but are predicting based on an overflow time of 1 1/2 to 2 hours before a Riverside eruption.
93 01 Feb 2012 @ 0909 --- ofcarolyn overflow 0909 n.s.
92 31 Jan 2012 @ 0936 --- ofcarolyn early overflow i.e. at 0936
90 30 Jan 2012 @ 0850 --- ofcarolyn Early overflow at 0850 i.e.
87 24 Jan 2012 @ 0945 --- ofcarolyn overflow i.e. 0945, probably no eruption until past 1000
599 02 Jan 2012 @ 0913 02 Jan 2012 @ 0936 BoekelUpload overflow ie at 0913 and 0936
668 21 Mar 2011 @ 1156 --- BoekelUpload 1156ie in overflow
667 17 Mar 2011 @ 1140 --- BoekelUpload 1140ie in overflow
656 28 Feb 2011 @ 1430 --- BoekelUpload 1430 ie in overflow
654 25 Feb 2011 @ 0940 --- BoekelUpload 0940ie in overflow
637 28 Jan 2011 @ 0940 --- BoekelUpload 0940ie in overflow
633 14 Jan 2011 @ 0836 --- BoekelUpload 0836 ie in overflow
631 12 Jan 2011 @ 0950 --- BoekelUpload 0950 ie in overflow
971 21 Jun 2008 @ 1405 21 Jun 2008 @ 1455 BoekelUpload 14:x5
947 06 Mar 2008 @ 1130 06 Mar 2008 @ 1139 BoekelUpload 11:3x ie wc
946 05 Mar 2008 @ 0940 --- BoekelUpload overflow 9:40 ie
923 21 Jan 2008 @ 1553 --- BoekelUpload overflow 15:53ie
1400 29 Dec 2007 @ 1230 29 Dec 2007 @ 1239 BoekelUpload 12:3x
1399 21 Oct 2007 @ 2053 21 Oct 2007 @ 2353 BoekelUpload 2x:53; vr
1518 10 Oct 2007 @ 1413 --- GeyserTimesNew overflow
1398 29 Apr 2007 @ 0730 29 Apr 2007 @ 0739 BoekelUpload 7:3x ns
1397 18 Feb 2007 @ 0045 18 Feb 2007 @ 2345 BoekelUpload xx:45
472 02 Aug 1975 @ 0836 --- BoekelUpload 0836 1st overflow
469 08 May 1975 @ 0852 --- BoekelUpload 0852 not yet
271 27 Jul 1973 @ 1900 27 Jul 1973 @ 1909 BoekelUpload 190X; the digit represented by the X was unreadable
176 08 Feb 1971 @ 1300 --- BoekelUpload overflowing at1300
EntrySourceLinkComment
02 Jul 2016 @ 1244 JSJ https://www.youtube.com/watch?v=QiSiw1FbPF0 Video compilation of Riverside Geyser's 12:44 PM-onward eruption on 2 July 2016.
03 Jul 2016 @ 1540 JSJ https://www.flickr.com/photos/jsjgeology/28303442506 Photo (1 of 6) of Riverside Geyser's 3:40 PM-onward eruption on 3 July 2016.
02 Jul 2016 @ 1244 JSJ https://www.flickr.com/photos/jsjgeology/27721214383 Photo (1 of 2) of Riverside Geyser's 12:44 PM-onward eruption on 2 July 2016.
08 Jul 2014 @ 1600 JSJ https://www.flickr.com/photos/jsjgeology/15129110278 Photo (1 of 3) of Riverside Geyser erupting at 4:00 PM-onward on 8 July 2014.
04 Aug 2013 @ 1653 JSJ https://www.flickr.com/photos/jsjgeology/13923848943 Photo (first of many) of Riverside Geyser's 4:54 to 5:16 PM eruption on 4 August 2013.
31 May 2013 @ 1528 JSJ https://www.flickr.com/photos/jsjgeology/13923982114 Photo (first of many, plus videos) of Riverside Geyser's 3:28 to 3:49 PM eruption on 31 May 2013.
28 Sep 2015 @ 0428 td http://i57.tinypic.com/1426f41.jpg Riverside?
27 Apr 2015 @ 0709 td http://tinypic.com/m/inx2eh/3 Taken 4/27/15 at 07:14 MT
01 Jul 2009 @ 1145 Micah Kipple https://www.flickr.com/photos/fback2008/16380373861 Flickr
Baseline does not exist.


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