Last Known Eruption
5h 29m ago
Predicted Next Eruption
Today at 0302 ± 24 minutes

Latest Eruptions

EruptionDurationInterval
26 May 2017 @ 2032 wc13h 3m
26 May 2017 @ 072913h 11m
25 May 2017 @ 1818 ? wc5h 56m
25 May 2017 @ 1222 wc6h 50m
25 May 2017 @ 0532 wc6h 42m
24 May 2017 @ 2250 wc6h 40m
24 May 2017 @ 161022m 6h 35m
24 May 2017 @ 0935 ns13h 22m
23 May 2017 @ 2013 wc6h 41m
23 May 2017 @ 1332 wc6h 46m
23 May 2017 @ 0646 wc6h 38m
23 May 2017 @ 0008 wc1d 3h 15m
21 May 2017 @ 2053 wc6h 10m
21 May 2017 @ 1443 wc6h 14m
21 May 2017 @ 0829 ie13h 33m
20 May 2017 @ 185621m 6h 50m
20 May 2017 @ 12066h 52m
20 May 2017 @ 0514 wc6h 51m
19 May 2017 @ 2223 wc6h 52m
19 May 2017 @ 15316h 51m
19 May 2017 @ 0840 ie13h 33m
18 May 2017 @ 19076h 17m
18 May 2017 @ 1250 ie wc20h 38m
17 May 2017 @ 1612 ie6h 59m
17 May 2017 @ 0913 ns wc13h 19m
16 May 2017 @ 1954 wc6h 47m
16 May 2017 @ 13076h 45m
16 May 2017 @ 062213h 6m
15 May 2017 @ 17166h 34m
15 May 2017 @ 1042 ie6h 58m
15 May 2017 @ 0344 wc6h 47m
14 May 2017 @ 2057 ie wc6h 41m
14 May 2017 @ 1416 wc6h 49m
14 May 2017 @ 07276h 48m
14 May 2017 @ 0039 wc6h 44m
13 May 2017 @ 1755 wc6h 52m
13 May 2017 @ 11036h 40m
13 May 2017 @ 0423 wc6h 37m
12 May 2017 @ 2146 wc6h 38m
12 May 2017 @ 1508 ie6h 40m
12 May 2017 @ 0828 ns wc6h 32m
12 May 2017 @ 0156 wc6h 39m
11 May 2017 @ 1917 wc13h 43m
11 May 2017 @ 0534 wc6h 42m
10 May 2017 @ 2252 wc6h 46m
10 May 2017 @ 1606 wc6h 40m
10 May 2017 @ 09266h 48m
10 May 2017 @ 0238 wc6h 49m
09 May 2017 @ 1949 ie wc6h 47m
09 May 2017 @ 1302 wc6h 41m
09 May 2017 @ 0621 ie6h 48m
08 May 2017 @ 2333 wc6h 16m
08 May 2017 @ 1717 wc6h 48m
08 May 2017 @ 10296h 51m
08 May 2017 @ 0338 wc6h 51m
07 May 2017 @ 2047 ns6h 53m
07 May 2017 @ 13546h 42m
07 May 2017 @ 0712 ns6h 14m
07 May 2017 @ 0058 wc6h 14m
06 May 2017 @ 18446h 38m
06 May 2017 @ 1206 ie6h 47m
06 May 2017 @ 0519 wc6h 48m
05 May 2017 @ 2231 wc6h 39m
05 May 2017 @ 1552 ie6h 57m
05 May 2017 @ 0855 wc6h 37m
05 May 2017 @ 0218 wc6h 13m
04 May 2017 @ 200512h 27m
04 May 2017 @ 0738 wc6h 56m
04 May 2017 @ 0042 wc6h 53m
03 May 2017 @ 17496h 48m
03 May 2017 @ 110113h 35m
02 May 2017 @ 2126 wc6h 19m
02 May 2017 @ 15076h 58m
02 May 2017 @ 080913h 28m
01 May 2017 @ 1841 ie wc6h 47m
01 May 2017 @ 1154 wc6h 14m
01 May 2017 @ 0540 wc6h 43m
30 Apr 2017 @ 2257 wc6h 49m
30 Apr 2017 @ 1608 ie6h 34m
30 Apr 2017 @ 093412h 28m
29 Apr 2017 @ 2106 wc6h 21m
29 Apr 2017 @ 1445 wc6h 46m
29 Apr 2017 @ 075920h 50m
28 Apr 2017 @ 1109 ie19h 43m
27 Apr 2017 @ 15266h 33m
27 Apr 2017 @ 0853 ie20h 32m
26 Apr 2017 @ 1221 ie6h 45m
26 Apr 2017 @ 0536 wc13h 34m
25 Apr 2017 @ 16021d 3h 16m
24 Apr 2017 @ 12461d 1h 44m
23 Apr 2017 @ 1102 wc20h 5m
22 Apr 2017 @ 14576h 57m
22 Apr 2017 @ 0800 wc6h 50m
22 Apr 2017 @ 0110 ie wc7h 0m
21 Apr 2017 @ 18106h 56m
21 Apr 2017 @ 111420h 36m
20 Apr 2017 @ 1438 wc6h 47m
20 Apr 2017 @ 0751 wc13h 37m
19 Apr 2017 @ 1814 wc6h 47m
19 Apr 2017 @ 1127 wc7h 4m

Interval Statistics

Interval Count100
Min5h 56m
Max1d 3h 16m
Mean9h 2m
Median6h 48m

Latest Notes

Note IDStart TimeEnd TimeEntrantNote
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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