Last Known Eruption
12h 41m ago

Latest Eruptions

EruptionDurationInterval
15 Dec 2017 @ 2258 wc11h 2m
15 Dec 2017 @ 1156 wc6h 28m
15 Dec 2017 @ 0528 wc12h 57m
14 Dec 2017 @ 1631 wc6h 27m
14 Dec 2017 @ 1004 wc13h 17m
13 Dec 2017 @ 2047 wc6h 23m
13 Dec 2017 @ 1424 ie wc6h 40m
13 Dec 2017 @ 0744 ie wc6h 24m
13 Dec 2017 @ 0120 wc12h 56m
12 Dec 2017 @ 1224 ns wc12h 57m
11 Dec 2017 @ 2327 wc6h 38m
11 Dec 2017 @ 1649 ns wc6h 23m
11 Dec 2017 @ 1026 wc6h 32m
11 Dec 2017 @ 0354 ns wc6h 33m
10 Dec 2017 @ 2121 ns wc6h 29m
10 Dec 2017 @ 1452 wc6h 23m
10 Dec 2017 @ 0829 ? ie wc13h 12m
09 Dec 2017 @ 1917 wc6h 29m
09 Dec 2017 @ 1248 ns wc6h 32m
09 Dec 2017 @ 0616 wc13h 13m
08 Dec 2017 @ 1703 wc6h 25m
08 Dec 2017 @ 1038 ie wc6h 40m
08 Dec 2017 @ 0358 wc6h 31m
07 Dec 2017 @ 2127 wc6h 34m
07 Dec 2017 @ 1453 wc6h 31m
07 Dec 2017 @ 0822 ns wc6h 29m
07 Dec 2017 @ 0153 wc6h 26m
06 Dec 2017 @ 1927 ? ie wc6h 39m
06 Dec 2017 @ 1248 wc6h 34m
06 Dec 2017 @ 0614 wc6h 32m
05 Dec 2017 @ 2342 wc6h 29m
05 Dec 2017 @ 1713 wc6h 23m
05 Dec 2017 @ 1050 ie wc6h 33m
05 Dec 2017 @ 0417 wc6h 34m
04 Dec 2017 @ 2143 wc6h 34m
04 Dec 2017 @ 1509 wc6h 37m
04 Dec 2017 @ 0832 wc6h 29m
04 Dec 2017 @ 0203 ie wc6h 39m
03 Dec 2017 @ 1924 ? wc19h 12m
03 Dec 2017 @ 0012 wc6h 26m
02 Dec 2017 @ 1746 wc6h 20m
02 Dec 2017 @ 1126 wc6h 36m
02 Dec 2017 @ 0450 wc6h 27m
01 Dec 2017 @ 2223 wc6h 30m
01 Dec 2017 @ 1553 wc6h 22m
01 Dec 2017 @ 0931 wc6h 27m
01 Dec 2017 @ 0304 wc6h 32m
30 Nov 2017 @ 2032 ns wc6h 22m
30 Nov 2017 @ 1410 ie wc19h 23m
29 Nov 2017 @ 1847 ns wc6h 30m
29 Nov 2017 @ 1217 ie wc19h 47m
28 Nov 2017 @ 1630 wc6h 28m
28 Nov 2017 @ 1002 ie wc6h 41m
28 Nov 2017 @ 0321 wc6h 32m
27 Nov 2017 @ 2049 wc6h 34m
27 Nov 2017 @ 1415 wc6h 26m
27 Nov 2017 @ 0749 wc1d 1h 26m
26 Nov 2017 @ 0623 ie wc6h 44m
25 Nov 2017 @ 2339 ie wc6h 36m
25 Nov 2017 @ 1703 ns wc6h 28m
25 Nov 2017 @ 1035 wc6h 32m
25 Nov 2017 @ 0403 wc13h 6m
24 Nov 2017 @ 1457 wc6h 34m
24 Nov 2017 @ 0823 ie wc19h 16m
23 Nov 2017 @ 1307 ie wc6h 14m
23 Nov 2017 @ 0653 wc19h 4m
22 Nov 2017 @ 1149 wc6h 35m
22 Nov 2017 @ 0514 ie wc6h 47m
21 Nov 2017 @ 2227 ie wc6h 39m
21 Nov 2017 @ 1548 wc6h 35m
21 Nov 2017 @ 0913 wc6h 45m
21 Nov 2017 @ 0228 ie wc13h 6m
20 Nov 2017 @ 1322 ie wc6h 35m
20 Nov 2017 @ 0647 wc13h 1m
19 Nov 2017 @ 1746 wc6h 8m
19 Nov 2017 @ 1138 ie wc13h 12m
18 Nov 2017 @ 2226 ? ie6h 44m
18 Nov 2017 @ 1542 wc6h 30m
18 Nov 2017 @ 0912 ns13h 28m
17 Nov 2017 @ 1944 wc6h 42m
17 Nov 2017 @ 1302 ns wc6h 33m
17 Nov 2017 @ 0629 wc1d 14h 46m
15 Nov 2017 @ 1543 ? ie wc12h 57m
15 Nov 2017 @ 0246 ns wc13h 13m
14 Nov 2017 @ 1333 wc6h 33m
14 Nov 2017 @ 0700 ? wc6h 18m
14 Nov 2017 @ 0042 wc6h 44m
13 Nov 2017 @ 1758 wc6h 34m
13 Nov 2017 @ 1124 wc6h 30m
13 Nov 2017 @ 0454 wc13h 5m
12 Nov 2017 @ 1549 wc19h 43m
11 Nov 2017 @ 2006 ie wc6h 40m
11 Nov 2017 @ 1326 ns19h 45m
10 Nov 2017 @ 1741 wc6h 28m
10 Nov 2017 @ 1113 wc6h 35m
10 Nov 2017 @ 0438 wc13h 2m
09 Nov 2017 @ 1536 wc6h 26m
09 Nov 2017 @ 0910 wc6h 27m
09 Nov 2017 @ 0243 wc13h 4m
08 Nov 2017 @ 1339 wc13h 8m

Interval Statistics

Interval Count100
Min6h 8m
Max1d 14h 46m
Mean9h 6m
Median6h 34m

Latest Notes

Note IDStart TimeEnd TimeEntrantNote
7689 04 Oct 2017 @ 1125 --- Kitt B Riverside is in weak overflow
7536 29 Sep 2017 @ 0750 --- Kitt B heavy steam and low thruming sound -post eruptive
6630 17 Sep 2017 @ 0847 --- JimS First overflow at 0847.
6329 13 Sep 2017 @ 0706 --- JimS Already in overflow at 0706.
5572 02 Sep 2017 @ 1006 --- JimS Overflow started at 1006.
5515 31 Aug 2017 @ 0630 --- JimS Already in overflow at 0630.
5509 30 Aug 2017 @ 1020 --- Art In overflow
5493 29 Aug 2017 @ 0809 --- JimS Already in overflow at 0809.
5468 28 Aug 2017 @ 0653 --- JimS Already in overflow at 0653.
5400 26 Aug 2017 @ 0804 --- JimS Was on overflow.
5321 25 Aug 2017 @ 0705 --- JimS In overflow at 0705.
5301 24 Aug 2017 @ 0929 --- JimS Overflow started at 0929.
5181 20 Aug 2017 @ 2232 --- Tara Post-eruptive, forced steam
5158 20 Aug 2017 @ 0636 20 Aug 2017 @ 0653 JimS Overflow started between 0636 and 0653.
4925 17 Aug 2017 @ 0627 --- JimS In overflow at 0627.
4881 12 Aug 2017 @ 0624 --- JimS Already in overflow at 0624.
4839 09 Aug 2017 @ 0626 --- JimS Already in overflow at 0626.
4803 05 Aug 2017 @ 0843 --- rbwhitaker Just went into first overflow.
4580 30 Jul 2017 @ 0608 --- JimS In overflow at 0608.
4544 26 Jul 2017 @ 0700 --- JimS In overflow.
4542 26 Jul 2017 @ 0621 --- AndrewW Dead at 0621
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
7054 16 Oct 1992 @ 0817 --- DGInc overflow
6370 22 Sep 1992 @ 1214 22 Sep 1992 @ 1215 DGInc [Either 1214 or 1215, write-over unclear]
4926 23 Jan 1992 @ 1615 --- DGInc over 1615 vr
4906 07 Jan 1992 @ 1717 --- DGInc after 1717
472 02 Aug 1975 @ 0836 --- BoekelUpload 0836 1st overflow
469 08 May 1975 @ 0852 --- BoekelUpload 0852 not yet
EntrySourceLinkComment
08 Aug 2017 @ 1845 JSJ https://www.flickr.com/photos/jsjgeology/35725848423 Photo (out of 6) of Riverside Geyser's 6:45 PM-onward eruption on 8 August 2017.
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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