Recent Geyser Activity
Interval Between Eruptions 
Most recent data collected 06 November 08
           
Compiled By Ralph Taylor
Activity for the most recent week with recorded activity
Geyser Start Date Last Update Intervals Min Mean Median Max Coef. Of Variation
Aurum 30-Oct-08 6-Nov-08 39 03:10 04:13 03:55 09:04 27.87%
Beehive 30-Oct-08 6-Nov-08 7 17:54 21:19 20:59 25:12 11.29%
Boardwalk                 Dormant - No eruptions since July 2006, no longer monitored
Depression 30-Oct-08 6-Nov-08 3 18:02 35:13 35:26 52:13 48.52%
Lion (series) 30-Oct-08 6-Nov-08 12 08:11 12:43 12:42 17:35 22.88%
Little Cub 30-Oct-08 6-Nov-08 102 00:41 01:22 00:57 09:36 79.44% Sensor failed 9 September
Little Squirt 30-Oct-08 6-Nov-08 2 53:32 384:08 384:08 714:44 121.71%
North Goggles                 Dormant - last eruption 18:28 on 30 September 2004; no longer monitored
Plate 30-Oct-08 6-Nov-08 3 25:00 51:33 53:33 76:07 49.69%
Plume 30-Oct-08 6-Nov-08 154 0:49 1:05 1:02 1:50 18.86%
Slot                 Dormant - last eruption 10:32 on 10 November 2007; no longer monitored
                 
Artemisia 30-Oct-08 6-Nov-08 9 11:12 18:09 15:30 36:52 42.60%
Baby Daisy                 Dormant - last eruption 09:50 on 8 December 2004
Castle (w/o minors) 30-Oct-08 6-Nov-08 8 12:35 13:10 13:11 13:36 2.27% Possibly missed some minor eruptions due to ice
Castle (minor-major) 30-Oct-08 6-Nov-08 3 03:17 08:13 10:14 11:09 52.32%
Castle (1st post minor) 30-Oct-08 6-Nov-08 3 13:38 14:15 14:22 14:46 4.03%
Daisy 30-Oct-08 6-Nov-08 73 01:55 02:19 02:13 03:39 15.20%
Grand 30-Oct-08 6-Nov-08 21 06:34 08:07 08:00 10:51 14.35%
Grotto 30-Oct-08 6-Nov-08 11 04:52 17:56 09:12 42:46 83.60%
Grotto (dur>3h30m) 30-Oct-08 6-Nov-08 4          
Grotto (dur>12h00m) 30-Oct-08 6-Nov-08 3          
Oblong 30-Oct-08 6-Nov-08 30 03:41 05:39 05:33 11:09 27.53%
Old Faithful (all intervals) 30-Oct-08 6-Nov-08 112 00:59 01:30 01:32 01:48 9.21%
Old Faithful (Long) 30-Oct-08 6-Nov-08 106 01:17 01:32 01:33 01:48 6.56%
Old Faithful (Short) 30-Oct-08 6-Nov-08 6 00:59 01:06 01:06 01:10 6.15%
Pyramid 16-Sep-08 23-Sep-08 58 02:34 02:56 02:54 03:43 7.37% Data starts 13 June
Rift 30-Oct-08 6-Nov-08 13 02:39 12:59 14:50 18:24 39.34%
Riverside 30-Oct-08 6-Nov-08 28 05:44 06:04 06:02 06:38 4.46%
Riverside (Long) 30-Oct-08 6-Nov-08 5 06:31 06:35 06:37 06:38 0.77%
Riverside (Short) 30-Oct-08 6-Nov-08 23 05:44 05:57 05:58 06:10 2.03%
West Triplet 30-Oct-08 6-Nov-08 25 02:32 06:45 07:14 11:12 39.45%
   
Mercury Geyser 14-Sep-08 21-Sep-08 152 00:42 01:06 01:03 02:24 20.08%
Spouter 29-Oct-08 5-Nov-08 41 02:45 04:11 04:10 06:28 20.16%
   
Fountain Geyser 30-Oct-08 6-Nov-08 28 05:06 06:14 05:54 14:16 25.82%
Great Fountain 15-Sep-08 22-Sep-08 15 09:21 11:51 11:52 17:45 17.20%
Logbridge Geyser 15-Sep-08 22-Sep-08 170 00:27 00:58 01:01 01:42 30.66%
Narcissus Geyser 15-Sep-08 22-Sep-08 54 01:37 03:09 02:59 04:47 26.82%
Pink Geyser 15-Sep-08 22-Sep-08 27 05:21 06:20 06:18 08:04 11.59%
   
Echinus                 Dormant
   
Hillside                 Dormant - last eruption 02:33 on 26 November 2005; no longer monitored
Occasional Geyser 18-Sep-08 25-Sep-08 434 00:18 00:23 00:22 00:31 12.85%
Lone Pine 18-Sep-08 25-Sep-08 5 25:09 31:34 27:23 49:33 32.18%
Activity for the most recent month
Geyser Start Date Last Update Intervals Min Mean Median Max Coef. Of Variation
Aurum 7-Oct-08 6-Nov-08 149 03:10 04:59 04:20 09:49 32.90%
Beehive 7-Oct-08 6-Nov-08 31 17:54 23:16 23:04 36:05 14.31%
Boardwalk                 Dormant - No eruptions since July 2006, no longer monitored
Depression 7-Oct-08 6-Nov-08 12 18:02 60:13 51:40 103:20 48.47%
Lion (series) 7-Oct-08 6-Nov-08 58 06:41 12:43 12:36 21:57 25.83%
Little Cub 7-Oct-08 6-Nov-08 410 00:37 01:49 00:53 40:50 205.32%
Little Squirt 7-Oct-08 6-Nov-08 2 53:32 384:08 384:08 714:44 121.71%
North Goggles                 Dormant - last eruption 18:28 on 30 September 2004; no longer monitored
Plate 7-Oct-08 6-Nov-08 14 06:52 53:43 37:49 196:02 103.02%
Plume 7-Oct-08 6-Nov-08 695 00:45 01:04 01:02 01:52 15.16%
Slot                 Dormant - last eruption 10:32 on 10 November 2007; no longer monitored
   
Artemisia 7-Oct-08 6-Nov-08 39 10:33 18:58 19:12 36:52 29.31%
Baby Daisy                 Dormant - last eruption 09:50 on 8 December 2004; no longer monitored
Castle (w/o minors) 7-Oct-08 6-Nov-08 36 12:35 13:25 13:22 14:51 2.72%
Castle (minor-major) 7-Oct-08 6-Nov-08 13 02:18 07:39 06:44 17:12 54.19%
Castle (1st post minor) 7-Oct-08 6-Nov-08 12 13:31 14:17 14:26 14:53 3.25%
Daisy 7-Oct-08 6-Nov-08 332 01:55 02:15 02:12 03:39 9.81%
Grand 7-Oct-08 6-Nov-08 89 06:33 08:23 08:26 11:16 13.44%
Grotto 7-Oct-08 6-Nov-08 76 03:31 09:41 06:07 49:42 104.51%
Grotto (dur>3h30m) 7-Oct-08 6-Nov-08 10          
Grotto (dur>12h00m) 7-Oct-08 6-Nov-08 8          
Oblong 7-Oct-08 6-Nov-08 136 02:56 05:28 05:19 11:34 27.80%
Old Faithful (all intervals) 7-Oct-08 6-Nov-08 493 00:52 01:30 01:31 01:51 8.81%
Old Faithful (Long) 7-Oct-08 6-Nov-08 475 01:15 01:31 01:32 01:51 6.94%
Old Faithful (Short) 7-Oct-08 6-Nov-08 18 00:52 01:05 01:05 01:14 8.01%
Pyramid 24-Aug-08 23-Sep-08 258 02:32 02:53 02:51 03:43 6.50%
Rift 7-Oct-08 6-Nov-08 51 01:38 14:38 15:20 22:52 27.69%
Riverside 7-Oct-08 6-Nov-08 122 05:41 06:05 06:00 06:46 4.56%
Riverside (Long) 7-Oct-08 6-Nov-08 26 06:27 06:35 06:35 06:46 1.05%
Riverside (Short) 7-Oct-08 6-Nov-08 96 05:41 05:57 05:58 06:10 1.58%
West Triplet 7-Oct-08 6-Nov-08 115 01:47 06:29 06:45 11:47 43.50%
     
Mercury Geyser 21-Aug-08 21-Sep-08 669 00:42 01:06 01:03 03:15 22.29%
Spouter 6-Oct-08 5-Nov-08 186 02:43 04:01 03:50 06:35 21.12%
   
Fountain Geyser 7-Oct-08 6-Nov-08 121 05:06 06:10 06:02 14:16 13.78%
Great Fountain 23-Aug-08 22-Sep-08 64 09:21 11:45 11:42 17:45 11.40%
Logbridge Geyser 23-Aug-08 22-Sep-08 730 00:25 01:01 01:03 02:38 31.80%
Narcissus Geyser 22-Aug-08 22-Sep-08 230 01:20 03:14 03:14 05:29 27.89%
Pink Geyser 23-Aug-08 22-Sep-08 114 05:21 06:33 06:17 11:00 15.51%
   
Echinus                
   
Hillside                 Dormant - last eruption 02:33 on 26 November 2005; no longer monitored
Occasional Geyser 25-Sep-08 25-Sep-08 1890 00:18 00:23 00:23 00:31 13.63%
Lone Pine 26-Aug-08 25-Sep-08 26 23:26 28:15 27:04 49:33 19.66%
All electronically recorded activity for 2008
Geyser Start Date Last Update Intervals Min Mean Median Max Coef. Of Variation
Aurum 1-Jan-08 6-Nov-08 911 02:30 05:33 04:18 20:49 49.90%
Beehive 1-Jan-08 6-Nov-08 361 09:50 20:24 20:15 64:08 27.67%
Boardwalk                 Dormant - No eruptions since July 2006, no longer monitored
Depression 1-Jan-08 6-Nov-08 305 10:01 23:58 17:01 103:36 78.70%
Lion (series) 1-Jan-08 6-Nov-08 522 05:05 14:01 13:24 27:53 30.38%
Little Cub 1-Jan-08 6-Nov-08 5055 00:34 01:22 00:50 42:20 168.01%
Little Squirt 1-Jan-08 6-Nov-08 55 53:32 135:26 87:50 714:44 89.68%
North Goggles               Dormant - last eruption 18:28 on 30 September 2004; no longer monitored
Plate 1-Jan-08 6-Nov-08 151 00:03 36:53 02:05 655:52 259.22%
Plume 1-Jan-08 6-Nov-08 7259 00:34 00:55 00:54 10:43 22.47%
Slot 11-Aug-07 31-Dec-07 1589 00:06 00:42 00:26 20:03 201.87% Dormant - last eruption 10:32 on 10 November 2007; no longer monitored
   
Artemisia 1-Jan-08 6-Nov-08 380 09:56 19:07 18:44 36:52 25.13% 16h25m gap on 8 January 2008
Baby Daisy                 Dormant - last eruption 09:50 on 8 December 2004; no longer monitored
Castle (w/o minors) 1-Jan-08 6-Nov-08 346 12:04 13:22 13:17 18:17 4.57% Possibly missed some minor eruptions due to ice
Castle (minor-major) 1-Jan-08 6-Nov-08 139 01:39 06:32 05:52 17:12 42.83%
Castle (1st post minor) 1-Jan-08 6-Nov-08 123 11:36 14:21 14:19 18:06 23.24%
Daisy 1-Jan-08 6-Nov-08 3393 01:43 02:10 02:08 05:47 12.11%
Grand 1-Jan-08 6-Nov-08 865 06:17 08:13 08:09 11:26 14.10%
Grotto 1-Jan-08 6-Nov-08 642 01:02 11:36 06:46 93:26 97.08%
Grotto (dur>3h30m) 1-Jan-08 6-Nov-08 151          
Grotto (dur>12h00m) 1-Jan-08 6-Nov-08 88 23:17 84:04 60:07 655:21 95.57%
Oblong 1-Jan-08 6-Nov-08 1318 02:14 05:36 05:02 35:55 46.59% Possibly missed some eruptions due to ice
Old Faithful (all intervals) 1-Jan-08 6-Nov-08 4784 00:52 01:32 01:32 02:00 7.88% Gap from 1808 on 24 May to 0922 on 27 May
Old Faithful (Long) 1-Jan-08 6-Nov-08 4696 01:15 01:32 01:33 02:00 6.82%
Old Faithful (Short) 1-Jan-08 6-Nov-08 88 00:52 01:05 01:06 01:14 8.12%
Pyramid 13-Jun-08 23-Sep-08 840 02:29 02:54 02:52 04:34 7.92%
Rift 1-Jan-08 6-Nov-08 286 01:38 14:53 15:20 26:38 25.37% Logger failed on 15 January; data resumes 27 May
Riverside 1-Jan-08 6-Nov-08 1028 05:41 06:12 06:06 06:57 4.64% No data between 2259 on 12 April and 0952 on 27 May
Riverside (Long) 1-Jan-08 6-Nov-08 282 06:18 06:38 06:38 06:57 1.94%
Riverside (Short) 1-Jan-08 6-Nov-08 746 05:41 06:02 06:03 06:17 1.68%
West Triplet 1-Jan-08 6-Nov-08 1207 00:50 06:06 05:47 17:10 45.15% Possibly missed some minor eruptions due to ice
     
Mercury Geyser 1-Jan-08 21-Sep-08 2105 00:33 01:21 01:00 237:57 429.67%
Spouter 1-Jan-08 5-Nov-08 1786 02:29 04:06 03:57 08:50 23.00% 17 hour gap on 8 Jan when logger filled; gap from 25 to 27 May
   
Fountain Geyser 1-Jan-08 6-Nov-08 1009 04:22 06:02 05:58 14:16 11.17% No data between 7 Jan and 28 Feb due to logger filling
Great Fountain 1-Jan-08 22-Sep-08 510 05:51 12:11 11:55 19:09 13.44%
Logbridge Geyser 1-Jan-08 22-Sep-08 4012 00:18 00:50 00:48 03:03 31.00%
Narcissus Geyser 1-Jan-08 22-Sep-08 1901 01:17 03:10 03:00 06:30 27.69% Gap from 0736 on 12 Jun to 0720 on 26 Jun due to thermistor failure
Pink Geyser 1-Jan-08 22-Sep-08 1041 04:18 06:07 05:48 12:35 18.86%
   
Echinus                
                 
Hillside                 Dormant - last eruption 02:33 on 26 November 2005; no longer monitored
Occasional Geyser 10-Jul-08 25-Sep-08 4656 00:17 00:23 00:23 00:35 15.29% Intervals alternate between about 21 and 27 minutes.
Lone Pine 1-Jan-08 25-Sep-08 208 16:42 30:42 26:34 78:54 37.81% Some eruptions missed in Jan-Mar due to ice