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| Recent Geyser Activity | ||||||||||||||||||
| Interval Between Eruptions | ||||||||||||||||||
| Most recent data collected 26 August 10 | ||||||||||||||||||
| 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 | 19-Aug-10 | 26-Aug-10 | 22 | 04:19 | 07:38 | 07:28 | 14:26 | 32.54% | ||||||||||
| Beehive | 19-Aug-10 | 26-Aug-10 | 13 | 08:38 | 12:45 | 12:15 | 19:23 | 22.90% | ||||||||||
| Boardwalk | Dormant - No eruptions since July 2006, no longer monitored | |||||||||||||||||
| Depression | 19-Aug-10 | 26-Aug-10 | 56 | 02:24 | 03:01 | 03:03 | 03:41 | 9.30% | ||||||||||
| Lion (series) | 19-Aug-10 | 26-Aug-10 | 5 | 24:25 | 32:44 | 27:22 | 43:41 | 29.44% | ||||||||||
| Lion (eruptions/series) | 19-Aug-10 | 26-Aug-10 | 5 | 7 | 9.20 | 10 | 10 | 14.17% | ||||||||||
| Little Cub | 19-Aug-10 | 26-Aug-10 | 189 | 00:31 | 00:55 | 00:39 | 11:24 | 166.96% | ||||||||||
| Little Squirt | 19-Aug-10 | 26-Aug-10 | 0 | -- | -- | -- | -- | -- | ||||||||||
| North Goggles | Last electronically recorded eruption 1035 on 24 July 2010 | |||||||||||||||||
| Plate | 19-Aug-10 | 26-Aug-10 | 2 | 57:10 | 66:47 | 66:47 | 76:24 | -- | ||||||||||
| Plume | 19-Aug-10 | 26-Aug-10 | 152 | 0:53 | 1:06 | 1:06 | 1:55 | 12.00% | ||||||||||
| Artemisia | 19-Aug-10 | 26-Aug-10 | 8 | 12:49 | 19:41 | 18:58 | 27:17 | 26.70% | No data from 1 Jan 10 to 21 Jan 10 and 26 Jan 10 to 23 Mar 10 both due to logger failure | |||||||||
| Baby Daisy | Dormant - last eruption 09:50 on 8 December 2004 | |||||||||||||||||
| Castle (w/o minors) | 19-Aug-10 | 26-Aug-10 | 3 | 13:38 | 13:51 | 13:47 | 14:09 | 1.92% | ||||||||||
| Castle (minor-major) | 19-Aug-10 | 26-Aug-10 | 6 | 04:02 | 06:40 | 05:47 | 10:59 | 40.18% | ||||||||||
| Castle (1st post minor) | 19-Aug-10 | 26-Aug-10 | 6 | 14:32 | 14:51 | 14:44 | 15:23 | 2.06% | ||||||||||
| Daisy | 19-Aug-10 | 26-Aug-10 | 68 | 02:12 | 02:29 | 02:29 | 03:29 | 6.81% | ||||||||||
| Grand | 19-Aug-10 | 26-Aug-10 | 18 | 06:43 | 09:28 | 09:52 | 10:40 | 11.75% | ||||||||||
| Grotto | 19-Aug-10 | 26-Aug-10 | 21 | 04:22 | 08:33 | 06:05 | 28:07 | 63.55% | ||||||||||
| Grotto (dur>4h50m) | 19-Aug-10 | 26-Aug-10 | 1 | |||||||||||||||
| Grotto (dur>12h00m) | 19-Aug-10 | 26-Aug-10 | 1 | |||||||||||||||
| Oblong | 19-Aug-10 | 26-Aug-10 | 33 | 02:43 | 05:06 | 05:03 | 07:22 | 22.64% | ||||||||||
| Old Faithful (all intervals) | 16-Aug-10 | 23-Aug-10 | 110 | 00:57 | 01:32 | 01:32 | 02:05 | 11.28% | ||||||||||
| Old Faithful (Long) | 16-Aug-10 | 23-Aug-10 | 103 | 01:15 | 01:33 | 01:33 | 02:05 | 8.50% | ||||||||||
| Old Faithful (Short) | 16-Aug-10 | 23-Aug-10 | 7 | 00:57 | 01:06 | 01:07 | 01:14 | 8.33% | ||||||||||
| Pyramid | 19-Aug-10 | 26-Aug-10 | 36 | 03:54 | 04:40 | 04:34 | 05:59 | 10.83% | ||||||||||
| Rift | 19-Aug-10 | 26-Aug-10 | 9 | 14:59 | 19:55 | 19:37 | 25:19 | 17.66% | ||||||||||
| Riverside | 19-Aug-10 | 26-Aug-10 | 26 | 05:42 | 06:25 | 06:28 | 06:34 | 3.17% | ||||||||||
| Riverside (Long) | 19-Aug-10 | 26-Aug-10 | 24 | 06:20 | 06:28 | 06:29 | 06:34 | 0.96% | ||||||||||
| Riverside (Short) | 19-Aug-10 | 26-Aug-10 | 2 | 05:42 | 05:45 | 05:45 | 05:49 | 1.57% | ||||||||||
| West Triplet | 19-Aug-10 | 26-Aug-10 | 26 | 02:11 | 06:13 | 07:07 | 11:46 | 51.13% | ||||||||||
| Mercury Geyser | 14-Jul-10 | 21-Jul-10 | 129 | 00:18 | 01:17 | 01:12 | 03:24 | 37.15% | ||||||||||
| Spouter | 15-Aug-10 | 22-Aug-10 | 47 | 02:11 | 03:38 | 03:20 | 05:44 | 21.08% | ||||||||||
| Fountain Geyser | 16-Aug-10 | 23-Aug-10 | 29 | 04:37 | 05:53 | 05:55 | 07:04 | 7.63% | ||||||||||
| Great Fountain | 16-Aug-10 | 23-Aug-10 | 15 | 09:01 | 11:20 | 11:12 | 14:20 | 11.60% | ||||||||||
| Logbridge Geyser | 16-Aug-10 | 23-Aug-10 | 192 | 00:28 | 00:52 | 00:45 | 05:33 | 66.19% | ||||||||||
| Narcissus Geyser | 16-Aug-10 | 23-Aug-10 | 51 | 02:06 | 03:18 | 03:14 | 05:44 | 27.07% | ||||||||||
| Pink Geyser | 16-Aug-10 | 23-Aug-10 | 48 | 02:02 | 03:35 | 03:25 | 07:45 | 40.58% | ||||||||||
| Echinus | Dormant | |||||||||||||||||
| Hillside | Dormant - last eruption 02:33 on 26 November 2005; no longer monitored | |||||||||||||||||
| Occasional Geyser | 16-Aug-10 | 23-Aug-10 | 216 | 00:27 | 00:46 | 00:46 | 01:16 | 16.98% | ||||||||||
| Lone Pine | 16-Aug-10 | 23-Aug-10 | 6 | 23:01 | 26:45 | 27:14 | 31:16 | 11.12% | ||||||||||
| Activity for the most recent month | ||||||||||||||||||
| Geyser | Start Date | Last Update | Intervals | Min | Mean | Median | Max | Coef. Of Variation | ||||||||||
| Aurum | 27-Jul-10 | 26-Aug-10 | 101 | 03:33 | 07:23 | 07:16 | 15:52 | 33.37% | ||||||||||
| Beehive | 27-Jul-10 | 26-Aug-10 | 57 | 07:36 | 13:06 | 12:23 | 24:10 | 23.61% | ||||||||||
| Boardwalk | Dormant - No eruptions since July 2006, no longer monitored | |||||||||||||||||
| Depression | 27-Jul-10 | 26-Aug-10 | 255 | 01:56 | 02:55 | 02:56 | 03:42 | 9.63% | ||||||||||
| Lion (series) | 27-Jul-10 | 26-Aug-10 | 23 | 08:40 | 32:18 | 32:06 | 50:32 | 32.81% | ||||||||||
| Lion (eruptions/series) | 26-Aug-10 | 26-Aug-10 | 23 | 3 | 9.22 | 9 | 15 | 34.77% | ||||||||||
| Little Cub | 27-Jul-10 | 26-Aug-10 | 990 | 00:31 | 00:45 | 00:38 | 11:24 | 117.75% | ||||||||||
| Little Squirt | 27-Jul-10 | 26-Aug-10 | 6 | 50:57 | 111:02 | 127:53 | 142:29 | 33.40% | ||||||||||
| North Goggles | Last electronically recorded eruption 1035 on 24 July 2010 | |||||||||||||||||
| Plate | 27-Jul-10 | 26-Aug-10 | 25 | 00:17 | 26:18 | 05:31 | 183:52 | 167.54% | ||||||||||
| Plume | 27-Jul-10 | 26-Aug-10 | 670 | 00:49 | 01:06 | 01:06 | 01:55 | 11.51% | ||||||||||
| Artemisia | 27-Jul-10 | 26-Aug-10 | 40 | 10:28 | 18:41 | 17:45 | 27:17 | 21.92% | No data from 1 Jan 10 to 21 Jan 10 and 26 Jan 10 to 23 Mar 10 both due to logger failure | |||||||||
| Baby Daisy | Dormant - last eruption 09:50 on 8 December 2004; no longer monitored | |||||||||||||||||
| Castle (w/o minors) | 27-Jul-10 | 26-Aug-10 | 24 | 12:55 | 13:55 | 13:37 | 20:01 | 10.27% | ||||||||||
| Castle (minor-major) | 27-Jul-10 | 26-Aug-10 | 21 | 03:24 | 07:11 | 07:22 | 11:23 | 36.13% | ||||||||||
| Castle (1st post minor) | 27-Jul-10 | 26-Aug-10 | 18 | 14:18 | 15:05 | 15:01 | 16:22 | 3.98% | ||||||||||
| Daisy | 27-Jul-10 | 26-Aug-10 | 319 | 01:57 | 02:19 | 02:19 | 03:29 | 8.18% | ||||||||||
| Grand | 27-Jul-10 | 26-Aug-10 | 80 | 06:25 | 09:18 | 09:28 | 10:50 | 10.98% | ||||||||||
| Grotto | 27-Jul-10 | 26-Aug-10 | 77 | 00:30 | 09:43 | 07:02 | 46:20 | 87.73% | ||||||||||
| Grotto (dur>4h50m) | 27-Jul-10 | 26-Aug-10 | 9 | |||||||||||||||
| Grotto (dur>12h00m) | 27-Jul-10 | 26-Aug-10 | 7 | |||||||||||||||
| Oblong | 27-Jul-10 | 26-Aug-10 | 145 | 02:43 | 05:08 | 05:03 | 08:11 | 19.70% | ||||||||||
| Old Faithful (all intervals) | 24-Jul-10 | 23-Aug-10 | 485 | 00:53 | 01:32 | 01:33 | 02:05 | 11.31% | ||||||||||
| Old Faithful (Long) | 24-Jul-10 | 23-Aug-10 | 448 | 01:15 | 01:34 | 01:33 | 02:05 | 7.61% | ||||||||||
| Old Faithful (Short) | 24-Jul-10 | 23-Aug-10 | 37 | 00:53 | 01:05 | 01:06 | 01:14 | 8.78% | ||||||||||
| Pyramid | 27-Jul-10 | 26-Aug-10 | 156 | 03:48 | 04:47 | 04:42 | 07:29 | 12.16% | ||||||||||
| Rift | 27-Jul-10 | 26-Aug-10 | 37 | 14:09 | 20:13 | 19:38 | 27:26 | 15.78% | ||||||||||
| Riverside | 26-Aug-10 | 26-Aug-10 | 117 | 05:38 | 06:24 | 06:27 | 06:39 | 2.92% | ||||||||||
| Riverside (Long) | 26-Aug-10 | 26-Aug-10 | 110 | 06:15 | 06:27 | 06:27 | 06:39 | 1.09% | ||||||||||
| Riverside (Short) | 26-Aug-10 | 26-Aug-10 | 7 | 05:38 | 05:43 | 05:44 | 05:49 | 1.03% | ||||||||||
| West Triplet | 27-Jul-10 | 26-Aug-10 | 123 | 02:06 | 05:59 | 05:34 | 11:50 | 52.16% | ||||||||||
| Mercury Geyser | 20-Jun-10 | 21-Jul-10 | 72 | 00:33 | 02:45 | 01:52 | 16:45 | 100.23% | ||||||||||
| Spouter | 23-Jul-10 | 22-Aug-10 | 198 | 02:11 | 03:46 | 03:29 | 06:48 | 22.44% | ||||||||||
| Fountain Geyser | 24-Jul-10 | 23-Aug-10 | 124 | 04:25 | 06:01 | 06:03 | 07:20 | 8.36% | ||||||||||
| Great Fountain | 24-Jul-10 | 23-Aug-10 | 66 | 08:53 | 11:20 | 11:09 | 18:09 | 14.57% | ||||||||||
| Logbridge Geyser | 24-Jul-10 | 23-Aug-10 | 741 | 00:22 | 01:00 | 00:44 | 06:52 | 75.54% | ||||||||||
| Narcissus Geyser | 23-Jul-10 | 23-Aug-10 | 228 | 01:22 | 03:15 | 03:07 | 05:56 | 26.41% | ||||||||||
| Pink Geyser | 24-Jul-10 | 23-Aug-10 | 227 | 01:50 | 03:16 | 03:07 | 07:45 | 33.33% | ||||||||||
| Echinus | Dormant | |||||||||||||||||
| Hillside | Dormant - last eruption 02:33 on 26 November 2005; no longer monitored | |||||||||||||||||
| Occasional Geyser | 23-Aug-10 | 23-Aug-10 | 845 | 00:26 | 00:53 | 00:52 | 01:28 | 21.92% | ||||||||||
| Lone Pine | 24-Jul-10 | 23-Aug-10 | 31 | 18:38 | 24:37 | 24:25 | 31:16 | 12.59% | ||||||||||
| All electronically recorded activity for 2010 | ||||||||||||||||||
| Geyser | Start Date | Last Update | Intervals | Min | Mean | Median | Max | Coef. Of Variation | ||||||||||
| Aurum | 1-Jan-10 | 26-Aug-10 | 1414 | 02:22 | 04:01 | 03:31 | 15:52 | 39.91% | ||||||||||
| Beehive | 1-Jan-10 | 26-Aug-10 | 341 | 07:36 | 16:42 | 15:47 | 37:31 | 33.22% | ||||||||||
| Boardwalk | Dormant - No eruptions since July 2006, no longer monitored | |||||||||||||||||
| Depression | 1-Jan-10 | 26-Aug-10 | 2067 | 01:47 | 02:45 | 02:46 | 07:59 | 12.34% | ||||||||||
| Lion (series) | 1-Jan-10 | 26-Aug-10 | 146 | 03:28 | 37:21 | 37:47 | 69:36 | 30.82% | ||||||||||
| Lion (eruptions/series) | 1-Jan-10 | 26-Aug-10 | 146 | 1 | 10.85 | 11 | 22 | 41.57% | ||||||||||
| Little Cub | 1-Jan-10 | 26-Aug-10 | 4777 | 00:31 | 00:49 | 00:42 | 17:16 | 94.45% | Logger failed after February download - gap from 1157 13 Feb to 1154 27 Apr | |||||||||
| Little Squirt | 1-Jan-10 | 26-Aug-10 | 72 | 23:20 | 76:15 | 73:19 | 150:38 | 34.16% | No April download | |||||||||
| North Goggles | Last electronically recorded eruption 1035 on 24 July 2010 | |||||||||||||||||
| Plate | 1-Jan-10 | 26-Aug-10 | 63 | 00:17 | 60:34 | 07:57 | 486:12 | 172.05% | No data between 13 February and 23 March due to logger failure | |||||||||
| Plume | 1-Jan-10 | 26-Aug-10 | 5478 | 00:43 | 01:02 | 01:02 | 15:47 | 22.68% | ||||||||||
| Artemisia | 21-Jan-10 | 26-Aug-10 | 109 | 10:28 | 18:57 | 18:23 | 36:31 | 24.87% | No data from 1 Jan 10 to 21 Jan 10 and 26 Jan 10 to 23 Mar 10 both due to logger failure | |||||||||
| Baby Daisy | Dormant - last eruption 09:50 on 8 December 2004; no longer monitored | |||||||||||||||||
| Castle (w/o minors) | 1-Jan-10 | 26-Aug-10 | 219 | 11:12 | 13:52 | 13:42 | 20:01 | 6.17% | Possibly missed some minor eruptions due to ice | |||||||||
| Castle (minor-major) | 1-Jan-10 | 26-Aug-10 | 131 | 01:56 | 06:47 | 05:54 | 21:39 | 46.60% | ||||||||||
| Castle (1st post minor) | 1-Jan-10 | 26-Aug-10 | 114 | 13:04 | 14:55 | 14:50 | 17:10 | 25.64% | ||||||||||
| Daisy | 1-Jan-10 | 26-Aug-10 | 2330 | 01:52 | 02:26 | 02:24 | 06:40 | 12.83% | ||||||||||
| Grand | 1-Jan-10 | 26-Aug-10 | 632 | 06:04 | 09:00 | 09:05 | 13:02 | 13.64% | ||||||||||
| Grotto | 1-Jan-10 | 26-Aug-10 | 628 | 00:30 | 09:05 | 06:35 | 50:45 | 90.12% | ||||||||||
| Grotto (dur>4h50m) | 1-Jan-10 | 26-Aug-10 | 67 | |||||||||||||||
| Grotto (dur>12h00m) | 1-Jan-10 | 26-Aug-10 | 51 | 23:22 | 109:45 | 89:34 | 309:16 | 60.32% | ||||||||||
| Oblong | 1-Jan-10 | 26-Aug-10 | 1240 | 02:21 | 04:35 | 04:32 | 10:12 | 22.69% | Possibly missed some eruptions due to ice | |||||||||
| Old Faithful (all intervals) | 1-Jan-10 | 23-Aug-10 | 3655 | 00:53 | 01:32 | 01:33 | 02:05 | 10.15% | ||||||||||
| Old Faithful (Long) | 1-Jan-10 | 23-Aug-10 | 3440 | 01:15 | 01:33 | 01:33 | 02:05 | 6.98% | ||||||||||
| Old Faithful (Short) | 1-Jan-10 | 23-Aug-10 | 215 | 00:53 | 01:05 | 01:06 | 01:14 | 8.10% | ||||||||||
| Pyramid | 23-Jun-10 | 26-Aug-10 | 316 | 03:26 | 04:49 | 04:46 | 07:29 | 11.88% | ||||||||||
| Rift | 1-Jan-10 | 26-Aug-10 | 278 | 03:14 | 20:33 | 19:37 | 137:42 | 43.37% | ||||||||||
| Riverside | 1-Jan-10 | 26-Aug-10 | 911 | 04:58 | 06:14 | 06:22 | 06:47 | 5.06% | ||||||||||
| Riverside (Long) | 1-Jan-10 | 26-Aug-10 | 668 | 06:05 | 06:25 | 06:26 | 06:47 | 1.59% | ||||||||||
| Riverside (Short) | 1-Jan-10 | 26-Aug-10 | 243 | 04:58 | 05:45 | 05:46 | 05:59 | 2.11% | ||||||||||
| West Triplet | 1-Jan-10 | 26-Aug-10 | 942 | 00:44 | 06:02 | 05:30 | 32:40 | 53.45% | ||||||||||
| Mercury Geyser | 1-Jan-10 | 21-Jul-10 | 72 | 00:33 | 02:45 | 01:52 | 16:45 | 100.23% | ||||||||||
| Spouter | 1-Jan-10 | 22-Aug-10 | 609 | 02:11 | 03:56 | 03:40 | 07:36 | 22.86% | ||||||||||
| Fountain Geyser | 1-Jan-10 | 23-Aug-10 | 949 | 04:25 | 05:55 | 05:54 | 09:36 | 7.70% | ||||||||||
| Great Fountain | 1-Jan-10 | 23-Aug-10 | 477 | 03:45 | 11:30 | 11:14 | 21:43 | 13.17% | ||||||||||
| Logbridge Geyser | 1-Jan-10 | 23-Aug-10 | 2784 | 00:21 | 00:59 | 00:43 | 10:12 | 94.37% | ||||||||||
| Narcissus Geyser | 1-Jan-10 | 23-Aug-10 | 1775 | 01:17 | 03:10 | 02:59 | 06:29 | 26.69% | ||||||||||
| Pink Geyser | 1-Jan-10 | 23-Aug-10 | 716 | 00:25 | 04:14 | 03:48 | 11:15 | 41.09% | Gap from 2006 25 Feb to 1325 13 June due to logger failure | |||||||||
| Echinus | Dormant | |||||||||||||||||
| Hillside | Dormant - last eruption 02:33 on 26 November 2005; no longer monitored | |||||||||||||||||
| Occasional Geyser | 4-Jul-10 | 23-Aug-10 | 1300 | 00:25 | 00:55 | 00:54 | 01:33 | 22.46% | Logger deployed on 4 July | |||||||||
| Lone Pine | 1-Jan-10 | 23-Aug-10 | 195 | 18:38 | 28:59 | 26:36 | 87:00 | 28.72% | ||||||||||