Riverside Geyser Summary, 2011
From 01-Jan-11 to 25-Mar-11
  Year to date Last Month Last Week
Percent Long Intervals 64.3% 67.0% 66.7%
Percent Short Intervals 35.7% 33.0% 33.3%
Eruption Statistics Year to date Last Month Last Week
All Intervals 325 109 27
Minimum 5:21:12 5:33:18 5:33:18
1st quartile 5:48:42 5:47:36 5:46:30
Mean 6:10:10 6:11:59 6:11:09
Median 6:19:30 6:21:42 6:20:36
3rd quartile 6:25:00 6:26:06 6:26:06
Maximum 6:38:12 6:38:12 6:33:48
Std. Dev. 0:18:46 0:19:36 0:20:34
Coef. Of Var. 5.07% 5.27% 5.54%
Eruption Statistics Year to date Last Month Last Week
Long Intervals 209 73 18
Minimum 6:06:18 6:08:30 6:12:54
1st quartile 6:19:30 6:21:42 6:21:25
Mean 6:23:17 6:25:00 6:24:49
Median 6:23:54 6:26:06 6:25:33
3rd quartile 6:26:06 6:29:24 6:29:07
Maximum 6:38:12 6:38:12 6:33:48
Std. Dev. 0:06:00 0:06:38 0:06:17
Coef. Of Var. 1.57% 1.72% 1.63%
Eruption Statistics Year to date Last Month Last Week
Short Intervals 116 36 9
Minimum 5:21:12 5:33:18 5:33:18
1st quartile 5:42:06 5:43:12 5:39:54
Mean 5:46:31 5:45:35 5:43:49
Median 5:46:30 5:46:30 5:46:30
3rd quartile 5:50:54 5:47:36 5:46:30
Maximum 6:03:00 5:59:42 5:50:54
Std. Dev. 0:07:03 0:04:56 0:05:24
Coef. Of Var. 2.04% 1.43% 0.04%
Overflow Statistics Year to date Last Month Last Week
Overflows 325 109 27
Minimum 0:51:42 0:51:42 0:51:42
1st quartile 1:23:36 1:21:24 1:20:18
Mean 1:42:19 1:43:26 1:40:16
Median 1:51:06 1:52:12 1:48:54
3rd quartile 1:56:36 1:58:48 1:56:36
Maximum 2:18:36 2:18:36 2:03:12
Std. Dev. 0:18:20 0:19:52 0:20:57
Coef. Of Var. 17.91% 19.21% 20.90%
Eruption to next overflow Year to date Last Month Last Week
Quiet periods 324 109 27
Minimum 4:10:48 4:10:48 4:17:24
1st quartile 4:25:06 4:25:06 4:27:18
Mean 4:27:50 4:28:33 4:30:53
Median 4:28:24 4:28:24 4:30:36
3rd quartile 4:30:36 4:31:42 4:34:27
Maximum 4:47:06 4:47:06 4:47:06
Std. Dev. 0:05:07 0:06:30 0:07:13
Coef. Of Var. 1.91% 2.42% 2.66%