<html xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns="http://www.w3.org/TR/REC-html40"> <head> <meta http-equiv=Content-Type content="text/html; charset=us-ascii"> <meta name=Generator content="Microsoft Word 11 (filtered medium)"> <style>  </style> </head> <body lang=EN-US link=blue vlink=purple> <div class=Section1> From Ralph Taylor Sunday 15 August 2004<o:p></o:p> <o:p> </o:p> I have updated the geyser stats on the GOSA website at the usual URL:<o:p></o:p> <o:p> </o:p> http://www.geyserstudy.org/electronic_summary_2004.htm<o:p></o:p> <o:p> </o:p> I am analyzing this week’s results as I write this, so it may be a little incoherent at places.<o:p></o:p> <o:p> </o:p> The last Plume eruption was at 02:22 on 10 August.  The intervals began to lengthen early on the 8th.<o:p></o:p> <o:p> </o:p> “Scuba” (the erupting vent in the Spume and Spew crater uphill from Plume) had an initial eruption 78 minutes before Plume’s first eruption of the recent activation.  It continued to erupt at about six hour intervals (not in synchrony with Plume) until 0440 on 6 August.  There may have been three other eruptions coincident with Plume eruptions (or maybe not, the temperature record is ambiguous), the last at 2310 on 7 August.<o:p></o:p> <o:p> </o:p> Little Cub is having almost nightly pauses.  When we were downloading this morning we noticed preplay-type splashing lasting for many minutes, and a heavy flow of water from a horizontal fracture in the sinter several feet southwest of the cone.  Could some of Little Cub’s energy and water supply be escaping this way?  Lion’s intervals remained normal.<o:p></o:p> <o:p> </o:p> Aurum is well into its summer mode with some longer than 12 hour intervals recently.<o:p></o:p> <o:p> </o:p> Beehive continues to erupt at about 15 hour intervals (with a range from under 12 hours to nearly 17 hours last week).<o:p></o:p> <o:p> </o:p> Daisy had a 6h26m interval between 0951 and 1617 on 7 August.  Really.  <o:p></o:p> <o:p> </o:p> Castle is having its minors in clusters about one day a week.  The past two weeks had instances of consecutive minors.<o:p></o:p> <o:p> </o:p> Grand continues to shorten its intervals.  The August median interval is 6h44m as of 15 August.  The shortest interval was 6h13m, up from 6h05m in June and July, but both the mean and median are dropping steadily.  The prediction window is just three hours now.<o:p></o:p> <o:p> </o:p> Giant hot periods continue, but no eruption since 2 August yet.<o:p></o:p> <o:p> </o:p> Ralph Taylor<o:p></o:p> <o:p> </o:p> <o:p> </o:p> </div> </body> </html>