| Date: | 2004-07-06 |
| Time: | 1556 |
| Geyser: | Fan and Mortar |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | |
| Time Entered: | 2013-05-04 23:47:15 |
| Time Uploaded: | 2013-05-04 23:47:15 |
| Entrant: | Tara |
| Observer: | Tara Cross |
| Submitted to: | |
| Comments: | Dean Lohrenz observed River on with Main Vent splashing in progress 46 minutes before the start of the eruption. There was at least one River pause of unknown duration. The minor vents went into lock 22 minutes after the start of River and the eruption started 23 minutes after River. |