| Date: | 2005-07-26 |
| Time: | 1117 |
| Geyser: | Giant Hot Period |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | 1m27s |
| Standardized Duration: | 1m 27s |
| Time Entered: | 2016-03-31 15:18:05 |
| Time Updated: | 2016-03-31 15:33:57 |
| Time Uploaded: | 2019-05-13 21:49:17 |
| Entrant: | Tara |
| Observer: | |
| Submitted to: | Geysertimes.org |
| Comments: | Mastiff did not boil, no overflow. Feather and Southwest Vents only. |