| Date: | 2006-04-29 |
| Time: | 1627 |
| Geyser: | Mastiff |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | 20 sec |
| Standardized Duration: | 20s |
| Time Entered: | 2013-07-13 23:03:39 |
| Time Updated: | 2013-07-13 23:15:33 |
| Time Uploaded: | 2019-05-13 21:47:11 |
| Entrant: | Tara |
| Observer: | Stephen Eide |
| Submitted to: | Geysertimes.org |
| Comments: | Approximate time. Height 20 feet. Mastiff surged during Mastiff\\\'s eruption but did not start. |