| Date: | 1949-09-04 |
| Time: | 1145 ie |
| Geyser: | Giant |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | |
| Time Entered: | 2021-10-25 11:55:08 |
| Time Uploaded: | 2021-10-25 11:55:08 |
| Entrant: | mhreed |
| Observer: | Keller (2002) in GOSA Transactions VII |
| Submitted to: | |
| Comments: | First observed eruption since 1946. OF Ranger station log states Ranger Chaffee "observed Giant Geyser playing." |