| Date: | 1975-10-12 |
| Time: | 1429 |
| Geyser: | Great Fountain |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | |
| Time Entered: | 2012-09-18 14:09:11 |
| Time Uploaded: | 2012-09-18 14:09:11 |
| Entrant: | BoekelUpload |
| Observer: | OFVCL-EV |
| Submitted to: | Geysertimes.org |
| Comments: | 2.5hours overflow before eruption no pause est 170' |