| Date: | 2021-12-22 |
| Time: | 1626 A |
| Geyser: | Old Faithful |
| Webcam: | No |
| Initial: | No |
| Long/Short: | Long |
| Duration: | |
| Time Entered: | 2021-12-22 16:44:07 |
| Time Uploaded: | 2021-12-23 09:27:16 |
| Entrant: | STS |
| Observer: | |
| Submitted to: | GeyserTimes for iOS |
| Comments: | New NPS prediction of 1803 |