| Date: | 2021-07-31 |
| Time: | 1750 |
| Geyser: | Old Faithful |
| Webcam: | Yes |
| Initial: | No |
| Long/Short: | Long |
| Duration: | |
| Time Entered: | 2021-07-31 17:50:52 |
| Time Updated: | 2021-07-31 17:54:45 |
| Time Uploaded: | 2021-07-31 17:54:49 |
| Entrant: | Art-P |
| Observer: | |
| Submitted to: | GeyserTimes for Android |
| Comments: | predction NPS 1742, GT 1742 |