| Date: | 2018-10-20 |
| Time: | 1319 |
| Geyser: | Grand |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | 14m |
| Standardized Duration: | 14m |
| Grand Code: | G-- |
| Time Entered: | 2018-10-20 13:21:17 |
| Time Updated: | 2018-10-20 13:35:22 |
| Time Uploaded: | 2019-05-13 21:44:02 |
| Entrant: | Biddle |
| Observer: | Biddle |
| Submitted to: | GeyserTimes for Android |
| Comments: | very long eruption, seemed to die down and then pick up again near the end. |