| Date: | 2018-05-20 |
| Time: | 1358 |
| Geyser: | Giant Hot Period |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | 2min |
| Standardized Duration: | 2m |
| Time Entered: | 2018-05-20 14:02:19 |
| Time Uploaded: | 2019-05-13 21:37:53 |
| Entrant: | JimS |
| Observer: | |
| Submitted to: | GeyserTimes for Android |
| Comments: | Feather and SW only. Mastiff near overflow |