| Date: | 2018-05-17 |
| Time: | 1137 |
| Geyser: | Giant Hot Period |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | 1m |
| Standardized Duration: | 1m |
| Time Entered: | 2018-05-17 11:40:36 |
| Time Updated: | 2018-05-17 21:43:28 |
| Time Uploaded: | 2019-05-13 21:35:18 |
| Entrant: | JimS |
| Observer: | |
| Submitted to: | GeyserTimes for Android |
| Comments: | Just over 1 minute. Feather and SW vents only. Mastiff just below overflow. |