| Date: | 1991-08-20 |
| Time: | 0830 |
| Geyser: | Morning |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | 23m40s |
| Standardized Duration: | 23m 40s |
| Time Entered: | 2013-04-24 14:31:37 |
| Time Uploaded: | 2019-05-13 21:48:58 |
| Entrant: | LynnS |
| Observer: | Stephens |
| Submitted to: | Geysertimes.org |
| Comments: | missed at least one eruption (per washed markers) between the 2159 8/19 eruption and the 0830 8/20 eruption. Based on average interval, probably missed two eruptions. |