Running. . .
| Geyser: | Monarch |
| Date/Time: | 1987-08-23 @ 1200 |
| Entrant: | research-mab |
| Observer: | 1987 Noris log |
| Time Entered: | 2023-10-30 18:10:25 |
| Time Uploaded: | 2023-10-30 18:10:25 |
| Submitted to: | Geysertimes.org |
| Note: | 8/23/1987 - no time noted - Monarch Geyser Crater – temp taken from the rock in the vent: 193ºF slight overflow- yellowish green silt |