Deciding. . .
| Geyser: | Old Faithful |
| Date/Time From: | 2017-10-30 @ 1017 |
| Date/Time To: | 2017-10-30 @ 1018 |
| Entrant: | JarnoO |
| Observer: | |
| Time Entered: | 2017-10-30 10:20:39 |
| Time Uploaded: | 2017-10-30 10:20:39 |
| Submitted to: | Geysertimes.org |
| Note: | Strong preplay, which could've resulted in an eruption. |