| Date: | 2011-11-01 |
| Time: | 0000 A |
| Geyser: | Black Diamond |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | |
| Time Entered: | 2020-05-03 08:08:35 |
| Time Uploaded: | 2020-05-03 08:08:36 |
| Entrant: | mhreed |
| Observer: | Powell article in Transactions XII pg. 79 |
| Submitted to: | Geysertimes.org |
| Comments: | Report from Bill Warnock of probable eruption between 1545 on Oct 31 and 1150 on Nov 1. Jim Holstein on Oct 31 reported "two period[s] of heavy boiling out of Black Diamond up to 3 feet high and increasing the runoff in the channels...The boils were at 13:56 and 14:01." |