| Date: | 1974-06-19 |
| Time: | 0930 |
| Geyser: | Whirligig |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | 15m |
| Standardized Duration: | 15m |
| Time Entered: | 2017-09-02 07:40:42 |
| Time Uploaded: | 2019-05-13 21:47:40 |
| Entrant: | research-mab |
| Observer: | 1974 Log |
| Submitted to: | Geysertimes.org |
| Comments: | Observed Big W fill & erupt for about 15 min |