| Date: | 1974-06-19 |
| Time: | 0845 |
| Geyser: | Constant |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | |
| Time Entered: | 2017-09-02 07:40:42 |
| Time Uploaded: | 2017-10-02 14:28:43 |
| Entrant: | research-mab |
| Observer: | 1974 Log |
| Submitted to: | |
| Comments: | Big Whirligig had water within 2 feet of top of vent. After Constant erupted both drained |