| Date: | 1988-05-21 |
| Time: | 2000 |
| Geyser: | Grand |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | 12m 8s |
| Standardized Duration: | 12m 8s |
| Grand Code: | -3- |
| Time Entered: | 2021-10-26 15:27:03 |
| Time Uploaded: | 2021-10-26 15:27:03 |
| Entrant: | mhreed |
| Observer: | Phil Landis |
| Submitted to: | |
| Comments: | From Landis (1988) report, pg. 275: "The eruption's second burst did not fit into a photo using a 35mm camera with a 28mm lens." Landis calculates the height of the 2nd burst at 215 ft. |