| Date: | 1988-06-30 |
| Time: | 1630 |
| Geyser: | Steamvalve Spring |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | 3m |
| Standardized Duration: | 3m |
| Time Entered: | 2017-07-29 14:14:06 |
| Time Uploaded: | 2019-05-13 21:47:16 |
| Entrant: | research-mab |
| Observer: | Geo box 8 1988 |
| Submitted to: | Geysertimes.org |
| Comments: | one burst to 10 ft most bursts 5-8 ft |