| Date: | 2021-07-30 |
| Time: | 0623 |
| Geyser: | Crater Spring |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | 4 min |
| Standardized Duration: | 4m |
| Time Entered: | 2021-07-30 11:29:00 |
| Time Updated: | 2021-07-30 11:36:02 |
| Time Uploaded: | 2021-07-30 11:36:04 |
| Entrant: | ypcaribou |
| Observer: | Lori S & Jim H |
| Submitted to: | GeyserTimes for Android |
| Comments: | N Pool filled, overflowed, & first 1-2 foot surges started at 0623. Splashes from Alcove followed less than a minute later. Max height about 6 ft in N Pool. Return to calmer water in N Pool & quick drop in water in N Pool, Main Pool, & Alcove at 0627. NP & MP did not empty; dropped a foot or 2. |