| Date: | 2017-07-21 |
| Time: | 1854:01 E (View temperature trace) |
| Geyser: | Grand |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | |
| Grand Code: | --- |
| Time Entered: | 2023-12-29 22:54:18 |
| Time Updated: | 2023-12-29 22:58:09 |
| Time Uploaded: | 2023-12-29 22:58:09 |
| Entrant: | GeyserTimesNew |
| Observer: | |
| Submitted to: | Geysertimes.org |
| Comments: | Not a closed interval to the previous E time. Logger was offline shortly before Grand's eruption at 13:02 confirmed by a visual observer (see https://geysertimes.org/eruption.php?id=923537). This would be due to a malfunction or data upload/logger swap. |