| Date: | 2020-08-18 |
| Time: | 1452 |
| Geyser: | Grotto |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | ~18 hrs |
| Standardized Duration: | ~ |
| Time Entered: | 2020-08-18 15:10:49 |
| Time Updated: | 2020-08-19 09:04:45 |
| Time Uploaded: | 2020-08-19 09:04:51 |
| Entrant: | RMichaels |
| Observer: | |
| Submitted to: | GeyserTimes for Android |
| Comments: | Ended around 0900 on 8-19-2020. |
| CraigC | Time Entered:2020-08-18 16:30:23 Time Uploaded:2020-08-18 18:30:10 Submitted to:GeyserTimes for Android |
| Video by Craig Corless showing the start of Grotto Geyser's 2:52 PM-onward eruption on 18 August 2020, with both Grotto Fountain Geyser & South Grotto Fountain Geyser erupting in the background. | Entrant: JSJ Time Entered:2020-08-22 06:24:38 Time Updated:2020-08-22 06:25:42 Time Uploaded:2020-08-22 06:25:42 Submitted to:Geysertimes.org |