| Geyser Forecasting April 2011 | ||||
|---|---|---|---|---|
| Geyser Name | Interval | Duration | Window | Notes | 
| Aurum | ~3h30m | ~2-3m | +/-1-3h | - | 
| Beehive | ~7h21m-13h30 | ~2-3m | - | - | 
| Castle | ~13h30m | - | - | - | 
| Daisy | ~2h30m | - | - | - | 
| Depression | ~3h30m | - | +/-30m-5h | - | 
| F&M | ~3-5 days | - | - | - | 
| Grand | ~6h | ~8-11m | +/-60m | Possible mulitiple bursts | 
| Great Fountain | ~10-13h | - | - | - | 
| Grotto | ~5h55m | - | - | - | 
| Lion | ~50-70m | - | - | in series | 
| Little Cub | ~40-45m | ~5.5-7m | - | - | 
| North Goggles | ~1h-3h after the last Lion series eruption | ~6m | - | - | 
| Oblong | -4h53m | ~6m | - | - | 
| Plume | ~44m-96m | Dormant | - | Possible 4 bursts series | 
| Riverside | ~5h27m-6h27m | ~20m | - | - |