Sumisu Caldera — Active Hydrothermal Vent
Sumisu Caldera is an active hydrothermal vent at 690m depth. No nearby mining concessions. InterRidge Database v3.4.
Physical Data
| Status | Active |
| Depth | 690 m |
| Latitude | 31.46670° |
| Longitude | 140.06670° |
No mining concessions within 50 km.
Data: InterRidge Database v3.4 (PANGAEA)