- Also known as: Mt. Iriga, Mt. Sumagang
- Coordinates: 13.45666667,123.45666667
- Trail class: 1 - Walking, 2 - Hiking, 3 - Scrambling, 4 - Climbing easy cliffs
- Entry point: iriga city, camarines sur
An old stratovolcano overlooking Lake Buhi in Camarines Sur, marked by knife-edged ridgelines left from a 17th-century eruption and several distinct summit points.
| Guides | Required |
| Hazards | heavy sun exposure along most of the trail |
| Sidetrips | A tribal Aeta village at Ilian Hill near the jump-off. |