Bohol fault system
| Bohol fault system | |
|---|---|
Surface rupture of the North Bohol Fault during the 2013 Bohol earthquake at Inabanga, Bohol | |
| Etymology | Bohol |
| Named by | Philippine Institute of Volcanology and Seismology |
| Year defined | 2013 |
| Country | Philippines |
| Region | Central Visayas |
| State | Bohol |
| Cities | North; Loon, Calape, Inabanga, Tubigon, Buenavista, Clarin, Sagbayan, Getafe, Trinidad South; Maribojoc, Tagbilaran to Anda East; Loay, Loboc, Bilar, Batuan, Carmen, Pilar |
| Characteristics | |
| Range | Inabanga & Clarin |
| Segments | North Bohol Fault, East Bohol Fault |
| Depth | 30 km (19 mi) |
| Tectonics | |
| Plate | Philippine Sea plate and Sunda plate |
| Status | Active |
| Earthquakes | 1990, 2013 |
| Type | Reverse fault |
| Movement | Dextral |
| Age | Gelasian |
| Orogeny | Mindanao-Surigao-Davao Orogeny |
| Volcanic arc/belt | Bohol Corridor |
All known recent magnitude ≥ 6.0 Mw in Bohol. In 1990 (6.8 Mw) near Anda. and the well-known 2013 Bohol earthquake (7.2 Mw).
The Bohol fault system is a reverse fault system in Bohol province, Philippines. This fault system contains three segments: the newly found North Bohol Fault following the 2013 Bohol earthquake, the South Offshore Fault, and the East Bohol Fault.
The North Bohol Fault is located in Inabanga and near Clarin. The South Offshore Fault affects the southern towns, while the East Bohol Fault starts at the SW part of Bohol from Loay and goes east towards Pilar.