Marikina Valley Fault System
🔴 ActiveThe Marikina Valley Fault System (also known as the Valley Fault System) passes through Metro Manila and nearby provinces. It poses significant risk to the National Capital Region.
146km long
M7.5Max historical
5Provinces
Is the Marikina Valley Fault System dangerous?
Yes — a major active fault
The Marikina Valley Fault System is an active fault running roughly 146 km and crossing 5 provinces. The Marikina Valley Fault System (also known as the Valley Fault System) passes through Metro Manila and nearby provinces. It poses significant risk to the National Capital Region. It is considered capable of earthquakes up to about M7.5. Its last major event was the 1658 Manila Earthquake.
Affected Provinces
BulacanRizalMetro ManilaCaviteLaguna
Cities Near This Fault
FAQ
Marikina Valley Fault System: frequently asked questions
Is the Marikina Valley Fault System dangerous?+
The Marikina Valley Fault System is an active fault running roughly 146 km and crossing 5 provinces. The Marikina Valley Fault System (also known as the Valley Fault System) passes through Metro Manila and nearby provinces. It poses significant risk to the National Capital Region. It is considered capable of earthquakes up to about M7.5. Its last major event was the 1658 Manila Earthquake.
How large an earthquake can the Marikina Valley Fault System produce?+
Based on its history and mapped length (~146 km), the Marikina Valley Fault System is considered capable of earthquakes up to about magnitude 7.5. Its last major event was the 1658 Manila Earthquake.
When did the Marikina Valley Fault System last produce a major earthquake?+
The last major event associated with the Marikina Valley Fault System was the 1658 Manila Earthquake.
Which areas does the Marikina Valley Fault System affect?+
The Marikina Valley Fault System crosses or borders 5 provinces: Bulacan, Rizal, Metro Manila, Cavite, Laguna. The nearest major cities include Pateros, San Pedro, Makati, Quezon City, Taguig.