Philippines

NDRRMC SitRep No.04 re Effects of Magnitude 6.7 Earthquake in Surigao City, Surigao del Norte

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13 February 2017, 8:00 AM

Situation Overview

At 10:03 PM on 10 February 2017, Friday, a strong earthquake of magnitude 6.7 shook the island of Mindanao. The epicenter is located 16 km offshore northwest of Surigao City, Surigao Strait with a depth of 10 km. The earthquake was generated by the movement of Surigao segment of the Philippine Fault. Small-magnitude earthquakes followed afterwards, and as of 4:00 PM of 11 February 2017, 101 aftershocks have been recorded by the PHIVOLCS seismic monitoring network.

Based on preliminary intensity reports, the strongest ground shaking was felt at PHIVOLCS Earthquake Intensity Scale (PEIS) VII (Destructive) in Surigao City. Furthermore, the municipalities of Pintuyan in Southern Leyte, and San Francisco and Malimono in Surigao del Norte experienced the ground shaking at PEIS VI (Very Strong), while the municipalities of Mainit and Placer in Surigao Del Norte, Libjo and San Jose in Dinagat Island, San Ricardo, Limasawa and San Francisco in Southern Leyte and Manduae City felt the shaking at PEIS V (Strong). This earthquake was felt PEIS IV to I as far as 250 km away (Butuan City, Ormoc City, Tacloban City, Catbalogan City, Bislig City, Cebu City, Cagayan De Oro City, Dumaguete City and Tagbilaran City) from the epicentral area. The strong ground shaking near the epicentral area resulted to damages to some buildings, roads and bridges.

On 12 February 2017, at 11:01:30 AM, an aftershock was felt at 09,80°N, 125.41°E - 009 km N 87° W of Surigao City (Surigao Del Norte) with recorded magnitude of Ms 4.1 at 15 km depth of focus. Intensity III was reported in Surigao City & San Francisco, Surigao Del Norte and Intensity II in San Francisco & San Ricardo, Southern Leyte.

Effects

Affected Population

A total of 1,034 families / 5,170 persons were affected in 54 barangays in the province of Surigao del Norte and are served outside evacuation centers.

Casualties

  • A total of four (4) persons were reported dead in the province of Surigao del Norte due to the earthquake.

  • A total of 202 persons sustained injuries due to the earthquake and were brought to the following hospitals for medical treatment.