Magnitude 5.6 Earthquake Strikes Davao Occidental: Details

Quick Facts

Parameter	Details
Earthquake Information Number	No. 2
Magnitude	Mw 5.6
Date & Time	08 Oct 2026 – 04:07:57 PM
Epicenter	028 km N 39° W of Balut Island (Municipality of Sarangani), Davao Occidental
Depth	26 km
Origin	Tectonic
Reported Intensities	Intensity V – Kiamba, Sarangani; General Santos City. Intensity IV – Alabel, Glan, Maasim, Malapatan and Malungon, Sarangani; Lake Sebu, Polomolok, T’Boli and Tupi, South Cotabato. Intensity III – Antipas, Kidapawan City and Matalam, Cotabato; Maitum, Sarangani; Banga, Koronadal City and Tampakan, South Cotabato; Kalamansig and Lebak, Sultan Kudarat. Intensity II – Zamboanga City; Davao City; M’lang, Cotabato; Norala, Santo Niño, Surallah and Tantangan, South Cotabato; Bagumbayan, Columbio, Esperanza, Lambayong, President Quirino, Senator Ninoy Aquino and Tacurong City, Sultan Kudarat.
Expected Damage	No
Expected Aftershocks	Yes
Tsunami Threat	None indicated in PHIVOLCS Bulletin No. 2
Bulletin Issue Date	08 Oct 2026 – 04:47 PM

What Happened?

A magnitude 5.6 tectonic earthquake struck offshore Davao Occidental at 4:07 p.m. on October 8, according to the Philippine Institute of Volcanology and Seismology (PHIVOLCS). The earthquake occurred at a depth of 26 kilometers, with its epicenter located 28 kilometers north 39 degrees west of Balut Island in the Municipality of Sarangani, Davao Occidental.

Based on the agency’s assessment, no damage is expected, but aftershocks are expected.

At the time of publication, no official reports of casualties or significant structural damage had been released.

This report is based specifically on PHIVOLCS Earthquake Information No. 2, issued 4:47 PM on October 8, 2026. PHIVOLCS states that this will be the only bulletin unless additional information becomes available.

New Update (Oct. 9, 2026)

PHIVOLCS Bulletin No. 3, issued at 11:12 p.m. on October 8, 2026, retained the earthquake’s magnitude at Mw 5.6 but revised its origin time to 4:07:56 p.m., epicenter to 21 kilometers northwest of Balut Island, Davao Occidental, and depth to 25 kilometers.

Intensity V remained reported in Kiamba, Sarangani, and General Santos City. The updated bulletin also expanded the list of areas where shaking was felt, including additional locations in Davao del Sur, Davao Occidental, Cotabato, and Sultan Kudarat.

PHIVOLCS continues to expect no damage, but revised its assessment of expected aftershocks from YES in Bulletin No. 2 to NO in Bulletin No. 3. The latest assessment supersedes the earlier bulletin details above.

Source: PHIVOLCS Earthquake Information No. 3, October 8, 2026.

Infographic instructions for earthquake safety: 'Drop, Cover, and Hold.' Steps include dropping to hands and knees, taking cover under a sturdy table or desk, and holding tight until shaking stops. Warnings about staying away from windows, mirrors, and heavy objects.

AI-Assisted Content Disclosure:

The information below was generated with the assistance of artificial intelligence and is provided for general informational and educational purposes only. While every effort has been made to ensure accuracy and clarity, AI-generated content may contain errors, omissions, or interpretations that do not reflect the latest scientific findings or official guidance.

This content should not be considered a definitive or authoritative source for earthquake-related information. Readers are encouraged to verify important details with official agencies such as PHIVOLCS, the Office of Civil Defense (OCD), and other relevant government or scientific institutions before making decisions or taking action.

Always rely on official advisories during emergencies and disaster situations.

Infographic explaining seismic event magnitudes and their potential impacts, categorized from below 3.0 (very small) to 8.0+ (great), detailing effects and damage levels.

Why Did This Earthquake Happen?

The Philippines lies within the Pacific Ring of Fire, one of the world’s most active seismic belts. Earthquakes occur frequently as tectonic plates slowly move and interact beneath the Philippine archipelago.

This is a natural geological process and is not related to volcanic activity.

Is There a Tsunami Threat?

PHIVOLCS Earthquake Information No. 2 does not include a tsunami warning or advisory for this earthquake.

Most inland earthquakes and many moderate offshore earthquakes do not generate tsunamis. Tsunami warnings are issued only when an earthquake has the characteristics capable of significantly disturbing the seafloor and producing hazardous sea waves.

Residents should always rely on official advisories from PHIVOLCS if an earthquake occurs near the coast.

Could Aftershocks Occur?

PHIVOLCS expects aftershocks from this earthquake.

While smaller earthquakes can sometimes follow a seismic event, the agency’s current assessment for this particular event is “Expecting Aftershocks: YES.” PHIVOLCS identifies this as an aftershock of the June 2026 Mw 7.8 offshore Sarangani and Mw 6.5 offshore Davao Occidental earthquakes. Residents should continue to monitor PHIVOLCS in case additional information becomes available.

Could This Trigger Other Earthquakes?

There is no evidence that this earthquake will trigger a major earthquake elsewhere in the country.

Moderate earthquakes can redistribute stress locally, but scientists cannot predict whether another earthquake will occur or exactly where it might happen. Each earthquake should be evaluated independently unless geological evidence later establishes a connection.

Safety Advice

If you felt the earthquake:

Remain alert and monitor PHIVOLCS for any subsequent earthquake bulletins. Because PHIVOLCS expects aftershocks from this event, you may also want to review WVF’s earlier coverage of aftershocks in Davao Occidental for additional context on how a sequence can continue after a larger event.
Stay away from visibly damaged buildings and structures. If you are in a high-rise, use a controlled evacuation rather than rushing into stairwells; see High-Rise Earthquake Evacuation, Part 2: Thirty Floors Down to Safety.
Check your home for hazards such as gas leaks or damaged electrical wiring. Visit our blog, Ideas to Secure Your House Against Earthquakes: Simple Steps for Safety in the Philippines for ideas on securing your house.
Monitor only official information from PHIVOLCS and local disaster authorities.
Avoid sharing unverified information on social media.
Remember to Drop, Cover, and Hold On if another strong earthquake occurs. If you are in a high-rise or workplace setting, review WVF’s High-Rise Earthquake Evacuation before deciding when and how to move after the shaking stops.

TAKE THE NEXT STEP

Don’t Just Read About Earthquakes—Prepare for Them.

Even when a specific earthquake is not expected to cause damage or aftershocks, it is a useful reminder to prepare before the next damaging event. Choose the next step that best fits your household.

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