# M5.8 Earthquake: 110 km ENE of Barcelona, Philippines

Updated 12:07 UTC, 29 Oct 2026. Canonical: https://monitorworld.app/earthquake/2026-10-29-m5-8-barcelona-philippines

A **magnitude 5.8** earthquake struck 110 km ENE of Barcelona, Philippines at 03:19 UTC on 29 Oct 2026, at a depth of 10 km, reported by USGS. USGS PAGER issued a green alert: little or no damage and a low chance of deaths. USGS did not set a tsunami flag for this quake. So far 1 aftershock of M2.5+ has been recorded within 50 km, the largest a M5.4.

## Key numbers

- Magnitude (USGS): **M5.8** (mww)
- Depth: **10 km** (shallow)
- USGS PAGER impact alert: **GREEN** (estimated impact)
- Aftershocks M2.5+ so far: **1** (within 50 km)

## Nearest places

- [111 KM] Barcelona, Caraga, Philippines (111 km from the epicentre, quake was ENE of here, population 3,541)
- [120 KM] Hinatuan, Caraga, Philippines (120 km from the epicentre, quake was E of here, population 10,055)
- [123 KM] Bislig, Caraga, Philippines (123 km from the epicentre, quake was E of here, population 67,567)
- [129 KM] Baganga, Davao, Philippines (129 km from the epicentre, quake was NE of here, population 10,106)
- [217 KM] Butuan, Caraga, Philippines (217 km from the epicentre, quake was ESE of here, population 309,709)
- [187 KM] Bayugan, Philippines (187 km from the epicentre, quake was ESE of here, population 110,000)
- [204 KM] Mati, Philippines (204 km from the epicentre, quake was NE of here, population 106,000)
- [205 KM] Magugpo Poblacion, Philippines (205 km from the epicentre, quake was ENE of here, population 233,000)

## Strongest aftershocks so far

- [MED] [M5.4 · 114 km ENE of Barcelona, Philippines](https://earthquake.usgs.gov/earthquakes/eventpage/us7000ttxn) (2026-10-29 07:31 UTC, 10 km deep, USGS)

## Key context

### Tectonic setting

**Philippine Mobile Belt.** The Philippines sit between two subduction zones: the Philippine Sea Plate dives west along the Philippine Trench, and the South China Sea floor dives east along the Manila Trench. The Philippine Fault runs through the islands in between; it caused the M7.7 Luzon quake of 1990.

The USGS moment tensor shows normal faulting: the crust was pulled apart and one block dropped down, typical of stretching crust or of bending in a sinking slab.

At 10 km it was a very shallow quake: shallow quakes shake the ground above them hardest, so local damage depends on how close towns are.

### Shaking and impact

USGS PAGER estimates the impact from the shaking and the number of people exposed. For this quake it issued a green alert: little or no damage and a low chance of deaths (fatality alert: green, economic loss alert: green). PAGER is an early estimate and can change as reports come in.

The USGS ShakeMap estimates the strongest shaking at intensity IV on the Modified Mercalli scale (light).

3 people sent a "Did You Feel It?" report to USGS, with the strongest reported intensity III (weak).

Estimated shaking in nearby towns, from USGS PAGER.

| Town | Population | Estimated intensity |
| --- | --- | --- |
| Baganga | 58,714 | III (weak) |

### Aftershocks

This page counts quakes of M2.5 or more within 50 km after the main shock, from the USGS catalog (last checked 12:07 UTC, 29 Oct 2026): 1 aftershock so far.

Aftershocks are normal after a quake of this size. They usually become less frequent over days and weeks, but a strong aftershock can still happen, and in a few sequences a later quake is larger. No one can predict their exact time or size; follow the official agency for your area.

### Earthquake history within 250 km

Since 1976, USGS lists 1,115 quakes of M5 or more within 250 km of this epicentre, about 22 a year. Since 1900 the same circle had 220 quakes of M5.8 or larger.

Largest earlier quakes within 250 km, USGS catalog since 1900 (M6+).

| Magnitude | Place (USGS) | Date | Depth |
| --- | --- | --- | --- |
| M8.1 | 1924 Mindanao, Philippines Earthquake | 1924-04-14 | 15 km |
| M8.0 | 1972 Mindanao, Philippines Earthquake | 1972-12-02 | 51 km |
| M7.8 | 77 km E of Baculin, Philippines | 1943-05-25 | 15 km |
| M7.7 | 74 km ENE of Barcelona, Philippines | 1911-07-12 | 15 km |
| M7.6 | 19 km E of Gamut, Philippines | 2023-12-02 | 40 km |
| M7.6 | 37 km ENE of Barcelona, Philippines | 1989-12-15 | 24 km |
| M7.5 | 21 km SE of Lukatan, Philippines | 2001-01-01 | 33 km |
| M7.4 | 62 km E of Baculin, Philippines | 1921-11-11 | 15 km |

### Official information

- [PHIVOLCS (Philippine Institute of Volcanology and Seismology)](https://www.phivolcs.dost.gov.ph/)
- [EMSC (European-Mediterranean Seismological Centre)](https://www.emsc-csem.org/)
- [USGS event page for this quake](https://earthquake.usgs.gov/earthquakes/eventpage/us7000ttw3) (ShakeMap, PAGER, felt reports)
- [tsunami.gov](https://www.tsunami.gov/) for US tsunami bulletins

### Data status

USGS review status: reviewed. Magnitude type: mww. USGS last updated this event on 29 Oct 2026 at 07:41 UTC. Magnitude, depth and location can still be revised; this page keeps the same address if they change.

## FAQ

### How strong was the earthquake near Barcelona, Philippines?

USGS measured it at magnitude 5.8 (mww), 10 km deep. The strongest estimated shaking was intensity IV (light). Quakes of M5 to 5.9 are classed as moderate.

### Was there a tsunami?

USGS did not set a tsunami flag for this quake. If you are on a coast and feel strong or long shaking, move to high ground anyway, and follow local officials.

### Was the earthquake felt?

Yes. 3 people reported it to USGS "Did You Feel It?", with reports up to intensity III.

### Will there be more aftershocks?

Aftershocks are likely to continue for days to weeks, becoming less frequent over time. So far 1 aftershock of M2.5+ has been listed. Most sequences do not produce a larger quake, but some do. No one can predict the time or size of the next one; follow PHIVOLCS (Philippine Institute of Volcanology and Seismology).

### What should I do after a strong earthquake?

Expect aftershocks: Drop, Cover and Hold On when shaking starts again. Check for injuries and damage, stay out of damaged buildings, and use text messages instead of calls so emergency lines stay free. On a coast, move to high ground after strong shaking. Follow your local officials.

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## Sources

- [USGS event page](https://earthquake.usgs.gov/earthquakes/eventpage/us7000ttw3): magnitude, location, ShakeMap, PAGER and Did You Feel It? data for this event. Public domain. Credit: U.S. Geological Survey.
- [USGS ComCat (FDSN event web service)](https://earthquake.usgs.gov/fdsnws/event/1/): the USGS earthquake catalog, used for the 30-year counts, history and aftershocks. Public domain. Credit: U.S. Geological Survey.
- [USGS Geoserve](https://earthquake.usgs.gov/ws/geoserve/): nearest places to the epicentre.
- [GeoNames](https://www.geonames.org/): large-city coordinates, CC BY 4.0.

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