M5.1 Depth: 10.0 km

M5.1 Earthquake near 181 km WSW of Port Orford, Oregon

UTC time: 2025-09-09 19:31:44 UTC Local time: —

About this earthquake

On September 9, 2025 at 19:31 UTC, a magnitude M5.1 earthquake occurred near 181 km WSW of Port Orford, Oregon. With a focal depth of about 10 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size can cause damage near the epicenter.

The event was recorded by USGS.

Details

Magnitude

M5.1

Depth

10.0 km

UTC time

2025-09-09 19:31:44 UTC

Local time

—

Country

—

Source

usgs

Coordinates

42.43970, -126.66910

Temperature

17.9°C

Map

Depth profile

Shallow

10 km

Why depth matters

Shallow quakes release energy near the surface — shaking is felt more strongly and damage potential is higher.

Depth classes per USGS

Nearby population centers

Distances are straight-line distances from the epicenter. Population data: GeoNames.

PlaceDistanceDirectionPopulation

Coos Bay224.7 kmNE16'182

Eugene341.0 kmNE176'654

Portland468.5 kmNE652'503

GeoNames · CC BY 4.0

Volcanoes nearby

North Gorda Ridge Segment

Distance: 27 km ·Fissure vent(s) ·Elevation: -3'000 m ·Last eruption: 1996 ·United States
Jackson Segment

Distance: 45 km ·Fissure vent(s) ·Elevation: -3'100 m ·United States
Escanaba Segment

Distance: 176 km ·Fissure vent(s) ·Elevation: -1'700 m ·Last eruption: -2260 ·United States
East Blanco Depression

Distance: 330 km ·Fissure vent ·Elevation: -3'000 m ·Undersea Features
Crater Lake

Distance: 377 km ·Caldera ·Elevation: 2'487 m ·Last eruption: -2850 ·United States
Cinnamon Butte

Distance: 382 km ·Pyroclastic cone(s) ·Elevation: 1'958 m ·United States

Subsequent earthquakes nearby

Events recorded after this earthquake within 150 km. They are not automatically classified as aftershocks.

First 6 hours0

First 24 hours0

First 72 hours1

Strongest subsequent eventM5.9

M2.82025-09-12 06:47:38 UTC13.5 kmOFF COAST OF OREGON M2.92025-09-14 13:25:14 UTC9.8 km174 km W of Port Orford, Oregon M3.12025-09-19 08:08:41 UTC114.7 kmOFF COAST OF OREGON M5.92025-09-26 06:45:29 UTC123.8 km231 km W of Bandon, Oregon M5.42025-09-26 06:45:29 UTC124.3 kmOff Coast of Oregon M5.92025-09-26 06:45:30 UTC135.1 kmOff Coast of Oregon M5.92025-09-26 06:45:30 UTC136.5 kmOFF COAST OF OREGON M5.92025-09-26 06:45:34 UTC139.8 km222 km WNW of Bandon, Oregon M5.82025-09-26 06:45:35 UTC123.8 km231 km W of Bandon, Oregon M3.02025-09-26 07:22:32 UTC130.1 km238 km W of Bandon, Oregon M3.02025-09-26 10:05:02 UTC139.4 kmOFF COAST OF OREGON M3.12025-09-27 06:49:20 UTC125.3 kmOFF COAST OF OREGON

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#6

Earlier events M≥414

Earlier events M≥56

Compared since2025-01-25

The QuakeMap24 comparison dataset begins on 2024-03-23. Earlier earthquakes may not be included.

Strongest earlier events

M5.82025-09-09 04:08:06 UTC38.7 kmOff coast of Oregon, United States [Sea: United States] M5.82025-09-09 04:08:03 UTC21.4 kmOFF COAST OF OREGON M5.82025-09-09 04:08:01 UTC20.3 km165 km WSW of Port Orford, Oregon M5.72025-09-09 04:08:04 UTC20.7 kmOff Coast of Oregon M5.62025-09-09 04:08:02 UTC12.5 km165 km WSW of Port Orford, Oregon

Stats (last 24h)

Global (24h)

600

Country (24h)

—

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