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Light mag. 3.4 earthquake - North Pacific Ocean, 54 mi southwest of Eureka, Humboldt County, California, USA, on Friday, Nov 11, 2022 at 3:45 pm (GMT -8) -

Light magnitude 3.4 earthquake at 0 km depth

11 Nov 23:48 UTC: First to report: USGS after 3 minutes.

Earthquake details

Date & time	Nov 11, 2022 23:45:30 UTC -
Local time at epicenter	Friday, Nov 11, 2022 at 3:45 pm (GMT -8)
Status	Confirmed
Magnitude	3.4
Depth	0.3 km
Epicenter latitude / longitude	40.35133°N / 124.998°W (North Pacific Ocean, California, United States)
Antipode	40.351°S / 55.002°E
Shaking intensity	Light shaking near epicenter
Felt	0 reports
Primary data source	USGS (United States Geological Survey)
Nearest volcano	Escanaba Segment (222 km / 138 mi)
Nearby towns and cities	67 km (42 mi) WSW of Ferndale (pop: 1,370) \| Show on map \| Quakes nearby 76 km (47 mi) WSW of Fortuna (Humboldt County) (pop: 12,000) \| Show on map \| Quakes nearby 77 km (48 mi) WSW of Rio Dell (pop: 3,390) \| Show on map \| Quakes nearby 86 km (54 mi) SW of Eureka (Humboldt County) (pop: 27,000) \| Show on map \| Quakes nearby 96 km (60 mi) SW of Bayside (Humboldt County) (pop: 17,100) \| Show on map \| Quakes nearby 96 km (60 mi) SW of Arcata (Humboldt County) (pop: 17,800) \| Show on map \| Quakes nearby 101 km (63 mi) SW of McKinleyville (Humboldt County) (pop: 15,200) \| Show on map \| Quakes nearby 203 km (126 mi) NW of Ukiah (pop: 15,900) \| Show on map \| Quakes nearby
Weather at epicenter at time of quake	Overcast Clouds 12°C (54 F), humidity: 75%, wind: 4 m/s (7 kts) from NNW
Estimated seismic energy released	7.9 x 10⁹ joules (2.21 megawatt hours, equivalent to 1.9 tons of TNT) \| about seismic energy

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Data for the same earthquake reported by different agencies

Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.

Mag.	Depth	Location	Source
3.4	0.3 km	60km W of Petrolia, CA	USGS
3.4	0.3 km	Near Coast of N. California	RaspberryShake
3.1	10 km	OFFSHORE NORTHERN CALIFORNIA	EMSC
3.1	10 km	Near Coast Of Northern Calif.	IRIS

Most recent quakes Top 20 past 24 hrs Quakes in the US California

Seismograms

Seismic station: Marconi Conference Center, Marshall, CA, USA (MCCM/BK network) | Distance from quake: 306 km / 190 mi | Show on map | Station Info

Seismic station Marconi Conference Center, Marshall, CA, USA: vertical movement plot around time of quake (source: IRIS/BUD)

Seismogram (vertical component) around time of quake. Thin dotted red line indicates time of quake. Seismic waves arrive some time later, depending on distance. Bandpass filter applied: 0.5-10.0 Hz. Source: IRIS Buffer of Uniform Data (BUD) webtool

User reports for this quake (1)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.

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EUREKA / not felt (reported through our app)

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