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Weak mag. 2.2 earthquake - 9.8 mi southeast of Ukiah, Mendocino County, California, USA, on Wednesday, Nov 30, 2022 at 6:12 am (GMT -8) -

Weak magnitude 2.2 earthquake at 0 km depth

30 Nov 14:16 UTC: First to report: USGS after 3 minutes.
30 Nov 18:26: Magnitude recalculated from 2.3 to 2.2. Hypocenter depth recalculated from 2.2 to 0.3 km (from 1.4 to 0.2 mi).

Earthquake details

Date & time	Nov 30, 2022 14:12:56 UTC -
Local time at epicenter	Wednesday, Nov 30, 2022 at 6:12 am (GMT -8)
Status	Confirmed
Magnitude	2.2
Depth	0.3 km
Epicenter latitude / longitude	39.0455°N / 123.08333°W (Mendocino, California, United States)
Antipode	39.046°S / 56.917°E
Shaking intensity	Weak shaking near epicenter
Felt	0 reports
Primary data source	USGS (United States Geological Survey)
Nearest volcano	Clear Lake (29 km / 18 mi)
Nearby towns and cities	9 km (5 mi) NNE of Hopland (pop: 756) \| Show on map \| Quakes nearby 14 km (9 mi) W of Lakeport (pop: 4,810) \| Show on map \| Quakes nearby 16 km (10 mi) SE of Ukiah (pop: 15,900) \| Show on map \| Quakes nearby 22 km (14 mi) WSW of Nice (pop: 2,730) \| Show on map \| Quakes nearby 27 km (17 mi) NNW of Cloverdale (Sonoma County) (pop: 8,810) \| Show on map \| Quakes nearby 41 km (25 mi) WNW of Clearlake (Lake County) (pop: 15,200) \| Show on map \| Quakes nearby 60 km (37 mi) NNW of Windsor (Sonoma County) (pop: 27,500) \| Show on map \| Quakes nearby 75 km (46 mi) NNW of Santa Rosa (pop: 175,000) \| Show on map \| Quakes nearby
Weather at epicenter at time of quake	Clear Sky -2.8°C (27 F), humidity: 93%, wind: 0 m/s (0 kts)
Estimated seismic energy released	1.3 x 10⁸ joules (35 kilowatt hours) \| 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
2.2	0.3 km	12km SE of Talmage, CA	USGS
2.1	0 km	NORTHERN CALIFORNIA	EMSC
2.2	0.3 km	Near Coast of N. California	RaspberryShake
2.3	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: 102 km / 63 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

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

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

Seismograms around time of quake, showing horizontal E-W and N-S ground movements. Source: IRIS Buffer of Uniform Data (BUD) webtool

Seismic station: Columbia College, Columbia, CA, USA (CMB/BK network) | Distance from quake: 260 km / 162 mi | Show on map | Station Info

Seismic station Columbia College, Columbia, CA, USA: vertical movement plot around time of quake (source: IRIS/BUD)

Seismic station Columbia College, Columbia, CA, USA: horizontal (E-W) movement plot around time of quake (source: IRIS/BUD)

Seismic station Columbia College, Columbia, CA, USA: horizontal (N-S) movement plot around time of quake (source: IRIS/BUD)

Seismograms around time of quake.
Top: vertical movement, bottom: horizontal (E-W and N-S) movements. Source: IRIS Buffer of Uniform Data (BUD) webtool

Seismic station: San Andreas Geophysical Obs., Hollister, CA, USA (SAO/BK network) | Distance from quake: 291 km / 181 mi | Show on map | Station Info

Seismic station San Andreas Geophysical Obs., Hollister, CA, USA: vertical movement plot around time of quake (source: IRIS/BUD)

Seismic station San Andreas Geophysical Obs., Hollister, CA, USA: horizontal (E-W) movement plot around time of quake (source: IRIS/BUD)

Seismic station San Andreas Geophysical Obs., Hollister, CA, USA: horizontal (N-S) movement plot around time of quake (source: IRIS/BUD)

Seismograms around time of quake.
Top: vertical movement, bottom: horizontal (E-W and N-S) movements. Source: IRIS Buffer of Uniform Data (BUD) webtool

Seismic station: Mammoth (MLAC/CI network) | Distance from quake: 402 km / 250 mi | Show on map | Station Info

Seismic station Mammoth: vertical movement plot around time of quake (source: IRIS/BUD)

Seismic station Mammoth: horizontal (E-W) movement plot around time of quake (source: IRIS/BUD)

Seismic station Mammoth: horizontal (N-S) movement plot around time of quake (source: IRIS/BUD)

Seismograms around time of quake.
Top: vertical movement, bottom: horizontal (E-W and N-S) movements. Source: IRIS Buffer of Uniform Data (BUD) webtool

Seismic station: Tinemaha (TIN/CI network) | Distance from quake: 479 km / 298 mi | Show on map | Station Info

Seismic station Tinemaha: vertical movement plot around time of quake (source: IRIS/BUD)

Seismic station Tinemaha: horizontal (E-W) movement plot around time of quake (source: IRIS/BUD)

Seismic station Tinemaha: horizontal (N-S) movement plot around time of quake (source: IRIS/BUD)

Seismograms around time of quake.
Top: vertical movement, bottom: horizontal (E-W and N-S) movements. Source: IRIS Buffer of Uniform Data (BUD) webtool

User reports for this quake

At magnitude 2.2, such a quake wouldn't normally be felt by people except under very favorable conditions.

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

There are no user reports for this quake.

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