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Minor mag. 1.6 earthquake - 8km NNE of San Simeon, CA, on Tuesday, Nov 29, 2022 at 10:51 pm (GMT -8) -

Minor magnitude 1.6 earthquake at 7 km depth

30 Nov 06:54 UTC: First to report: USGS after 3 minutes.
30 Nov 07:37: Magnitude recalculated from 1.2 to 1.6. Hypocenter depth recalculated from 7.8 to 7.3 km (from 4.8 to 4.5 mi). Epicenter location corrected by 0.8 km (0.5 mi) towards E.

Earthquake details

Date & time	Nov 30, 2022 06:51:02 UTC -
Local time at epicenter	Tuesday, Nov 29, 2022 at 10:51 pm (GMT -8)
Status	Confirmed
Magnitude	1.6
Depth	7.3 km
Epicenter latitude / longitude	35.70383°N / 121.14467°W (California, United States)
Antipode	35.704°S / 58.855°E
Shaking intensity	Not felt
Felt
Primary data source	USGS (United States Geological Survey)
Nearest volcano	###NEARESTVOLCANO2###
Nearby towns and cities	8 km (5 mi) NNE of San Simeon (pop: 462) \| Show on map \| Quakes nearby 17 km (10 mi) NNW of Cambria (San Luis Obispo County) (pop: 6,030) \| Show on map \| Quakes nearby 42 km (26 mi) W of Paso Robles (San Luis Obispo County) (pop: 27,200) \| Show on map \| Quakes nearby 49 km (30 mi) WNW of Atascadero (San Luis Obispo County) (pop: 29,800) \| Show on map \| Quakes nearby 64 km (40 mi) NW of San Luis Obispo (pop: 47,300) \| Show on map \| Quakes nearby 69 km (43 mi) S of Greenfield (pop: 17,200) \| Show on map \| Quakes nearby 82 km (51 mi) SSE of Soledad (pop: 25,000) \| Show on map \| Quakes nearby 105 km (66 mi) NW of Santa Maria (pop: 105,100) \| Show on map \| Quakes nearby
Weather at epicenter at time of quake	Clear Sky 6.7°C (44 F), humidity: 81%, wind: 1 m/s (3 kts) from NE
Estimated seismic energy released	1.6 x 10⁷ joules (4.4 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
1.6	7.3 km	8km NNE of San Simeon, CA	USGS
1.6	7.3 km	Central California	RaspberryShake
1.6	10 km	Central California	IRIS

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

Seismograms

Seismic station: Simmler (SMM/CI network) | Distance from quake: 113 km / 70 mi | Show on map | Station Info

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

Seismic station Simmler: 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: San Andreas Geophysical Obs., Hollister, CA, USA (SAO/BK network) | Distance from quake: 121 km / 75 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: Mcpherson Peak (MPP/CI network) | Distance from quake: 151 km / 94 mi | Show on map | Station Info

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

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

Seismic station Mcpherson Peak: 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: Valley Oaks Golf Course (VOG/CI network) | Distance from quake: 173 km / 107 mi | Show on map | Station Info

Seismic station Valley Oaks Golf Course: vertical movement plot around time of quake (source: IRIS/BUD)

Seismic station Valley Oaks Golf Course: horizontal (E-W) movement plot around time of quake (source: IRIS/BUD)

Seismic station Valley Oaks Golf Course: 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: Arvin (ARV/CI network) | Distance from quake: 219 km / 136 mi | Show on map | Station Info

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

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

Seismic station Arvin: 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 1.6, such a quake wouldn't normally be felt by people, but could be recorded instrumentally.

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