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Minor mag. 0.8 earthquake - 16km ESE of Anza, CA, on Monday, Oct 3, 2022 at 3:52 pm (GMT -7) -

Minor magnitude 0.8 earthquake at 15 km depth

3 Oct 22:55 UTC: First to report: USGS after 3 minutes.
3 Oct 22:56: Magnitude recalculated from 1.4 to 1.2. Hypocenter depth recalculated from 12.1 to 14.7 km (from 7.5 to 9.1 mi). Epicenter location corrected by 2.6 km (1.6 mi) towards E.
4 Oct 00:02: Magnitude recalculated from 1.2 to 0.8. Hypocenter depth recalculated from 14.7 to 14.8 km (from 9.1 to 9.2 mi). Epicenter location corrected by 2.2 km (1.4 mi) towards NW.

Earthquake details

Date & time	Oct 3, 2022 22:52:48 UTC -
Local time at epicenter	Monday, Oct 3, 2022 at 3:52 pm (GMT -7)
Status	Confirmed
Magnitude	0.8
Depth	14.8 km
Epicenter latitude / longitude	33.4985°N / 116.51133°W (California, United States)
Antipode	33.499°S / 63.489°E
Shaking intensity	Not felt
Felt
Primary data source	USGS (United States Geological Survey)
Nearest volcano	Salton Buttes (89 km / 55 mi)
Nearby towns and cities	13 km (8 mi) SSW of Alpine Village (pop: 146) \| Show on map \| Quakes nearby 26 km (16 mi) SW of La Quinta (pop: 40,500) \| Show on map \| Quakes nearby 28 km (17 mi) SSW of Palm Desert (pop: 51,900) \| Show on map \| Quakes nearby 32 km (20 mi) S of Cathedral City (pop: 53,800) \| Show on map \| Quakes nearby 37 km (23 mi) SW of Indian Wells (pop: 87,500) \| Show on map \| Quakes nearby 37 km (23 mi) WSW of Coachella (pop: 44,600) \| Show on map \| Quakes nearby 83 km (51 mi) SE of Moreno Valley (pop: 204,200) \| Show on map \| Quakes nearby 99 km (61 mi) SE of San Bernardino (pop: 216,100) \| Show on map \| Quakes nearby
Weather at epicenter at time of quake	Scattered Clouds 28.7°C (84 F), humidity: 46%, wind: 1 m/s (3 kts) from SSE
Estimated seismic energy released	1 x 10⁶ joules (0.278 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
0.8	15 km	16km ESE of Anza, CA	USGS
1.1	13 km	Southern California	RaspberryShake
1.1	10 km	Southern California	IRIS

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

Seismograms

Seismic station: Toro Peak, Riverside Co, CA, USA (TRO/AZ network) | Distance from quake: 8 km / 5 mi | Show on map | Station Info

Seismic station Toro Peak, Riverside Co, 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 Toro Peak, Riverside Co, CA, USA: horizontal (E-W) movement plot around time of quake (source: IRIS/BUD)

Seismic station Toro Peak, Riverside Co, 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: Jim Saunders Place, Anza, CA, USA (SND/AZ network) | Distance from quake: 11 km / 7 mi | Show on map | Station Info

Seismic station Jim Saunders Place, Anza, CA, USA: vertical movement plot around time of quake (source: IRIS/BUD)

Seismic station Jim Saunders Place, Anza, CA, USA: horizontal (E-W) movement plot around time of quake (source: IRIS/BUD)

Seismic station Jim Saunders Place, Anza, 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: Pinon Flat Observatory, CA, USA (BPH12/PY network) | Distance from quake: 13 km / 8 mi | Show on map | Station Info

Seismic station Pinon Flat Observatory, CA, USA: vertical movement plot around time of quake (source: IRIS/BUD)

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

Seismic station Pinon Flat Observatory, 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: Lost Valley Scout Camp, CA, USA (LVA2/AZ network) | Distance from quake: 17 km / 11 mi | Show on map | Station Info

Seismic station Lost Valley Scout Camp, CA, USA: vertical movement plot around time of quake (source: IRIS/BUD)

Seismic station Lost Valley Scout Camp, CA, USA: horizontal (E-W) movement plot around time of quake (source: IRIS/BUD)

Seismic station Lost Valley Scout Camp, 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: Cary Ranch, Anza, CA, USA (CRY/AZ network) | Distance from quake: 22 km / 14 mi | Show on map | Station Info

Seismic station Cary Ranch, Anza, CA, USA: vertical movement plot around time of quake (source: IRIS/BUD)

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

Seismic station Cary Ranch, Anza, 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

User reports for this quake

At magnitude 0.8, such a quake wouldn't normally be felt by people, but could be recorded instrumentally.

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