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Minor mag. 1.3 earthquake - 18km WSW of Ludlow, CA, on Friday, Sep 30, 2022 at 9:30 pm (GMT -7) -

Minor magnitude 1.3 earthquake at 2 km depth

1 Oct 04:34 UTC: First to report: USGS after 3 minutes.
1 Oct 04:35: Hypocenter depth recalculated from 1.7 to 2.3 km (from 1.1 to 1.4 mi).

Earthquake details

Date & time	Oct 1, 2022 04:30:49 UTC -
Local time at epicenter	Friday, Sep 30, 2022 at 9:30 pm (GMT -7)
Status	Confirmed
Magnitude	1.3
Depth	2.3 km
Epicenter latitude / longitude	34.66°N / 116.3365°W (California, United States)
Antipode	34.66°S / 63.664°E
Shaking intensity	Very weak shaking
Felt	0 reports
Primary data source	USGS (United States Geological Survey)
Nearest volcano	Lavic Lake (28 km / 17 mi)
Nearby towns and cities	58 km (36 mi) N of Joshua Tree (pop: 7,410) \| Show on map \| Quakes nearby 80 km (50 mi) ENE of Apple Valley (pop: 72,200) \| Show on map \| Quakes nearby 88 km (55 mi) E of Victorville (pop: 122,200) \| Show on map \| Quakes nearby 92 km (57 mi) ENE of Hesperia (pop: 93,300) \| Show on map \| Quakes nearby 95 km (59 mi) NE of Yucaipa (pop: 53,300) \| Show on map \| Quakes nearby 100 km (62 mi) NE of Highland (pop: 54,900) \| Show on map \| Quakes nearby 107 km (66 mi) NE of San Bernardino (pop: 216,100) \| Show on map \| Quakes nearby 125 km (78 mi) NE of Riverside (pop: 322,400) \| Show on map \| Quakes nearby
Weather at epicenter at time of quake	Clear Sky 27.3°C (81 F), humidity: 25%, wind: 1 m/s (3 kts) from WNW
Estimated seismic energy released	5.6 x 10⁶ joules (1.56 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
1.3	2.3 km	18km WSW of Ludlow, CA	USGS
1.3	2.3 km	Southern California	RaspberryShake
1.3	10 km	Southern California	IRIS

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

Seismograms

Seismic station: Hector (HEC/CI network) | Distance from quake: 19 km / 12 mi | Show on map | Station Info

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

Seismic station Hector: 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: Barstow Service Center (RRX/CI network) | Distance from quake: 65 km / 40 mi | Show on map | Station Info

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

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

Seismic station Barstow Service Center: 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: Big Bear Solar Observatory (BBR/CI network) | Distance from quake: 69 km / 43 mi | Show on map | Station Info

Seismic station Big Bear Solar Observatory: vertical movement plot around time of quake (source: IRIS/BUD)

Seismic station Big Bear Solar Observatory: horizontal (E-W) movement plot around time of quake (source: IRIS/BUD)

Seismic station Big Bear Solar Observatory: 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: Belle Mountain Joshua Tree (BEL/CI network) | Distance from quake: 80 km / 49 mi | Show on map | Station Info

Seismic station Belle Mountain Joshua Tree: vertical movement plot around time of quake (source: IRIS/BUD)

Seismic station Belle Mountain Joshua Tree: horizontal (E-W) movement plot around time of quake (source: IRIS/BUD)

Seismic station Belle Mountain Joshua Tree: 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: Victorville (VTV/CI network) | Distance from quake: 92 km / 57 mi | Show on map | Station Info

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

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

Seismic station Victorville: 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 1.3, such a quake wouldn't normally be felt by people, but could be recorded instrumentally.

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