Contact | RSS | EN | DE | EL | ES | FR | IT | RU

Minor mag. 1.3 earthquake - 18km ESE of Anza, CA, on Friday, Sep 30, 2022 at 3:54 pm (GMT -7) -

Minor magnitude 1.3 earthquake at 10 km depth

30 Sep 22:57 UTC: First to report: USGS after 3 minutes.
30 Sep 22:58: Magnitude recalculated from 1.4 to 1.3. Hypocenter depth recalculated from 9.1 to 8.4 km (from 5.7 to 5.2 mi).
30 Sep 23:48: Hypocenter depth recalculated from 8.4 to 9.8 km (from 5.2 to 6.1 mi).

Earthquake details

Date & time	Sep 30, 2022 22:54:39 UTC -
Local time at epicenter	Friday, Sep 30, 2022 at 3:54 pm (GMT -7)
Status	Confirmed
Magnitude	1.3
Depth	9.8 km
Epicenter latitude / longitude	33.485°N / 116.50283°W (California, United States)
Antipode	33.485°S / 63.497°E
Shaking intensity	Not felt
Felt
Primary data source	USGS (United States Geological Survey)
Nearest volcano	Salton Buttes (88 km / 55 mi)
Nearby towns and cities	14 km (9 mi) SSW of Alpine Village (pop: 146) \| Show on map \| Quakes nearby 27 km (17 mi) SW of La Quinta (pop: 40,500) \| Show on map \| Quakes nearby 29 km (18 mi) SSW of Palm Desert (pop: 51,900) \| Show on map \| Quakes nearby 33 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 39 km (24 mi) S of Palm Springs (pop: 47,400) \| Show on map \| Quakes nearby 84 km (52 mi) SE of Moreno Valley (pop: 204,200) \| Show on map \| Quakes nearby 100 km (62 mi) SE of San Bernardino (pop: 216,100) \| Show on map \| Quakes nearby
Weather at epicenter at time of quake	Clear Sky 28.3°C (83 F), humidity: 26%, wind: 5 m/s (10 kts) from WSW
Estimated seismic energy released	5.6 x 10⁶ joules (1.56 kilowatt hours) \| about seismic energy

Show interactive Map

[smaller] [bigger]

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	9.8 km	18km ESE of Anza, CA	USGS
1.3	8.4 km	Southern California	RaspberryShake

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

Show less

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: 13 km / 8 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: Lost Valley Scout Camp, CA, USA (LVA2/AZ network) | Distance from quake: 16 km / 10 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: 24 km / 15 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

Seismic station: Red Mountain, Riverside Co, CA, USA (RDM/AZ network) | Distance from quake: 36 km / 22 mi | Show on map | Station Info

Seismic station Red Mountain, Riverside Co, CA, USA: vertical movement plot around time of quake (source: IRIS/BUD)

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

Seismic station Red Mountain, Riverside Co, 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 1.3, such a quake wouldn't normally be felt by people, but could be recorded instrumentally.

Earlier earthquakes in the same area

Click here to search our database for earlier earthquakes in the same area since 1900!

Try our free app!

Android | iOS version

Why is there advertising on this site?

Support us - Help us upgrade our services!

We truly love working to bring you the latest volcano and earthquake data from around the world. Maintaining our website and our free apps does require, however, considerable time and resources.
We need financing to increase hard- and software capacity as well as support our editor team. We're aiming to achieve uninterrupted service wherever an earthquake or volcano eruption unfolds, and your donations can make it happen! Every donation will be highly appreciated. If you find the information useful and would like to support our team in integrating further features, write great content, and in upgrading our soft- and hardware, please make a donation (PayPal or Online credit card payment).

Planned features:

Improved multilanguage support
Tsunami alerts
Faster responsiveness

Thanks to your past donations, these features have been added recently:

Design upgrade
Detailed quake stats
Additional seismic data sources

Download and Upgrade the Volcanoes & Earthquakes app to get one of the fastest seismic and volcano alerts online:
Android | IOS

Thank you!

Sources: VolcanoDiscovery / VolcanoAdventures and other sources as noted.
Use of material: Most text and images on our websites are owned by us. Re-use is generally not permitted without authorization. Contact us for licensing rights.

Volcanoes & Earthquakes