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

Light mag. 4.7 earthquake - 58 km north of Colchani, Departamento de Potosi, Bolivia, on Saturday, Mar 18, 2023 at 2:50 am (GMT -4) -

Light magnitude 4.7 earthquake at 242 km depth

18 Mar 06:54 UTC: First to report: GFZ after 5 minutes.
18 Mar 06:56: Magnitude recalculated from 4.5 to 4.4. Epicenter location corrected by 3.9 km (2.4 mi) towards NNE.
18 Mar 07:06: Now using data updates from USGS

Earthquake details

Date & time	Mar 18, 2023 06:50:07 UTC -
Local time at epicenter	Saturday, Mar 18, 2023 at 2:50 am (GMT -4)
Status	Confirmed
Magnitude	4.7
Depth	242.1 km
Epicenter latitude / longitude	19.7823°S / 66.9232°W (Departamento de Potosi, Bolivia)
Antipode	19.782°N / 113.077°E
Shaking intensity	Not felt
Felt	0 reports
Primary data source	USGS (United States Geological Survey)
Nearest volcano	Nuevo Mundo (46 km / 29 mi)
Nearby towns and cities	58 km (36 mi) N of Colchani (Potosí) (pop: 12,000) \| Show on map \| Quakes nearby 76 km (47 mi) N of Uyuni (Antonio Quijarro, Potosí) (pop: 10,300) \| Show on map \| Quakes nearby 99 km (62 mi) S of Challapata (Eduardo Avaroa, Oruro) (pop: 8,020) \| Show on map \| Quakes nearby 125 km (77 mi) W of Ciudad Potosi (Potosí) (pop: 141,300) \| Show on map \| Quakes nearby 155 km (96 mi) SSW of Llallagua (Rafael Bustillo, Potosí) (pop: 28,100) \| Show on map \| Quakes nearby 193 km (120 mi) WSW of Sucre (Chuquisaca) (pop: 224,800) \| Show on map \| Quakes nearby 278 km (173 mi) SSW of Cochabamba (pop: 900,400) \| Show on map \| Quakes nearby
Weather at epicenter at time of quake	Broken Clouds 6.8°C (44 F), humidity: 55%, wind: 3 m/s (6 kts) from SE
Estimated seismic energy released	7.1 x 10¹¹ joules (197 megawatt hours, equivalent to 169 tons of TNT) \| 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
4.7	242 km	57 Km N of Colchani, Bolivia	USGS
4.7	242 km	Southern Bolivia	RaspberryShake
4.4	237 km	Southern Bolivia	GFZ
4.6	234 km	4.6 POTOSI, BOLIVIA	EMSC
4.7	10 km	Southern Bolivia	IRIS

Most recent quakes Top 20 past 24 hrs Quakes in Bolivia

Seismograms

Seismic station: Chusmiza, Chile (GO01/C network) | Distance from quake: 238 km / 148 mi | Show on map | Station Info

Seismic station Chusmiza, Chile: 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: 0.2-10.0 Hz. Source: IRIS Buffer of Uniform Data (BUD) webtool

User reports for this quake (2)

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

Translate

San Salvador de Jujuy (518.4 km SSE of epicenter) [Map] / not felt (reported through our app)

Cochabamba / not felt (reported through our app)

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