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Moderate mag. 4.0 earthquake - 79 km northwest of Cono Norte, Arequipa, Peru, on Wednesday, Dec 1, 2021 at 6:36 am (GMT -5) -

Moderate magnitude 4.0 earthquake at 13 km depth

1 Dec 11:47 UTC: First to report: EMSC after 10 minutes.

Earthquake details

Date & time	Dec 1, 2021 11:36:50 UTC -
Local time at epicenter	Wednesday, Dec 1, 2021 at 6:36 am (GMT -5)
Status	Confirmed
Magnitude	4
Depth	13.0 km
Epicenter latitude / longitude	15.72°S / 71.97°W (Provincia de Caylloma, Arequipa, Peru)
Antipode	15.72°N / 108.03°E
Shaking intensity	Light shaking
Felt	1 report
Primary data source	EMSC (European-Mediterranean Seismological Centre)
Nearest volcano	Sabancaya (14 km / 9 mi)
Nearby towns and cities	14 km (9 mi) E of Chinini (Caylloma) (pop: 159) \| Show on map \| Quakes nearby 33 km (21 mi) N of Lluta (Caylloma) (pop: 6,000) \| Show on map \| Quakes nearby 41 km (25 mi) WSW of Chivay (pop: 4,540) \| Show on map \| Quakes nearby 55 km (34 mi) W of Huarancante (pop: 4,640) \| Show on map \| Quakes nearby 56 km (35 mi) WSW of Ccolo (pop: 3,860) \| Show on map \| Quakes nearby 64 km (40 mi) SE of Orcopampa (Castilla) (pop: 5,640) \| Show on map \| Quakes nearby 67 km (42 mi) NNW of Yura (Arequipa) (pop: 5,690) \| Show on map \| Quakes nearby 79 km (49 mi) NNW of Cono Norte (pop: 47,300) \| Show on map \| Quakes nearby 89 km (55 mi) NNW of Arequipa (pop: 841,100) \| Show on map \| Quakes nearby 682 km (424 mi) SE of Lima (Lima Province) (pop: 7,737,000) \| Show on map \| Quakes nearby
Weather at epicenter at time of quake	Broken Clouds 2.2°C (36 F), humidity: 33%, wind: 1 m/s (2 kts) from WNW
Estimated seismic energy released	6.3 x 10¹⁰ joules (17.5 megawatt hours, equivalent to 15.1 tons of TNT) \| 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
4.0	13 km	SOUTHERN PERU	EMSC

Most recent quakes Top 20 past 24 hrs Quakes in Peru

Seismograms

Seismic station: Chusmiza, Chile (GO01/C network) | Distance from quake: 528 km / 328 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: 0.2-5.0 Hz. Source: IRIS Buffer of Uniform Data (BUD) webtool

User reports for this quake (1)

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

Translate

Cabanaconde (11.1 km N of epicenter) [Map] / Light shaking (MMI IV) / rattling, vibrating / 10-15 s

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