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Moderate mag. 4.4 earthquake - South Pacific Ocean, 190 km southwest of Arequipa, Peru, on Sunday, Feb 28, 2021 at 8:40 pm (GMT -5) -

This quake was likely an aftershock of the 5.5 quake South Pacific Ocean, 78 km southwest of Mollendo, Peru, Feb 27, 2021 9:16 pm (GMT -5), which had occurred 23 hours earlier.
Moderate mag. 4.4 earthquake - South Pacific Ocean, 190 km southwest of Arequipa, Peru, on Sunday, Feb 28, 2021 at 8:40 pm (GMT -5) Moderate mag. 4.4 earthquake - South Pacific Ocean, 190 km southwest of Arequipa, Peru, on Sunday, Feb 28, 2021 at 8:40 pm (GMT -5)

Moderate magnitude 4.4 earthquake at 10 km depth

1 Mar 01:51 UTC: First to report: EMSC after 10 minutes.
1 Mar 02:28: Magnitude recalculated from 4.3 to 4.4. Hypocenter depth recalculated from 41.0 to 10.0 km (from 25 to 6.2 mi). Epicenter location corrected by 25 km (16 mi) towards SSW.

Earthquake details

Date & timeMar 1, 2021 01:40:51 UTC -
Local time at epicenterSunday, Feb 28, 2021 at 8:40 pm (GMT -5)
StatusConfirmed
Magnitude4.4
Depth10.0 km
Epicenter latitude / longitude17.74°S / 72.64°W (South Pacific Ocean, Peru)
Antipode17.74°N / 107.36°E
Shaking intensityLight shaking near epicenter
Felt0 reports
Primary data sourceEMSC (European-Mediterranean Seismological Centre)
Nearest volcanoCerro Nicholson (166 km / 103 mi)
Nearby towns and cities101 km (63 mi) SW of Islay (pop: 4,820) | Show on map | Quakes nearby
104 km (64 mi) SW of Mollendo (Provincia de Islay) (pop: 29,000) | Show on map | Quakes nearby
124 km (77 mi) S of Camana (Camaná) (pop: 16,400) | Show on map | Quakes nearby
138 km (86 mi) W of Ilo (pop: 53,500) | Show on map | Quakes nearby
185 km (115 mi) SW of Jacobo Hunter (pop: 46,100) | Show on map | Quakes nearby
187 km (116 mi) SW of Ciudad Satelite (pop: 76,400) | Show on map | Quakes nearby
190 km (118 mi) SW of Arequipa (pop: 841,100) | Show on map | Quakes nearby
191 km (118 mi) WSW of Moquegua (pop: 54,500) | Show on map | Quakes nearby
193 km (120 mi) SW of Selva Alegre (pop: 72,700) | Show on map | Quakes nearby
790 km (491 mi) SE of Lima (pop: 7,737,000) | Show on map | Quakes nearby
Weather at epicenter at time of quakeOvercast Clouds 23.1°C (74 F), humidity: 73%, wind: 2 m/s (4 kts) from SE
Estimated seismic energy released2.5 x 1011 joules (69.8 megawatt hours, equivalent to 60 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.DepthLocationSource
4.410 kmNEAR COAST OF SOUTHERN PERUEMSC
4.510 km98 Km SSW of Islay (Matarani), PeruUSGS

User reports for this quake

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
There are no user reports for this quake.
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