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Light mag. 4.2 earthquake - North Pacific Ocean, 61 km southwest of Managua, Nicaragua, on 2021-07-23 23:25:27

Light magnitude 4.2 earthquake at 41 km depth

24 Jul 05:28 UTC: First to report: INETER after 3 minutes.
24 Jul 05:35: Magnitude recalculated from 4.4 to 4.3. Hypocenter depth recalculated from 40.0 to 46.0 km (from 25 to 29 mi). Epicenter location corrected by 3.7 km (2.3 mi) towards NE.
24 Jul 05:49: Magnitude recalculated from 4.3 to 4.2. Hypocenter depth recalculated from 46.0 to 41.0 km (from 29 to 25 mi). Epicenter location corrected by 1.6 km (1 mi) towards SW.

Earthquake details

Date & time	Jul 24, 2021 05:25:27 UTC
Local time at epicenter	2021-07-23 23:25:27
Status	Confirmed
Magnitude	4.2
Depth	41.0 km
Epicenter latitude / longitude	11.676°N / 86.566°W (North Pacific Ocean, Nicaragua)
Antipode	11.676°S / 93.434°E
Shaking intensity	Very weak shaking
Felt	1 report
Primary data source	INETER
Nearest volcano	Nejapa-Miraflores (58 km / 36 mi)
Nearby towns and cities	14 km (8 mi) SSW of Masachapa (pop: 5,000) \| Show on map \| Quakes nearby 24 km (15 mi) SW of San Rafael del Sur (pop: 29,800) \| Show on map \| Quakes nearby 41 km (25 mi) WSW of Diriamba (pop: 35,000) \| Show on map \| Quakes nearby 45 km (28 mi) SW of El Crucero (pop: 16,500) \| Show on map \| Quakes nearby 47 km (29 mi) SW of San Marcos (pop: 23,300) \| Show on map \| Quakes nearby 53 km (33 mi) WSW of Masatepe (pop: 21,500) \| Show on map \| Quakes nearby 57 km (35 mi) W of Nandaime (pop: 20,800) \| Show on map \| Quakes nearby 59 km (37 mi) SSW of Ciudad Sandino (pop: 50,000) \| Show on map \| Quakes nearby 61 km (38 mi) SW of Managua (pop: 973,100) \| Show on map \| Quakes nearby 91 km (57 mi) SSE of Leon (pop: 144,500) \| Show on map \| Quakes nearby 112 km (70 mi) W of Isla de Ometepe Island (pop: 30,000) \| Show on map \| Quakes nearby
Weather at epicenter at time of quake	Overcast Clouds 28.9°C (84 F), humidity: 68%, wind: 7 m/s (14 kts) from E
Estimated seismic energy released	1.3 x 10¹¹ joules (35 megawatt hours, equivalent to 30.1 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
4.2	41 km	12 Km Al Suroeste De Pochomil, Nicaragua	INETER
4.3	46 km	NEAR COAST OF NICARAGUA	EMSC
4.4	51 km	65 Km Al Suroeste De Managua, Nicaragua.	RSN

Most recent quakes Top 20 past 24 hrs Quakes in Nicaragua

Seismograms

Seismic station: Managua, Nicaragua (MGAN/NU network) | Distance from quake: 63 km / 39 mi | Show on map | Station Info

Seismic station Managua, Nicaragua: 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.

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Translate

Concepcion, La Unión, Cartago (338.9 km SE of epicenter) [Map] / not felt : I'm in Costa Rica (reported through our app)

Managua (62.4 km NE of epicenter) [Map] / Very weak shaking (MMI II) / very short

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