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Moderate mag. 4.6 earthquake - 7.1 km north of Chirilagua, Departamento de San Miguel, El Salvador, on Saturday, Dec 26, 2020 at 9:15 am (GMT -6)

Moderate mag. 4.6 earthquake - 7.1 km north of Chirilagua, Departamento de San Miguel, El Salvador, on Saturday, Dec 26, 2020 at 9:15 am (GMT -6) Moderate mag. 4.6 earthquake - 7.1 km north of Chirilagua, Departamento de San Miguel, El Salvador, on Saturday, Dec 26, 2020 at 9:15 am (GMT -6)

Moderate magnitude 4.6 earthquake at 8 km depth

26 Dec 15:21 UTC: First to report: INETER after 6 minutes.
26 Dec 15:28: Magnitude recalculated from 4.5 to 4.6. Hypocenter depth recalculated from 4.0 to 8.0 km (from 2.5 to 5 mi). Epicenter location corrected by 2.1 km (1.3 mi) towards SSW.
Update Sat, 26 Dec 2020, 15:27

Magnitude 4.5 earthquake strikes near Chirilagua, El Salvador

4.5 quake 26 Dec 9:15 am (GMT -6)
4.5 quake 26 Dec 9:15 am (GMT -6)
Just 12 minutes ago, a 4.5-magnitude earthquake struck near Chirilagua, Departamento de San Miguel, El Salvador. The tremor was recorded in the morning on Saturday 26 December 2020 at 9:15 am local time, at a very shallow depth of 4 km below the surface.
The event was filed by the Nicaraguan Institute of Territorial Studies (INETER), the first seismological agency to report it.
Based on the preliminary seismic data, the quake was probably felt by many people in the area of the epicenter. It should not have caused significant damage, other than objects falling from shelves, broken windows, etc.
In Chirilagua (pop. 6,400) located 9 km from the epicenter, and Jucuaran (pop. 1,600) 16 km away, the quake should have been felt as light shaking.
Weak shaking might have been felt in San Alejo (pop. 5,100) located 22 km from the epicenter, San Miguel (pop. 161,900) 22 km away, El Transito (pop. 9,500) 26 km away, San Rafael Oriente (pop. 19,100) 27 km away, La Union (pop. 26,800) 29 km away, and Usulutan (pop. 51,900) 37 km away.
VolcanoDiscovery will automatically update magnitude and depth if these change and follow up if other significant news about the quake become available. If you're in the area, please send us your experience through our reporting mechanism, either online or via our mobile app. This will help us provide more first-hand updates to anyone around the globe who wants to know more about this quake.

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Earthquake details

Date & timeDec 26, 2020 15:15:02 UTC
Local time at epicenterSaturday, Dec 26, 2020 at 9:15 am (GMT -6)
Depth8.0 km
Epicenter latitude / longitude13.282°N / 88.121°W (Departamento de San Miguel, El Salvador)
Antipode13.282°S / 91.879°E
Shaking intensityModerate shaking
Felt2 reports
Primary data sourceINETER
Nearest volcanoLaguna Aramuaca (16 km / 10 mi)
Nearby towns and cities7 km (4 mi) NNE of Chirilagua (San Miguel) (pop: 6,390) | Show on map | Quakes nearby
23 km (15 mi) SSE of San Miguel (pop: 161,900) | Show on map | Quakes nearby
27 km (17 mi) ESE of San Rafael Oriente (San Miguel) (pop: 19,100) | Show on map | Quakes nearby
44 km (27 mi) ESE of Santiago de Maria (Santiago de María, Usulután) (pop: 15,000) | Show on map | Quakes nearby
46 km (29 mi) E of Puerto El Triunfo (Usulután) (pop: 19,100) | Show on map | Quakes nearby
83 km (52 mi) ESE of San Vicente (pop: 41,500) | Show on map | Quakes nearby
84 km (52 mi) ESE of Zacatecoluca (La Paz) (pop: 39,600) | Show on map | Quakes nearby
85 km (53 mi) SE of Sensuntepeque (Cabañas) (pop: 20,400) | Show on map | Quakes nearby
124 km (77 mi) ESE of San Salvador (pop: 526,000) | Show on map | Quakes nearby
133 km (83 mi) SW of Tegucigalpa (Francisco Morazán, Honduras) (pop: 850,800) | Show on map | Quakes nearby
Weather at epicenter at time of quakeClear Sky 25°C (77 F), humidity: 48%, wind: 1 m/s (2 kts) from NNE
Estimated seismic energy released5 x 1011 joules (139 megawatt hours, equivalent to 120 tons of TNT) | about seismic energy
Show interactive Map
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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.
4.68 km12 Km Al Noroeste De Intipucá, El SalvadorINETER


Seismic station: Tegucigalpa, Honduras (TGUH/CU network) | Distance from quake: 126 km / 78 mi | Show on map | Station Info
Seismic station Tegucigalpa, Honduras: 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
Show more

User reports for this quake (2)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
near La Union (19.6 km ENE of epicenter) [Map] / Light shaking (MMI IV) / 2-5 s
San Miguel,jardines de el rio / Moderate shaking (MMI V) / vertical swinging (up and down) / 2-5 s

Earlier earthquakes in the same area

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