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Light mag. 3.3 earthquake - 14 km northwest of Portoviejo, Provincia de Manabi, Ecuador, on Monday, Dec 21, 2020 at 8:13 pm (GMT -5)

Light mag. 3.3 earthquake - 14 km northwest of Portoviejo, Provincia de Manabi, Ecuador, on Monday, Dec 21, 2020 at 8:13 pm (GMT -5) Light mag. 3.3 earthquake - 14 km northwest of Portoviejo, Provincia de Manabi, Ecuador, on Monday, Dec 21, 2020 at 8:13 pm (GMT -5)

Light magnitude 3.3 earthquake at 4 km depth

22 Dec 01:24 UTC: First to report: IGEPN after 10 minutes.

Earthquake details

Date & timeDec 22, 2020 01:13:40 UTC
Local time at epicenterMonday, Dec 21, 2020 at 8:13 pm (GMT -5)
StatusConfirmed
Magnitude3.3
Depth4.0 km
Epicenter latitude / longitude1°S / 80.57°W (Canton Montecristi, Provincia de Manabi, Ecuador)
Antipode1°N / 99.43°E
Shaking intensityWeak shaking
Felt1 report
Primary data sourceIGEPN (Institute of Geophysics of the National Polytechnic School in Quito)
Nearest volcanoQuilotoa (186 km / 116 mi)
Nearby towns and cities11 km (7 mi) ENE of Montecristi (Manabí) (pop: 18,400) | Show on map | Quakes nearby
14 km (9 mi) WNW of Portoviejo (Manabí) (pop: 170,300) | Show on map | Quakes nearby
16 km (10 mi) WSW of Rocafuerte (Manabí) (pop: 10,300) | Show on map | Quakes nearby
16 km (10 mi) ESE of Manta (Manabí) (pop: 183,200) | Show on map | Quakes nearby
35 km (22 mi) NNW of Sucre (24 de Mayo, Manabí) (pop: 15,300) | Show on map | Quakes nearby
39 km (24 mi) N of Jipijapa (Manabí) (pop: 35,900) | Show on map | Quakes nearby
48 km (30 mi) SSW of Caracas (Cantón Sucre, Manabí) (pop: 37,100) | Show on map | Quakes nearby
48 km (30 mi) WSW of Calceta (Bolivar, Manabí) (pop: 17,300) | Show on map | Quakes nearby
153 km (95 mi) NNW of Guayaquil (Guayas) (pop: 1,952,000) | Show on map | Quakes nearby
243 km (151 mi) WSW of Quito (Pichincha) (pop: 1,399,800) | Show on map | Quakes nearby
Weather at epicenter at time of quakeBroken Clouds 24°C (75 F), humidity: 78%, wind: 6 m/s (12 kts) from SSW
Estimated seismic energy released5.6 x 109 joules (1.56 megawatt hours, equivalent to 1.34 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.
Mag.DepthLocationSource
3.34 kmEcuador - Manabi, A 8.97km De JaramijoIGEPN
3.34 kmNEAR COAST OF ECUADOREMSC

Seismograms

Seismic station: Otavalo, Ecuador (OTAV/IU network) | Distance from quake: 273 km / 170 mi | Show on map | Station Info
Seismic station Otavalo, Ecuador: 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. Source: IRIS Buffer of Uniform Data (BUD) webtool
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User reports for this quake (1)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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San Clemente / Weak shaking (MMI III)

Earlier earthquakes in the same area

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