Moderate mag. 3.6 earthquake - 29 km west of Tulcan, Provincia del Carchi, Ecuador, on Monday, 1 Mar 2021 3:13 am (GMT -5) -

Moderate mag. 3.6 earthquake - 29 km west of Tulcan, Provincia del Carchi, Ecuador, on Monday, 1 Mar 2021 3:13 am (GMT -5)

Moderate magnitude 3.6 earthquake at 3 km depth

1 Mar 08:16 UTC: First to report: IGEPN after 2 minutes.
1 Mar 08:18: Magnitude recalculated from 3.8 to 3.9. Epicenter location corrected by 1.1 km (0.7 mi) towards E.
1 Mar 08:44: Magnitude recalculated from 3.9 to 3.6. Hypocenter depth recalculated from 5.0 to 3.0 km (from 3.1 to 1.9 mi). Epicenter location corrected by 2.5 km (1.5 mi) towards SSW.
Date & time: 1 Mar 2021 08:13:52 UTC -
Local time at epicenter: Monday, 1 Mar 2021 3:13 am (GMT -5)
Magnitude: 3.6
Depth: 3.0 km
Epicenter latitude / longitude: 0.81°N / 77.98°W (Canton Tulcan, Provincia del Carchi, Ecuador)
Nearest volcano: Cerro Negro de Mayasquer (1 km / 1 mi)
Nearby towns and cities:
24 km (15 mi) WSW of Cumbal (Nariño, Colombia) (pop: 7,530) --> See nearby quakes!
29 km (18 mi) W of Tulcan (Carchi) (pop: 86,500) --> See nearby quakes!
29 km (18 mi) NW of San Gabriel (Montufar, Carchi) (pop: 15,100) --> See nearby quakes!
47 km (29 mi) N of Pimampiro (Imbabura) (pop: 7,410) --> See nearby quakes!
59 km (37 mi) NNE of Atuntaqui (Antonio Ante, Imbabura) (pop: 17,500) --> See nearby quakes!
71 km (44 mi) NNE of Otavalo (Imbabura) (pop: 32,300) --> See nearby quakes!
88 km (54 mi) NNE of Cayambe (Pichincha) (pop: 26,600) --> See nearby quakes!
90 km (56 mi) WSW of Pasto (Departamento de Nariño, Colombia) (pop: 382,200) --> See nearby quakes!
131 km (81 mi) NNE of San Francisco de Quito (Pichincha) (pop: 1,399,800) --> See nearby quakes!
178 km (111 mi) NE of Santo Domingo de los Colorados (Santo Domingo de los Tsáchilas) (pop: 200,400) --> See nearby quakes!
Weather at epicenter at time of quake:
Light Rain 3.1°C (38 F), humidity: 100%, wind: 1 m/s (2 kts) from SE
Primary data source: IGEPN (Institute of Geophysics of the National Polytechnic School in Quito)
Estimated released energy: 1.6 x 1010 joules (4.4 megawatt hours, equivalent to 3.79 tons of TNT) More info
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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.
MagnitudeDepthLocationSource
3.63 kmEcuador - Carchi, A 28.79km De TulcanIGEPN
3.95 kmCOLOMBIA-ECUADOR BORDER REGIONEMSC
3.83 km193 Km Al Norte De Esmeraldas, EcuadorINETER

User reports for this quake

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Earlier earthquakes in the same area since 1900


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