Moderate mag. 4.0 earthquake - Cartago, Provincia de Cartago, 20 km south of San Jose, San José, Costa Rica, on Tuesday, Mar 2, 2021 1:48 am (GMT -6) -

Moderate mag. 4.0 earthquake - Cartago, Provincia de Cartago, 20 km south of San Jose, San José, Costa Rica, on Tuesday, Mar 2, 2021 1:48 am (GMT -6)

Moderate magnitude 4.0 earthquake at 3 km depth

2 Mar 08:00 UTC: First to report: INETER after 11 minutes.
Date & time: Mar 2, 2021 07:48:58 UTC -
Local time at epicenter: Tuesday, Mar 2, 2021 1:48 am (GMT -6)
Magnitude: 4
Depth: 3.0 km
Epicenter latitude / longitude: 9.76°N / 84.04°W (Cartago, Provincia de Cartago, Costa Rica)
Antipode: 9.76°S / 95.96°E
Nearest volcano: Irazu (32 km / 20 mi)
Nearby towns and cities:
5 km (3 mi) S of Pacayas (Cartago) (pop: 1,560) --> See nearby quakes!
12 km (8 mi) SSE of Aserri (San José) (pop: 25,900) --> See nearby quakes!
13 km (8 mi) S of San Miguel (San José) (pop: 28,800) --> See nearby quakes!
16 km (10 mi) SSW of San Diego (Alajuelita, Cartago) (pop: 17,000) --> See nearby quakes!
17 km (10 mi) S of Curridabat (San José) (pop: 34,600) --> See nearby quakes!
18 km (11 mi) SW of Cartago (pop: 26,600) --> See nearby quakes!
20 km (12 mi) SSE of San Jose (San José) (pop: 335,000) --> See nearby quakes!
21 km (13 mi) WSW of Paraiso (Cartago) (pop: 39,700) --> See nearby quakes!
28 km (18 mi) SSE of Heredia (pop: 21,900) --> See nearby quakes!
113 km (70 mi) WSW of Puerto Limon (Limón) (pop: 63,100) --> See nearby quakes!
Weather at epicenter at time of quake:
Few Clouds 18.1°C (65 F), humidity: 77%, wind: 6 m/s (12 kts) from ESE
Primary data source: INETER
Estimated released energy: 6.3 x 1010 joules (17.5 megawatt hours, equivalent to 15.1 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.
Mag.DepthLocationSource
4.03 km17 Km Al Suroeste De Cartago, Costa RicaINETER
4.45 km3 Km Al Este De Frailes, Desamparados., Costa RicaRSN

User reports for this quake (26)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Santa Ana (23.3 km NW of epicenter) [Map] / Light shaking (MMI IV) / very short : I was awake and laying on my couch when the whole house shuddered moderately once. Ended very quickly.  
Santa Ana / Light shaking (MMI IV) / vibration and rolling : 2-5 sec Rumbling from afar, approaching. Dogs barking, roosters crowing. Wave motion through house. Doors, walls moving noise. („craking“)  
San Jose, Costa Rica / Light shaking (MMI IV) / rattling, vibrating / 2-5 s : Wasn’t sure what was up.. heard a rumble then felt a strong vibration. | One user found this interesting.  
Asuncion, Belén, Heredia (26 km NW of epicenter) [Map] / Light shaking (MMI IV) / single lateral shake / very short
Asuncion, Belén, Heredia (26 km NW of epicenter) [Map] / Light shaking (MMI IV) / single lateral shake / very short
Barrio Amon, San José (0.5 km NE of epicenter) [Map] / Light shaking (MMI IV) / single lateral shake / 2-5 s : Felt bed shake  
Asuncion, Belén, Heredia (26 km NW of epicenter) [Map] / Light shaking (MMI IV) / single lateral shake / very short
San José (19.1 km NW of epicenter) [Map] / Very weak shaking (MMI II) : N lo siente suave y rápido (reported through our app)  
San Juan, Tibás (24 km N of epicenter) [Map] / Light shaking (MMI IV) / 15-20 s
Heredia (28.4 km NNW of epicenter) [Map] / Moderate shaking (MMI V) / horizontal (sideways) swinging / 5-10 s (reported through our app)
San José (19.9 km NNW of epicenter) [Map] / Weak shaking (MMI III) / 1-2 s
San José de Costa Rica (19 km N of epicenter) [Map] / Moderate shaking (MMI V) (reported through our app)
San José (19.7 km NNW of epicenter) [Map] / Very weak shaking (MMI II) : It felt like someone was shaking the bed lightly.  
san jose El President hotel swayed / Light shaking (MMI IV) : gentle swaying but definite movement 8 story cement building  
Lagunilla de Heredia / Moderate shaking (MMI V) / horizontal (sideways) swinging
Atenas / Light shaking (MMI IV)
Odem / Light shaking (MMI IV)
Downtown San Jose Costa Rica / Weak shaking (MMI III) / single lateral shake / 1-2 s : Live on 23rd floor of building. One jolt with no swaying of building post jolt.  
La Sabana, San Jose / Very weak shaking (MMI II) / rattling, vibrating / 1-2 s : Heard a cracking noise while in bed which woke me, then felt 3 consecutive vertical bumps.  
Atenas / Light shaking (MMI IV)
San Jose / Very weak shaking (MMI II) / rattling, vibrating / 1-2 s
San Jose / Light shaking (MMI IV) / horizontal (sideways) swinging : Bed shook and my silicone bottle (Haakaa) felt because of that shake.  
Escazu / Moderate shaking (MMI V) / 2-5 s
San jose / Light shaking (MMI IV) / rattling, vibrating / 1-2 s
Cartago turrialba / Weak shaking (MMI III) / 2-5 s
San Jose Casa Conde Hotel / Light shaking (MMI IV) / rattling, vibrating
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