Moderate mag. 4.9 earthquake - North Pacific Ocean, 58 km southwest of Chinandega, Nicaragua, on Thursday, Sep 23, 2021 4:17 pm (GMT -6) -

This quake was likely an aftershock of the 6.5 quake North Pacific Ocean, 77 km southwest of Chinandega, Nicaragua, Sep 22, 2021 3:57 am (GMT -6), which had occurred 1 day 12 hours earlier.
Moderate mag. 4.9 earthquake - North Pacific Ocean, 58 km southwest of Chinandega, Nicaragua, on Thursday, Sep 23, 2021 4:17 pm (GMT -6)

Moderate magnitude 4.9 earthquake at 40 km depth

23 Sep 22:22 UTC: First to report: EMSC after 4 minutes.
23 Sep 22:28: Magnitude recalculated from 5.0 to 4.7. Hypocenter depth recalculated from 25.0 to 71.0 km (from 15.5 to 44 mi). Epicenter location corrected by 47 km (29 mi) towards ENE.
23 Sep 22:37: Magnitude recalculated from 4.7 to 4.9. Hypocenter depth recalculated from 71.0 to 40.0 km (from 44 to 25 mi). Epicenter location corrected by 43 km (27 mi) towards WSW.
Date & time: Sep 23, 2021 22:17:45 UTC -
Local time at epicenter: Thursday, Sep 23, 2021 4:17 pm (GMT -6)
Magnitude: 4.9
Depth: 40.0 km
Epicenter latitude / longitude: 12.14°N / 87.9°W (North Pacific Ocean, Nicaragua)
Antipode: 12.14°S / 92.1°E
Nearest volcano: Cosigüina (108 km / 67 mi)
Nearby towns and cities:
83 km (52 mi) SW of Jiquilillo (pop: 4,140) --> See nearby quakes!
88 km (54 mi) WSW of Corinto (pop: 19,200) --> See nearby quakes!
99 km (61 mi) SW of El Viejo (pop: 53,500) --> See nearby quakes!
100 km (62 mi) SW of Chinandega (pop: 126,400) --> See nearby quakes!
116 km (72 mi) WSW of Leon (pop: 144,500) --> See nearby quakes!
179 km (111 mi) W of Managua (pop: 973,100) --> See nearby quakes!
197 km (123 mi) W of Masaya (pop: 130,100) --> See nearby quakes!
198 km (123 mi) WSW of Esteli (pop: 96,400) --> See nearby quakes!
208 km (129 mi) SSE of Sensuntepeque (El Salvador) (pop: 20,400) --> See nearby quakes!
222 km (138 mi) SE of San Salvador (El Salvador) (pop: 526,000) --> See nearby quakes!
Weather at epicenter at time of quake:
Broken Clouds 28.2°C (83 F), humidity: 73%, wind: 2 m/s (4 kts) from SSE
Primary data source: EMSC (European-Mediterranean Seismological Centre)
Estimated released energy: 1.4 x 1012 joules (392 megawatt hours, equivalent to 338 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.
4.849 kmNear Coast of NicaraguaGFZ
5.028 km97 Km Al Suroeste De Jiquilillo, NicaraguaINETER
4.838 km77 Km SW of Jiquilillo, NicaraguaUSGS

User reports for this quake (3)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Monjaras, Choluteca (131.1 km NNE of epicenter) [Map] / Very weak shaking (MMI II) / horizontal (sideways) swinging / 2-5 s : I was waking up from my nap and suddenly my bed started shaking.  
León / Weak shaking (MMI III) / horizontal (sideways) swinging
santa rosa / Very weak shaking (MMI II)
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