Light mag. 4.1 earthquake - North Pacific Ocean, 92 km southeast of Salina Cruz, Oaxaca, Mexico, on Tuesday, 23 Feb 2021 8:02 am (GMT -6) -
This quake was likely an aftershock of the 5.0 quake North Pacific Ocean, 96 km southeast of Salina Cruz, Oaxaca, Mexico, 23 Feb 2021 3:30 am (GMT -6), which had occurred 5 hours earlier.
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Light magnitude 4.1 earthquake at 27 km depth
23 Feb 14:22 UTC: First to report: EMSC after 20 minutes.
23 Feb 14:28: Now using data updates from SSN
23 Feb 14:28: Now using data updates from SSN
Date & time: 23 Feb 2021 14:02:19 UTC -
Local time at epicenter: Tuesday, 23 Feb 2021 8:02 am (GMT -6)
Magnitude: 4.1
Depth: 27.0 km
Epicenter latitude / longitude: 15.41°N / 94.86°W
(North Pacific Ocean, Mexico)Nearby towns and cities:
89 km (55 mi) S of Barrio Nuevo (pop: 33) --> See nearby quakes!
92 km (57 mi) SSE of Salina Cruz (pop: 76,600) --> See nearby quakes!
95 km (59 mi) SSW of San Francisco del Mar Viejo (pop: 4,030) --> See nearby quakes!
110 km (68 mi) SSE of Santo Domingo Tehuantepec (Tehuantepec) (pop: 42,100) --> See nearby quakes!
115 km (72 mi) S of Juchitan de Zaragoza (pop: 74,800) --> See nearby quakes!
131 km (81 mi) SSE of Ixtepec (pop: 25,400) --> See nearby quakes!
138 km (86 mi) SW of Arriaga (pop: 24,400) --> See nearby quakes!
140 km (87 mi) WSW of Tonala (Tonalá) (pop: 35,300) --> See nearby quakes!
142 km (88 mi) ESE of Crucecita (pop: 15,100) --> See nearby quakes!
636 km (395 mi) SE of Mexico City (pop: 12,294,200) --> See nearby quakes!
Weather at epicenter at time of quake:
Broken Clouds
25°C (77 F), humidity: 76%, wind: 19 m/s (36 kts) from N
Primary data source: SSN (Servicio Sismológico Nacional)Broken Clouds
25°C (77 F), humidity: 76%, wind: 19 m/s (36 kts) from NEstimated released energy: 8.9 x 1010 joules (24.8 megawatt hours, equivalent to 21.3 tons of TNT) More info
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.
| Magnitude | Depth | Location | Source |
| M 4.1 | 27 km | 92 Km Al SURESTE De SALINA CRUZ, OAX, Mexico | SSN |
| M 4.1 | 27 km | OFFSHORE OAXACA, MEXICO | EMSC |
User reports for this quake
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