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Moderate mag. 4.1 earthquake - North Pacific Ocean, 40 km west of Manzanillo, Colima, Mexico, on Wednesday, Mar 29, 2023 at 11:57 pm (GMT -6) -

Moderate mag. 4.1 earthquake - North Pacific Ocean, 40 km west of Manzanillo, Colima, Mexico, on Wednesday, Mar 29, 2023 at 11:57 pm (GMT -6) Moderate mag. 4.1 earthquake - North Pacific Ocean, 40 km west of Manzanillo, Colima, Mexico, on Wednesday, Mar 29, 2023 at 11:57 pm (GMT -6)

Moderate magnitude 4.1 earthquake at 16 km depth

30 Mar 06:20 UTC: First to report: RaspberryShake after 23 minutes.
30 Mar 06:21: Now using data updates from SSN

Earthquake details

Date & timeMar 30, 2023 05:57:18 UTC -
Local time at epicenterWednesday, Mar 29, 2023 at 11:57 pm (GMT -6)
Depth16.2 km
Epicenter latitude / longitude18.99°N / 104.7°W (North Pacific Ocean, Mexico)
Antipode18.99°S / 75.3°E
Shaking intensityVery weak shaking
Felt1 report
Primary data sourceSSN (Servicio Sismológico Nacional)
Nearest volcanoColima (128 km / 80 mi)
Nearby towns and cities21 km (13 mi) S of Rebalse (Rancho Cervantes) (pop: 26) | Show on map | Quakes nearby
31 km (19 mi) SSW of Cihuatlan (Cihuatlán) (pop: 18,200) | Show on map | Quakes nearby
32 km (20 mi) WSW of La Central (pop: 1,320) | Show on map | Quakes nearby
34 km (21 mi) SSE of La Manzanilla (pop: 1,310) | Show on map | Quakes nearby
40 km (25 mi) WSW of Manzanillo (pop: 130,000) | Show on map | Quakes nearby
47 km (29 mi) W of El Colomo (pop: 10,300) | Show on map | Quakes nearby
55 km (34 mi) S of La Huerta (pop: 7,890) | Show on map | Quakes nearby
587 km (365 mi) W of Mexico (pop: 12,294,200) | Show on map | Quakes nearby
Weather at epicenter at time of quakeOvercast Clouds 23.7°C (75 F), humidity: 76%, wind: 2 m/s (4 kts) from NNW
Estimated seismic energy released8.9 x 1010 joules (24.8 megawatt hours, equivalent to 21.3 tons of TNT) | about seismic energy
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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.
4.116 kmMexico: 31 Km Al SUROESTE De CIHUATLAN, JALSSN
4.116 kmNear Coast of Jalisco, MexicoRaspberryShake

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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Emiliano Zapata (28.7 km N of epicenter) [Map] / Very weak shaking (MMI II) / single lateral shake / 1-2 s : quick double shake, sitting still on 2nd floor  

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