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Moderate mag. 4.3 earthquake - North Pacific Ocean, 139 km east of San José del Cabo, Mexico, on Friday, Mar 17, 2023 at 9:31 pm (GMT -7) -

Moderate mag. 4.3 earthquake - North Pacific Ocean, 139 km east of San José del Cabo, Mexico, on Friday, Mar 17, 2023 at 9:31 pm (GMT -7) Moderate mag. 4.3 earthquake - North Pacific Ocean, 139 km east of San José del Cabo, Mexico, on Friday, Mar 17, 2023 at 9:31 pm (GMT -7)

Moderate magnitude 4.3 earthquake at 10 km depth

18 Mar 04:44 UTC: First to report: GFZ after 13 minutes.
18 Mar 04:47: Now using data updates from USGS
18 Mar 04:49: Now using data updates from SSN

Earthquake details

Date & timeMar 18, 2023 04:31:22 UTC -
Local time at epicenterFriday, Mar 17, 2023 at 9:31 pm (GMT -7)
Depth10.0 km
Epicenter latitude / longitude22.77°N / 108.38°W (North Pacific Ocean, Mexico)
Antipode22.77°S / 71.62°E
Shaking intensityLight shaking near epicenter
Felt0 reports
Primary data sourceSSN (Servicio Sismológico Nacional)
Nearby towns and cities123 km (77 mi) ESE of Las Dos Ballenas (pop: 10) | Show on map | Quakes nearby
139 km (86 mi) ESE of San José del Cabo (pop: 69,800) | Show on map | Quakes nearby
158 km (98 mi) E of Cabo San Lucas (pop: 68,500) | Show on map | Quakes nearby
159 km (99 mi) E of Colonia del Sol (pop: 48,000) | Show on map | Quakes nearby
209 km (130 mi) WSW of Mazatlan (pop: 381,600) | Show on map | Quakes nearby
226 km (141 mi) SSW of Costa Rica (Centro) (pop: 24,900) | Show on map | Quakes nearby
226 km (141 mi) SSW of Licenciado Benito Juarez (Campo Gobierno) (Licenciado Benito Juárez) (pop: 24,200) | Show on map | Quakes nearby
249 km (154 mi) SE of La Paz (pop: 215,200) | Show on map | Quakes nearby
Weather at epicenter at time of quakeBroken Clouds 22.2°C (72 F), humidity: 71%, wind: 3 m/s (5 kts) from WNW
Estimated seismic energy released1.8 x 1011 joules (49.4 megawatt hours, equivalent to 42.5 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.
4.310 kmMexico: 140 Km Al ESTE De SAN JOSE DEL CABO, BCSSSN
4.510 kmOff Coast of Central MexicoGFZ
4.510 kmOff Coast of Central MexicoRaspberryShake
4.510 km138 Km SE of La Playa, MexicoUSGS
4.510 kmOff Coast Of Central MexicoIRIS


Seismic station: SANTA ROSALIA (SRIG/MX network) | Distance from quake: 638 km / 396 mi | Show on map | Station Info
Seismic station SANTA ROSALIA: vertical movement plot around time of quake (source: IRIS/BUD)
Seismogram (vertical component) around time of quake. Thin dotted red line indicates time of quake. Seismic waves arrive some time later, depending on distance. Bandpass filter applied: 0.2-5.0 Hz. Source: IRIS Buffer of Uniform Data (BUD) webtool
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User reports for this quake

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
There are no user reports for this quake.

Earlier earthquakes in the same area

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