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Light mag. 4.1 earthquake - 42 km south of Miahuatlan de Porfirio Diaz, Oaxaca, Mexico, on Monday, Jan 30, 2023 at 9:38 am (GMT -6) -

Light magnitude 4.1 earthquake at 53 km depth

30 Jan 15:47 UTC: First to report: VolcanoDiscovery after 9 minutes.
30 Jan 16:00: Now using data updates from SSN

Earthquake details

Date & time	Jan 30, 2023 15:38:24 UTC -
Local time at epicenter	Monday, Jan 30, 2023 at 9:38 am (GMT -6)
Status	Confirmed
Magnitude	4.1
Depth	53.1 km
Epicenter latitude / longitude	15.97°N / 96.5°W (Candelaria Loxicha, Oaxaca, Mexico)
Antipode	15.97°S / 83.5°E
Shaking intensity	Light shaking
Felt	2 reports
Primary data source	SSN (Servicio Sismológico Nacional)
Nearest volcano	###NEARESTVOLCANO2###
Nearby towns and cities	2 km (1 mi) N of San Isidro del Camino (pop: 310) \| Show on map \| Quakes nearby 25 km (15 mi) NW of Huatulco (pop: 7,410) \| Show on map \| Quakes nearby 25 km (16 mi) N of San Pedro Pochutla (pop: 13,700) \| Show on map \| Quakes nearby 42 km (26 mi) SSE of Miahuatlan de Porfirio Diaz (Miahuatlán de Porfirio Díaz) (pop: 23,900) \| Show on map \| Quakes nearby 45 km (28 mi) WNW of Crucecita (pop: 15,100) \| Show on map \| Quakes nearby 63 km (39 mi) E of Puerto Escondido (pop: 25,900) \| Show on map \| Quakes nearby 124 km (77 mi) SSE of Oaxaca (pop: 255,000) \| Show on map \| Quakes nearby 475 km (295 mi) SE of Mexico (Ciudad de México) (pop: 12,294,200) \| Show on map \| Quakes nearby
Weather at epicenter at time of quake	Clear Sky 24.2°C (75 F), humidity: 45%, wind: 2 m/s (4 kts) from S
Estimated seismic energy released	8.9 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.

Mag.	Depth	Location	Source
4.1	53 km	Mexico: 25 Km Al NORTE De S PEDRO POCHUTLA, OAX	SSN
4.1	53 km	OAXACA, MEXICO	EMSC
4.1	53 km	Near Coast of Oaxaca, Mexico	RaspberryShake

Most recent quakes Top 20 past 24 hrs Quakes in Mexico

Seismograms

Seismic station: TLAPA (TLIG/MX network) | Distance from quake: 282 km / 175 mi | Show on map | Station Info

Seismic station TLAPA: 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: 0.2-10.0 Hz. Source: IRIS Buffer of Uniform Data (BUD) webtool

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Seismic station TLAPA: horizontal (E-W) movement plot around time of quake (source: IRIS/BUD)

Seismic station TLAPA: horizontal (N-S) movement plot around time of quake (source: IRIS/BUD)

Seismograms around time of quake, showing horizontal E-W and N-S ground movements. Source: IRIS Buffer of Uniform Data (BUD) webtool

Seismic station: COMITAN (CCIG/MX network) | Distance from quake: 467 km / 290 mi | Show on map | Station Info

Seismic station COMITAN: vertical movement plot around time of quake (source: IRIS/BUD)

Seismic station COMITAN: horizontal (E-W) movement plot around time of quake (source: IRIS/BUD)

Seismic station COMITAN: horizontal (N-S) movement plot around time of quake (source: IRIS/BUD)

Seismograms around time of quake.
Top: vertical movement, bottom: horizontal (E-W and N-S) movements. Source: IRIS Buffer of Uniform Data (BUD) webtool

Seismic station: Morelia, Mich, MX (MOIG/MX network) | Distance from quake: 646 km / 401 mi | Show on map | Station Info

Seismic station Morelia, Mich, MX: 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

Seismic station Morelia, Mich, MX: horizontal (E-W) movement plot around time of quake (source: IRIS/BUD)

Seismic station Morelia, Mich, MX: horizontal (N-S) movement plot around time of quake (source: IRIS/BUD)

Seismograms around time of quake.
Top: vertical movement, bottom: horizontal (E-W and N-S) movements. Source: IRIS Buffer of Uniform Data (BUD) webtool

Seismic station: Montecristo, El Salvador (SNET/SV network) | Distance from quake: 821 km / 510 mi | Show on map | Station Info

Seismic station Montecristo, El Salvador: 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

Seismogram (vertical component) around time of quake. Source: IRIS Buffer of Uniform Data (BUD) webtool

Seismic station: Managua, Nicaragua (MGAN/NU network) | Distance from quake: 1184 km / 736 mi | Show on map | Station Info

Seismic station Managua, Nicaragua: 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

Seismic station Managua, Nicaragua: horizontal (E-W) movement plot around time of quake (source: IRIS/BUD)

Seismic station Managua, Nicaragua: horizontal (N-S) movement plot around time of quake (source: IRIS/BUD)

Seismograms around time of quake.
Top: vertical movement, bottom: horizontal (E-W and N-S) movements. Source: IRIS Buffer of Uniform Data (BUD) webtool

User reports for this quake (2)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.

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La Crucecita / Light shaking (MMI IV) / single lateral shake / 2-5 s : Third floor and heard a rumbling and then bed frame shaked for 2 to 5 seconds . Light but definitely felt it.

Santa Cruz Huatulco (46.1 km ESE of epicenter) [Map] / Weak shaking (MMI III) / rattling, vibrating / 2-5 s : I was sitting in my third floor apartment and the room shook for a few seconds.

Felt it in La Crucecita mild rumbling and bed moving . Not to long few seconds .
Felt it in La Crucecita mild rumbling and bed moving . Not to long few seconds .

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