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Light mag. 4.4 earthquake - 10.1 km south of Tonala, Chiapas, Mexico, on Thursday, Sep 29, 2022 at 9:21 am (GMT -5) -

Light mag. 4.4 earthquake - 10.1 km south of Tonala, Chiapas, Mexico, on Thursday, Sep 29, 2022 at 9:21 am (GMT -5) Light mag. 4.4 earthquake - 10.1 km south of Tonala, Chiapas, Mexico, on Thursday, Sep 29, 2022 at 9:21 am (GMT -5)

Light magnitude 4.4 earthquake at 98 km depth

29 Sep 14:28 UTC: First to report: INETER after 7 minutes.
29 Sep 14:42: Now using data updates from SSN

Earthquake details

Date & timeSep 29, 2022 14:21:17 UTC -
Local time at epicenterThursday, Sep 29, 2022 at 9:21 am (GMT -5)
Depth98.0 km
Epicenter latitude / longitude16°N / 93.77°W (Tonala, Chiapas, Mexico)
Antipode16°S / 86.23°E
Shaking intensityNot felt
Felt0 reports
Primary data sourceSSN (Servicio Sismológico Nacional)
Nearest volcanoEl Chichón (162 km / 101 mi)
Nearby towns and cities2 km (1 mi) W of Vicente Guerrero (pop: 682) | Show on map | Quakes nearby
10 km (6 mi) S of Tonala (Tonalá) (pop: 35,300) | Show on map | Quakes nearby
12 km (7 mi) ESE of Paredon (Paredón) (pop: 6,130) | Show on map | Quakes nearby
30 km (18 mi) SSE of Arriaga (pop: 24,400) | Show on map | Quakes nearby
59 km (37 mi) WSW of Villaflores (pop: 37,200) | Show on map | Quakes nearby
69 km (43 mi) WNW of Pijijiapan (pop: 16,900) | Show on map | Quakes nearby
110 km (68 mi) SW of Tuxtla Gutiérrez (pop: 537,100) | Show on map | Quakes nearby
684 km (425 mi) ESE of Mexico (Ciudad de México) (pop: 12,294,200) | Show on map | Quakes nearby
Weather at epicenter at time of quakeOvercast Clouds 25.4°C (78 F), humidity: 77%, wind: 4 m/s (9 kts) from N
Estimated seismic energy released2.5 x 1011 joules (69.8 megawatt hours, equivalent to 60 tons of TNT) | about seismic energy
Show interactive Map
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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.
4.498 kmMexico: 16 Km Al Noreste De Puerto Arista, MéxicoSSN
4.279 kmMexico: 10 Km Al SUR De TONALA, CHISINETER
4.498 kmChiapas, MexicoRaspberryShake


Seismic station: Tegucigalpa, Honduras (TGUH/CU network) | Distance from quake: 730 km / 454 mi | Show on map | Station Info
Seismic station Tegucigalpa, Honduras: 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. Source: IRIS Buffer of Uniform Data (BUD) webtool
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User reports for this quake (1)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
San Cristobal de las Casas / not felt

Earlier earthquakes in the same area

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