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Moderate mag. 4.1 earthquake - 34 km northwest of Kahramanmaraş, Turkey, on Friday, Mar 17, 2023 at 9:20 pm (GMT +3) -

This quake was likely an aftershock of the 7.8 quake 32 km west of Gaziantep, Turkey, Feb 6, 2023 3:17 am (GMT +2), which had occurred 6 weeks earlier.

Moderate mag. 4.1 earthquake - 34 km northwest of Kahramanmaraş, Turkey, on Friday, Mar 17, 2023 at 9:20 pm (GMT +3)

Moderate magnitude 4.1 earthquake at 10 km depth

17 Mar 18:32 UTC: First to report: RaspberryShake after 11 minutes.
17 Mar 18:36: Magnitude recalculated from 4.0 to 3.9. Hypocenter depth recalculated from 10.0 to 0.0 km (from 6.2 to 0 mi). Epicenter location corrected by 13 km (7.8 mi) towards NW.
17 Mar 18:40: Magnitude recalculated from 3.9 to 4.1. Hypocenter depth recalculated from 0.0 to 10.0 km (from 0 to 6.2 mi). Epicenter location corrected by 18 km (10.9 mi) towards ENE.

Earthquake details

Date & time	Mar 17, 2023 18:20:42 UTC -
Local time at epicenter	Friday, Mar 17, 2023 at 9:20 pm (GMT +3)
Status	Confirmed
Magnitude	4.1
Depth	10.0 km
Epicenter latitude / longitude	37.86°N / 36.75°E (Kahramanmaraş, Turkey)
Antipode	37.86°S / 143.25°W
Shaking intensity	Very weak shaking
Felt	1 report
Primary data source	RaspberryShake (RaspberryShake)
Nearest volcano	Koruhüyüğü (117 km / 73 mi)
Nearby towns and cities	28 km (18 mi) SE of Göksun (pop: 34,200) \| Show on map \| Quakes nearby 34 km (21 mi) NNW of Kahramanmaraş (pop: 376,000) \| Show on map \| Quakes nearby 45 km (28 mi) SSW of Afşin (pop: 39,600) \| Show on map \| Quakes nearby 49 km (30 mi) WNW of Cagliyan Cerit (Çağlayancerit) (pop: 15,500) \| Show on map \| Quakes nearby 55 km (34 mi) SW of Elbistan (pop: 80,500) \| Show on map \| Quakes nearby 64 km (40 mi) NW of Pazarcık (pop: 23,900) \| Show on map \| Quakes nearby 159 km (99 mi) NE of Adana (pop: 1,249,000) \| Show on map \| Quakes nearby 408 km (253 mi) ESE of Ankara (pop: 3,517,200) \| Show on map \| Quakes nearby
Weather at epicenter at time of quake	Overcast Clouds 5.9°C (43 F), humidity: 97%, wind: 2 m/s (3 kts) from ESE
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	10 km	Turkey	RaspberryShake
3.9	8.4 km	Turkey: KAYNAR-(KAHRAMANMARAS)	KOERI-RETMC
4.1	10 km	Turkey	GFZ
3.9	2 km	CENTRAL TURKEY	EMSC

Most recent quakes Top 20 past 24 hrs Quakes in Turkey

Seismograms

Seismic station: GEOFON Station Eilat, Israel (EIL/GE network) | Distance from quake: 926 km / 575 mi | Show on map | Station Info

Seismic station GEOFON Station Eilat, Israel: 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

User reports for this quake (3)

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

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Alappuzha, India (4919.5 km ESE of epicenter) [Map] / Very weak shaking (MMI II) / single vertical bump / 2-5 s

28 km of Göksun, Kahramanmaraş (1.9 km NNE of epicenter) [Map] / not felt

Adana (166.4 km SW of epicenter) [Map] / not felt (reported through our app)

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