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Light mag. 3.1 earthquake - 13 km northwest of Bolu, Turkey, on Thursday, Mar 16, 2023 at 4:04 pm (GMT +3) -

Light magnitude 3.1 earthquake at 5 km depth

16 Mar 13:08 UTC: First to report: RaspberryShake after 3 minutes.
16 Mar 13:12: Epicenter location corrected by 3.7 km (2.3 mi) towards NNW.

Earthquake details

Date & time	Mar 16, 2023 13:04:48 UTC -
Local time at epicenter	Thursday, Mar 16, 2023 at 4:04 pm (GMT +3)
Status	Confirmed
Magnitude	3.1
Depth	5.0 km
Epicenter latitude / longitude	40.83°N / 31.51°E (Bolu, Turkey)
Antipode	40.83°S / 148.49°W
Shaking intensity	Light shaking
Felt	2 reports
Primary data source	RaspberryShake (RaspberryShake)
Nearest volcano	###NEARESTVOLCANO2###
Nearby towns and cities	13 km (8 mi) NW of Bolu (pop: 96,600) \| Show on map \| Quakes nearby 40 km (25 mi) SSE of Alaplı (Zonguldak) (pop: 20,900) \| Show on map \| Quakes nearby 44 km (27 mi) SE of Akçakoca (Düzce) (pop: 35,200) \| Show on map \| Quakes nearby 51 km (32 mi) S of Ereğli (Zonguldak) (pop: 88,800) \| Show on map \| Quakes nearby 58 km (36 mi) W of Gerede (pop: 28,600) \| Show on map \| Quakes nearby 64 km (40 mi) E of Hendek (Sakarya) (pop: 35,300) \| Show on map \| Quakes nearby 152 km (95 mi) NW of Ankara (pop: 3,517,200) \| Show on map \| Quakes nearby 153 km (95 mi) NW of Çankaya (Ankara) (pop: 792,200) \| Show on map \| Quakes nearby
Weather at epicenter at time of quake	Snow 1.8°C (35 F), humidity: 92%, wind: 1 m/s (2 kts) from SW
Estimated seismic energy released	2.8 x 10⁹ joules (783 kilowatt hours, equivalent to 0.674 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
3.1	5 km	Turkey	RaspberryShake
3.1	5 km	3.1 WESTERN TURKEY	EMSC
3.1	5 km	Turkey: KIZILAGIL (BOLU)	KOERI-RETMC

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User reports for this quake (2)

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

Translate

Gürpınar (244.4 km W of epicenter) [Map] / Weak shaking (MMI III) / 2-5 s

Home / Moderate shaking (MMI V) / both vertical and horizontal swinging

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