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Light mag. 3.4 earthquake - Adriatic Sea, 36 km northwest of Ancona, The Marches, Italy, on Thursday, Dec 1, 2022 at 1:03 am (GMT +1) -

Light magnitude 3.4 earthquake at 10 km depth

1 Dec 00:13 UTC: First to report: INGV after 10 minutes.

Earthquake details

Date & time	Dec 1, 2022 00:03:02 UTC -
Local time at epicenter	Thursday, Dec 1, 2022 at 1:03 am (GMT +1)
Status	Confirmed
Magnitude	3.4
Depth	9.7 km
Epicenter latitude / longitude	43.8888°N / 13.3305°E (Adriatic Sea, Italy)
Antipode	43.889°S / 166.67°W
Shaking intensity	Very weak shaking
Felt	1 report
Primary data source	INGV (Istituto Nazionale di Geofisica e Vulcanologia)
Nearest volcano	Colli Albani (243 km / 151 mi)
Nearby towns and cities	20 km (13 mi) NE of Marotta (Provincia di Pesaro e Urbino) (pop: 6,470) \| Show on map \| Quakes nearby 22 km (13 mi) NNE of Senigallia (Provincia di Ancona) (pop: 30,900) \| Show on map \| Quakes nearby 26 km (16 mi) ENE of Fano (pop: 39,000) \| Show on map \| Quakes nearby 30 km (19 mi) N of Falconara Marittima (Provincia di Ancona) (pop: 25,900) \| Show on map \| Quakes nearby 32 km (20 mi) N of Chiaravalle (Provincia di Ancona) (pop: 13,500) \| Show on map \| Quakes nearby 33 km (21 mi) E of Pesaro (pop: 77,200) \| Show on map \| Quakes nearby 36 km (22 mi) NNW of Ancona (pop: 90,000) \| Show on map \| Quakes nearby 232 km (144 mi) NNE of Rome (pop: 2,318,900) \| Show on map \| Quakes nearby 116 km (72 mi) WSW of Tovarnjak Island (pop: 85) \| Show on map \| Quakes nearby
Weather at epicenter at time of quake	Overcast Clouds 7.6°C (46 F), humidity: 72%, wind: 6 m/s (13 kts) from N
Estimated seismic energy released	7.9 x 10⁹ joules (2.21 megawatt hours, equivalent to 1.9 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
3.4	9.7 km	Italy: Costa Marchigiana Anconetana (Ancona)	INGV
3.4	2 km	CENTRAL ITALY	EMSC
3.8	10 km	Central Italy	RaspberryShake
3.4	10 km	Italy: Senigallia / Mittelitalien	ZAMG

Most recent quakes Top 20 past 24 hrs Quakes in Italy

Seismograms

Seismic station: L'Aquila, Italy (AQU/MN network) | Distance from quake: 171 km / 106 mi | Show on map | Station Info

Seismic station L'Aquila, Italy: 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: 0.5-10.0 Hz. Source: IRIS Buffer of Uniform Data (BUD) webtool

User reports for this quake (1)

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

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Ancona / Very weak shaking (MMI II) / single vertical bump / 1-2 s : Bang

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