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Strong mag. 5.5 earthquake - Province of L'Aquila, 73 km south of Pescara, Abruzzo, Italy, on Friday, May 11, 1984 at 10:41 GMT

$Strong mag. 5.5 earthquake - Province of L\'Aquila, 73 km south of Pescara, Abruzzo, Italy, on Friday, May 11, 1984 at 10:41 GMT$ $Strong mag. 5.5 earthquake - Province of L\'Aquila, 73 km south of Pescara, Abruzzo, Italy, on Friday, May 11, 1984 at 10:41 GMT$

Strong magnitude 5.5 earthquake at 14 km depth

Earthquake details

Date & time	May 11, 1984 10:41:49 UTC
Local time at epicenter
Status	Confirmed
Magnitude	5.5
Depth	13.9 km
Epicenter latitude / longitude	41.831°N / 13.961°E (Province of L'Aquila, Abruzzo, Italy)
Antipode	41.831°S / 166.039°W
Shaking intensity	Moderate shaking near epicenter
Felt	0 reports
Primary data source	USGS (United States Geological Survey)
Nearest volcano	Monti Ernici (59 km / 37 mi)
Nearby towns and cities	24 km (15 mi) S of Sulmona (Provincia dell'Aquila, Abruzzes) (pop: 21,100) \| Show on map \| Quakes nearby 31 km (20 mi) ENE of Sora (Provincia di Frosinone, Latium) (pop: 23,800) \| Show on map \| Quakes nearby 35 km (21 mi) NW of Isernia (Molise) (pop: 16,900) \| Show on map \| Quakes nearby 40 km (25 mi) NNE of Cassino (Latium) (pop: 21,100) \| Show on map \| Quakes nearby 49 km (31 mi) ESE of Avezzano (Provincia dell'Aquila) (pop: 37,800) \| Show on map \| Quakes nearby 60 km (37 mi) SSW of Chieti (pop: 44,400) \| Show on map \| Quakes nearby 73 km (45 mi) SSW of Pescara (pop: 116,600) \| Show on map \| Quakes nearby 74 km (46 mi) SE of L’Aquila (pop: 33,700) \| Show on map \| Quakes nearby 112 km (70 mi) NNW of Naples (Campanie) (pop: 959,500) \| Show on map \| Quakes nearby 120 km (75 mi) E of Rome (Latium) (pop: 2,318,900) \| Show on map \| Quakes nearby
Weather at epicenter at time of quake
Estimated seismic energy released	1.1 x 10¹³ joules (3.12 gigawatt hours, equivalent to 2682 tons of TNT or 0.2 atomic bombs!) \| 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
5.5	14 km	southern Italy	USGS

Note: for quakes of 2012 and earlier, our database often contains only records from USGS.

Most recent quakes Top 20 past 24 hrs Quakes in Italy

User reports for this quake

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

There are no user reports for this quake.

Aftershocks

[More info]

Recorded aftershocks, latest first (16 quakes)

Date and time	Mag Depth	Location	Details
Jul 1, 1984 07:47 39 years ago	4.4 10 km	24 km S of Sulmona, Province of L'Aquila, Abruzzo, Italy	More
Jun 24, 1984 22:02 39 years ago	4.2 40 km	Province of L'Aquila, Abruzzo, 53 km NE of Fresulone, Italy	More
Jun 19, 1984 01:27 39 years ago	4.2 10 km	45 km E of Fresulone, Provincia di Frosinone, Latium, Italy	More
Jun 12, 1984 07:00 39 years ago	3.7 10 km	10 km SE of Sora, Provincia di Frosinone, Latium, Italy	More
May 14, 1984 14:35 39 years ago	3.7 10 km	Province of L'Aquila, Abruzzo, 48 km NE of Fresulone, Italy	More
May 13, 1984 11:21 39 years ago	3.8 10 km	16 km SW of Sulmona, Province of L'Aquila, Abruzzo, Italy	More
May 12, 1984 22:37 39 years ago	3.7 10 km	Province of L'Aquila, Abruzzo, 49 km E of Fresulone, Italy	More
May 12, 1984 05:45 39 years ago	3.7 10 km	16 km W of Sulmona, Province of L'Aquila, Abruzzo, Italy	More
May 12, 1984 04:56 39 years ago	3.9 10 km	17 km NE of Cassino, Provincia di Frosinone, Latium, Italy	More
May 11, 1984 23:35 39 years ago	4.0 10 km	Province of L'Aquila, Abruzzo, 51 km NE of Fresulone, Italy	More
May 11, 1984 16:39 39 years ago	4.5 10 km	Province of L'Aquila, Abruzzo, 48 km E of Fresulone, Italy	More
May 11, 1984 13:39 39 years ago	4.3 10 km	44 km E of Fresulone, Provincia di Frosinone, Latium, Italy	More
May 11, 1984 13:14 39 years ago	4.6 17 km	Province of L'Aquila, 73 km S of Pescara, Abruzzo, Italy	More
May 11, 1984 12:03 39 years ago	4.2 10 km	Province of L'Aquila, Abruzzo, 29 km NW of Isernia, Molise, Italy	More
May 11, 1984 11:26 39 years ago	4.6 18 km	Province of L'Aquila, Abruzzo, 46 km E of Fresulone, Italy	More
May 11, 1984 10:50 39 years ago	4.3 10 km	Province of L'Aquila, Abruzzo, 18 km E of Sora, Italy	More

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