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Strong mag. 6.4 earthquake - Aegean Sea (Greece) on Wednesday, 9 July 1980

Strong mag. 6.4 earthquake  - Aegean Sea (Greece) on Wednesday, 9 July 1980
Date & time: Wednesday, 9 July 1980 02:11 UTC
Magnitude: 6.4
Depth: 14.0 km
Epicenter latitude / longitude: 39.269°N / 23.041°E (Greece)
Nearest volcano: Volos-Atalanti (33 km / 21 mi)
Nearby towns and cities:
7 km (4 mi) S of Áno Lekhónia (pop: 1,200)
7 km (4 mi) S of Káto Lekhónia (pop: 1,800)
7 km (4 mi) SW of Káto Gatzéa (pop: 400)
153 km (95 mi) S of Thessaloníki (pop: 354,300)
155 km (96 mi) NW of Athens (pop: 664,000)
161 km (100 mi) NE of Pátra (pop: 168,000)
Primary data source: USGS
Estimated released energy: 2.5 x 1014 joules (69.8 gigawatt hours, equivalent to 60036 tons of TNT or 3.8 atomic bombs!) [learn more]
If you felt this quake (or if you were near the epicenter), please share your experience and submit a short "I felt it" report! Other users would love to hear about it!
Also if you did NOT feel the quake although you were in the area, please report it! Your contribution is valuable also to earthquake science and earthquake hazard analysis and mitigation efforts. You can use your device location or the map to indicate where you were during the earthquake. Thank you!

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.
TimeMag. / DepthLocationSource
Wed, 9 Jul 02:11 UTCM 6.4 / 14 kmAegean Sea (Greece)USGS
Note: for quakes of 2012 and earlier, our database often contains only records from USGS.

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 yet. If you felt it be the first to report it!

Aftershocks of the 6.4 quake: Aegean Sea (Greece), 9 Jul 1980 02:11

More info
Recorded aftershocks, latest first (383 quakes):
  • 01 Jan 1981 11:09 UTC
    | M 3.2 |
    10 km (6.2 mi) depth
    |
    73 km (45 mi) distance
    | USGS | Details
  • 30 Dec 1980 12:40 UTC
    | M 3.7 |
    33 km (20.5 mi) depth
    |
    9 km (5 mi) distance
    | USGS | Details
  • 01 Jan 1970 00:00 UTC
    | M |
    0 km (0 mi) depth
    |
    4957 km (3080 mi) distance
    | | Details
  • 25 Dec 1980 12:45 UTC
    | M 3.7 |
    33 km (20.5 mi) depth
    |
    33 km (20 mi) distance
    | USGS | Details
  • 22 Dec 1980 16:21 UTC
    | M 3.8 |
    33 km (20.5 mi) depth
    |
    41 km (25 mi) distance
    | USGS | Details
  • 19 Dec 1980 03:58 UTC
    | M 3.3 |
    10 km (6.2 mi) depth
    |
    64 km (40 mi) distance
    | USGS | Details
  • 14 Nov 1980 11:12 UTC
    | M 4.5 |
    10 km (6.2 mi) depth
    |
    10 km (6 mi) distance
    | USGS | Details
  • 10 Nov 1980 02:08 UTC
    | M 3.5 |
    10 km (6.2 mi) depth
    |
    5 km (3 mi) distance
    | USGS | Details
  • 01 Jan 1970 00:00 UTC
    | M |
    0 km (0 mi) depth
    |
    4957 km (3080 mi) distance
    | | Details
  • 09 Nov 1980 01:05 UTC
    | M 3.3 |
    10 km (6.2 mi) depth
    |
    21 km (13 mi) distance
    | USGS | Details
  • 07 Nov 1980 20:24 UTC
    | M 3.9 |
    10 km (6.2 mi) depth
    |
    38 km (24 mi) distance
    | USGS | Details
  • 21 Oct 1980 04:07 UTC
    | M 4.4 |
    10 km (6.2 mi) depth
    |
    3 km (2 mi) distance
    | USGS | Details
  • 21 Oct 1980 02:35 UTC
    | M 4.2 |
    10 km (6.2 mi) depth
    |
    7 km (4 mi) distance
    | USGS | Details
  • 20 Oct 1980 05:22 UTC
    | M 3.5 |
    10 km (6.2 mi) depth
    |
    15 km (10 mi) distance
    | USGS | Details
  • 19 Oct 1980 22:18 UTC
    | M 3.3 |
    10 km (6.2 mi) depth
    |
    16 km (10 mi) distance
    | USGS | Details
  • 08 Oct 1980 00:12 UTC
    | M 3.3 |
    10 km (6.2 mi) depth
    |
    20 km (13 mi) distance
    | USGS | Details
  • Show all

Earlier earthquakes in the same area

Strong mag. 6.4 earthquake - Aegean Sea (Greece) on Wednesday, 9 July 1980

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