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Iceland earthquakes, December 2003

718 earthquakes in Iceland in December 2003. Largest M4.0 at 4.0 km depth. 9 reached magnitude 3 or greater.

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By the numbers

Total earthquakes
718
Largest earthquake
M4.0
4.0 km
Depth range
0.1 km - 19.0 km
M4.0 - 4.0 km km deep - 22 December 2003, 01:58 UTCView this quake on the map

By magnitude

<M1
148
M1-2
434
M2-3
127
M3-4
8
M4-5
1
M5+
0

In context

  • The most active month in Iceland since November 2003.
  • Its largest quake, M4.0, was the biggest in Iceland since August 2003.