September 21, 2004 Earthquake: Kaliningrad, Svetlogorsk, Suwalki, Russia, Poland
A magnitude 4.8 earthquake struck Kaliningrad, Svetlogorsk, Suwalki, Russia, Poland on September 21, 2004 at 13:32:30 UTC, 10 km below the surface.
Map
Where it struck, with the other significant earthquakes within 200 km. Circles are sized and colored by magnitude; select one for its page.
The earthquake
- Date
- September 21, 2004
- Time
- 13:32:30 UTC
- Place
- Kaliningrad, Svetlogorsk, Suwalki, Russia, Poland
- Magnitude
- 4.8 (Mw)
- Focal depth
- 10 km (6 mi)
- Intensity
- 6 on the Modified Mercalli scale
- Tsunami
- None recorded
- Epicenter
- 54.841° N, 19.912° E
- Country
- Poland
The toll
- Injuries
- 3
- Damage
- Limited (under about $1 million)
Where the literature gives no number, NCEI records a description on a scale of 1 to 4, printed here in its words. Damage is in millions of US dollars of the year of the event, not adjusted for inflation.
What the record says
NCEI’s account, from the sources it cites.
At least three people injured and seventeen houses damaged (VI) at Kaliningrad, Russia. Damage to railroad tracks near
Svetlogorsk, Russia. Minor damage occured at Suwalki,
Poland. Felt (II) at Saint Petersburg, Russia. Felt
throughout Belarus, Estonia, Latvia, Lithuania and
northern Poland. Also felt in the areas of Copenhagen,
Denmark; Helsinki, Finland; Oslo, Norway; and in
southern Sweden. (reference #1053)
More
Significant earthquakes of 2004The 2000sEvery quake the USGS located in 2004Recent earthquakes near hereThis day in weather history
Sources
Significant earthquakes from NOAA’s National Centers for Environmental Information, Global Historical Hazard Database, cited as NCEI/WDS, doi:10.7289/V5PN93H7. Public domain. Read 2026-09-24. NCEI earthquake 5802.