Significant earthquakes of 1870

August 6, 1870 Earthquake: Crete, Greece, Croatia

August 6, 1870

An earthquake struck Crete, Greece, Croatia on August 6, 1870. It caused a tsunami.

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
August 6, 1870
Place
Crete, Greece, Croatia
Country
Croatia

The toll

The record gives no deaths, injuries or damage for this earthquake.

What the record says

NCEI’s account, from the sources it cites.

1870, August 6. Adriatic Sea, Dalmatia. An underground shock 10s long occurred in Lesina on August 5. Earthquakes took place in Istria every day from August 5 to 11, including new shocks in Lesina: at 21h22m on August 6 and at 08h58m on

August 9. The shocks were felt on the Islands of Vis (Lissa) and Brao, in Split, Kurzola, Dubrovnik. They were accompanied by underground sounds resembling explosions and caused general panic. The tide gauge in Lesina started to record secondary oscillations of the water level at 18h on August 6; they reached the maximum amplitude by 18" and ceased by midnight. (reference #2130)

More

Significant earthquakes of 1870The 1800sThis 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 7787.