July 10, 1668 Earthquake: Turkey
A magnitude 6.6 earthquake struck Turkey on July 10, 1668. It killed 17,500 people.
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
- July 10, 1668
- Place
- Turkey
- Magnitude
- 6.6 (Ms)
- Intensity
- 9 on the Modified Mercalli scale
- Tsunami
- Yes: the tsunami it caused
- Epicenter
- 38.400° N, 27.100° E
- Country
- Turkey
The toll
- Deaths
- 17,500
- Damage
- Severe (about $5 to $25 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.
July 10, 1668, 38.5 N, 27 E, intensity IX. (reference #1149)
1668, 38.41 N, 27.2 E, intensity IX Izmir. (reference #1071)
1668, 38.4 N, 27.1 E, magnitude 6.6. (reference #330)
1668, Constantinople, violent. (reference #1879)
Other significant earthquakes nearby
Within 200 km, the deadliest first.
- July 10, 1688, Izmir, Turkey
- October 15, 1883, Ayvalik, Izmir, Cesme, Turkey
- April 3, 1881, Cesme, Khios, Turkey, Greece
- October 1491, Kos, Greece
- February 23, 1653, Izmir,alasehir,denizli,aydin, Turkey
- 688, Izmir, Turkey
- September 20, 1899, Sultanhisar,atca,nazilli,kuyucak,denizli, Turkey
- March 7, 1867, Izmir, Mitilini, Turkey, Greece
- August 6, 1384, Lesbos, Greece
- April 23, 1933, Dodecanese Islands, Greece
- March 31, 1928, Tepekoy, Torbali, Turkey
- October 30, 2020, Izmir, Samos, Turkey, Greece
- March 28, 1969, Alasehir, Sarigol, Kiraz, Turkey
- September 21, 1939, Turkey
- 1577, Balikesir, Turkey
More
Significant earthquakes of 1668The 1600sRecent 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 1053.