Significant earthquakes of 1714

July 27, 1714 Earthquake: Patras, Greece

July 27, 1714 · M6.3

A magnitude 6.3 earthquake struck Patras, Greece on July 27, 1714.

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 27, 1714
Place
Patras, Greece
Magnitude
6.3 (Ms)
Intensity
8 on the Modified Mercalli scale
Tsunami
None recorded
Epicenter
38.200° N, 21.700° E
Country
Greece

The toll

Damage
Moderate (about $1 to $5 million)
Houses destroyed
Many (101 to 1,000)

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.

1714, July 28, 10hh, 38.2 N, 21.7 E, intensity VIII, magnitude 6.3, Patra, Greece. (reference #2699)

1714, July 27. Greece, Patras, intensity II which corresponds to buildings may be unroofed or shattered and some may fall, the ground may be badly cracked in places and small landslips occur. (reference #1055)

1714, July 27. Patras. Several buildings either thrown down or much injured. (reference #521)

1714, July 27. At Patras (Patrae): collapse of many buildings and several bell-towers, intensity IX. (reference #1093)

Other significant earthquakes nearby

Within 200 km, the deadliest first.

More

Significant earthquakes of 1714The 1700sRecent 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 1189.