March 28, 1880 Earthquake: Heleddi, Turkey
A magnitude 5.5 earthquake struck Heleddi, Turkey on March 28, 1880.
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
- March 28, 1880
- Place
- Heleddi, Turkey
- Magnitude
- 5.5 (Ms)
- Intensity
- 9 on the Modified Mercalli scale
- Tsunami
- None recorded
- Epicenter
- 42.000° N, 35.200° E
- Country
- Turkey
The toll
- Damage
- Moderate (about $1 to $5 million)
- Houses destroyed
- 60
- Houses damaged
- 60
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.
1180, March 28. 42.0 N, 35.2 E, magnitude = 5.5, intensity = VIII-IX. The village Heleddi near Sinop, i.e. its 60 houses, collapsed into the sea during an earthquake. (reference #1099)
Other significant earthquakes nearby
Within 200 km, the deadliest first.
- May 1598, Amasya, Corum, Turkey
- November 26, 1943, Ladik, Samsun, Havza, Turkey
- December 20, 1942, Niksar, Erbaa, Turkey
- May 12, 1844, Osmancik, Ankara, Turkey
- November 21, 1942, Kastamonu, Kargi, Turkey
- December 2, 1942, Corum, Turkey
- March 9, 1902, Cankiri, Turkey
- June 25, 1910, Hacihamza,osmancik,iskilip, Turkey
- December 11, 1942, Turkey
- September 2, 967, Honorias, Paphlagonia, Turkey
- June 1827, Tokat, Erbaa, Turkey
More
Significant earthquakes of 1880The 1800sRecent 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 8189.