December 1776 Earthquake: Jiayi, Kagi, Taiwan
A magnitude 5.5 earthquake struck Jiayi, Kagi, Taiwan in December 1776.
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
- December 1776
- Place
- Jiayi, Kagi, Taiwan
- Magnitude
- 5.5 (Ms)
- Intensity
- 7 on the Modified Mercalli scale
- Tsunami
- None recorded
- Epicenter
- 23.500° N, 120.600° E
- Country
- Taiwan
The toll
- Deaths
- Many (about 101 to 1,000)
- Damage
- Moderate (about $1 to $5 million)
- Houses destroyed
- Some (about 51 to 100)
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.
December 1776, Jiayi, Taiwan Province, 23.5 N, 120.5 E, magnitude 5.5, intensity VII. A lot of civilian houses collapsed, and innumerous people were killed. The shock also struck Tainan. (reference #3939)
December 1776, Taiwan Province, 23.5 N, 120.5 E, magnitude 5.5, intensity VII. (reference #1052)
December 1776, Kagi, Taiwan. (reference #1002)
December 1776, Kagi, Formosa, intensity III which corresponds to an earthquake which destroyed towns and devastated districts. (reference #1055)
December 1776, Formosa, incalculable number of deaths. (reference #1096)
Other significant earthquakes nearby
Within 200 km, the deadliest first.
- May 22, 1782, Tainan, Taiwan
- April 20, 1935, Mialoi, Taiwan
- July 16, 1935, Xiinzhu, Taiwan
- September 20, 1999, Nantou, Taichung, Taizhong, Taiwan
- June 6, 1862, Tainan, Taiwan
- 1721, Tainan, Taiwan
- March 16, 1906, Jiayi, Taiwan
- December 3, 1848, Zhanghua, Taiwan
- February 1845, Zhanghua, Taiwan
- December 16, 1941, Taiwan
- January 30, 1736, Tainan, Taiwan
- August 9, 1792, Jiayi, Tainan, Taiwan
- August 28, 1916, Taiwan
- November 5, 1904, Jiayi, Taiwan
- June 27, 1839, Jiayi, Taiwan
More
Significant earthquakes of 1776The 1700sRecent earthquakes near here
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 1429.