Significant earthquakes of 26 BC

26 BC Earthquake: Yibin, Sichuan, China

26 BC · M5.5 · 13 deaths

A magnitude 5.5 earthquake struck Yibin, Sichuan, China in 26 BC. It killed 13 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
26 BC
Place
Yibin, Sichuan, China
Magnitude
5.5 (Ms)
Intensity
7 on the Modified Mercalli scale
Tsunami
None recorded
Epicenter
28.800° N, 104.600° E
Country
China

The toll

Deaths
13
Damage
Moderate (about $1 to $5 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.

Earth quaked in Jianwei Prefecture. A landslide

dammed the Baijiang and the Juanjiang rivers,

causing back flows of the river water. The city

was destroyed and 13 persons were killed. Earthquakes

lasted for 31 days with 124 shocks.

Note: The seat of local government of Jianwei Prefecture was the present-day Yibin City. (reference #3939)

Other significant earthquakes nearby

Within 200 km, the deadliest first.

More

Significant earthquakes of 26 BC99 to 1 BCRecent 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 36.