Significant earthquakes of 734

March 19, 734 Earthquake: Tianshui, Gansu Province, China

March 19, 734 · M7 · 101 deaths

A magnitude 7 earthquake struck Tianshui, Gansu Province, China on March 19, 734. It killed 101 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
March 19, 734
Place
Tianshui, Gansu Province, China
Magnitude
7 (Ms)
Intensity
9 on the Modified Mercalli scale
Tsunami
None recorded
Epicenter
34.600° N, 105.600° E
Country
China

The toll

Deaths
101
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.

March 19, 734, Tianshui, Gansu Province, 34.6 N, 105.6 E, magnitude 7, intensity IX.

The earthquake struck Tianshui. Almost all the

official buildings and civilian houses were completely

demolished. The ground opened and then

closed again. More than l00 (or 4,000 according

to another report) were killed. Quakes continued

for a long time. Tianshui, the seat of local

government of Qjnzhou Prefecture, was moved

to Jingqinchuan (NW of Qin'an County).

(above from reference #3939)

Other significant earthquakes nearby

Within 200 km, the deadliest first.

More

Significant earthquakes of 734The 700sRecent 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 169.