Tsunamis in 1930

January 3, 1930 Tsunami: Jiangsu Province, China

January 3, 1930 · Probable tsunami

A tsunami caused by a magnitude 5.5 earthquake began at Jiangsu Province, China on January 3, 1930. Its effects were recorded at 1 place.

Where the waves reached

The source (white) and every runup with a place, colored by the water height recorded there. A ring is a runup NCEI marks doubtful.

  • Under 1 m
  • 1 to 3 m
  • 3 to 10 m
  • 10 to 30 m
  • 30 m and more
  • Height not recorded

Tsunami warnings in force

The tsunami

Date
January 3, 1930
Source
Jiangsu Province, China
Cause
Earthquake
Earthquake
Magnitude 5.5
Runups recorded
1
Waters
A lake or river, not the ocean
How certain
Probable tsunami
Source location
32.200° N, 119.400° E

The toll

Injuries
Few (about 1 to 50) with the earthquake or eruption that caused it
Damage
Limited (under about $1 million) with the earthquake or eruption that caused it

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.

January 3, 1930, Zhenjiang, Jiangsu Province, 32.2 N, 119.4 E, magnitude 5.5. Zhenjiang: Some boats were pushed to the bank, others ripped off mooring, driven into the river and capsized. (reference #3939)

Every runup

Nearest the source first. Heights are above sea level at the time; a tide gauge reads half the wave’s full height.

WhereCountryKm from sourceWater height, mInland, mMeasured byFirst wave, UTCDeaths
Zhenjiang, Jiangsu ProvinceChina3Eyewitness observation of water height

More

Every tsunami in 1930The 1900sTsunamis of ChinaThe earthquakeThis day in weather historyAlerts in force

Sources

Tsunami events and runups 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 tsunami event 3569.