QQuakeFacts
QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem899663
USGS iscgem899663

19 Dec 1944, 15:09

27 km WSW of Langtoucun, China

A magnitude 6.6 mw earthquake at 35 km depth.

Depth35 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated26 April 2022Latest timestamp stored in this record

Published location

Where is 27 km WSW of Langtoucun, China?

This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.

39.982000, 124.026000

Open the interactive map ↗

Map data © OpenStreetMap contributors

What the numbers mean

Magnitude measures event size; depth locates the source below the surface. Neither value alone establishes local damage or personal risk.

Need a current safety answer?

Use local emergency authorities and the live USGS event page. This historical evidence page is not an alert service.

Open the USGS event →

Continue exploring

Nearby events with a similar magnitude

M 7

6 km E of Dashiqiao, China

M 6.27

3 km ENE of Chunghwa, North Korea

M 5.1

Liaoning, China

Catalog fields and provenance
Event ID
iscgem899663
Coordinates
39.982, 124.026
Network
iscgem
Significance
678