Significant earthquakes of 1930

July 19, 1930 Earthquake: S. Java Sea, Indonesia

July 19, 1930 · M6.5

A magnitude 6.5 earthquake struck S. Java Sea, Indonesia on July 19, 1930 at 15:20:12 UTC, 100 km below the surface. It caused a tsunami.

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
July 19, 1930
Time
15:20:12 UTC
Place
S. Java Sea, Indonesia
Magnitude
6.5 (Ms)
Focal depth
100 km (62 mi)
Epicenter
9.300° S, 114.300° E
Country
Indonesia

The toll

The record gives no deaths, injuries or damage for this earthquake.

What the record says

NCEI’s account, from the sources it cites.

Reference #414:

July 19/20, 1930. On the 19th at 22:20, on the east of Java

Island and on the islands of Bali and Lombok, there was an earthquake with a maximal intensity of 4 degrees. At Djember, it was preceded by a roar. The radius of the zone of perceptibility was 330 km.

Visser (1931): 19.VII; 15sup>h20m12s; 9.3o S., 114.3o E. [M=5.5]. [table 66 lists magnitude 6.5].

Other significant earthquakes nearby

Within 200 km, the deadliest first.

More

Significant earthquakes of 1930The 1900sEvery quake the USGS located in 1930Recent 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 6086.