Significant earthquakes of 1971

September 27, 1971 Earthquake: Sakhalin, Moneron Island, Russia

September 27, 1971 · M6.1

A magnitude 6.1 earthquake struck Sakhalin, Moneron Island, Russia on September 27, 1971 at 19:01:45 UTC, 21 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
September 27, 1971
Time
19:01:45 UTC
Place
Sakhalin, Moneron Island, Russia
Magnitude
6.1 (Ms)
Focal depth
21 km (13 mi)
Epicenter
46.400° N, 141.100° E
Country
Russia

The toll

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

Other significant earthquakes nearby

Within 200 km, the deadliest first.

More

Significant earthquakes of 1971The 1900sEvery quake the USGS located in 1971Recent 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 7402.