Significant earthquakes of 1973

June 26, 1973 Earthquake: Kuril Islands, Russia

June 26, 1973 · M6.6

A magnitude 6.6 earthquake struck Kuril Islands, Russia on June 26, 1973 at 22:32:00 UTC, 50 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
June 26, 1973
Time
22:32:00 UTC
Place
Kuril Islands, Russia
Magnitude
6.6 (Ms)
Focal depth
50 km (31 mi)
Epicenter
43.200° N, 146.600° E
Country
Russia

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.

Felt (III) JMA in Kushiro and Nemuro areas, (II JMA) at Abashiri and Hiroo, Hokkaido, Japan. (reference #1053)

Other significant earthquakes nearby

Within 200 km, the deadliest first.

More

Significant earthquakes of 1973The 1900sEvery quake the USGS located in 1973Recent 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 7801.