M4.7 earthquake near Trudarmeyskiy, Russia

A magnitude 4.7 earthquake struck 7 km (4 mi) south of Trudarmeyskiy, Russia on Saturday, October 10, 2026 at 00:47 UTC, at a depth of 10 km (6 mi), according to the U.S. Geological Survey. Shallow quakes like this one shake the surface hardest. The nearest city of a million or more people is Novosibirsk, Russia, about 247 km (154 mi) away.
1 person reported feeling it to USGS “Did You Feel It?”.
Why here?
This earthquake struck about 2,334 km (1,450 mi) from the nearest major plate boundary, which makes it an intraplate earthquake. These happen on old faults inside a plate, where stress from the plate’s slow movement is released. They are less common, but can surprise areas that rarely feel quakes.
The red lines on the map are plate boundaries.
How strong was it?
Magnitude is logarithmic: each whole step releases about 32 times more energy. This magnitude 4.7 released roughly the energy of 169 tons of TNT. That is about 11 times the energy of a magnitude 4.0, a quake people nearby feel but that rarely causes damage. The strongest earthquake ever recorded, magnitude 9.5 in Chile in 1960, released about 16,000,000 times more than this one.
Aftershocks
In the first 16 days after it, USGS recorded no smaller earthquakes of magnitude 2.5 or more within 100 km (62 mi).
A stronger magnitude 4.8 followed on October 23 at 22:24 UTC, about 24 km (15 mi) away, so this one is now considered a foreshock.
Outside the United States, USGS mainly lists quakes of about magnitude 4 and up, so smaller aftershocks there are undercounted.
Earthquake history here
USGS has no record of a magnitude 6 or larger earthquake within 300 km (186 mi) of here since 1900, which makes this a relatively quiet area for large quakes.
Official details, updates and the shaking map: USGS event page.
See every earthquake on October 10, 2026 or earthquakes by day.
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