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China · Inner Mongolia

M4.6 Earthquake near West Ujimqin Banner, Inner Mongolia (China)

UTC time: 2026-09-09 10:12:11 UTC Local time: —
Earthquake newsQuakeMap24
Archive record · original publication time was not recorded Content updated:

Automatically generated from measurement data by QuakeMap24. Values may change after further analysis.

Magnitude
M4.6
Depth
10.0 km
Source
EMSC

Inner Mongolia · West Ujimqin Banner

Country overview

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About this earthquake

A magnitude M4.6 earthquake was recorded near West Ujimqin Banner, Inner Mongolia (China) on September 9, 2026 at 10:12 UTC. The hypocenter lay relatively close to the surface at around 10 km, increasing how strongly it was felt. Earthquakes of this magnitude are clearly felt; minor damage to vulnerable buildings is possible.

The event was recorded by EMSC. China: over the past 24 hours, QuakeMap24 logged 2 earthquakes, the strongest at M3.5.

Details

ID
346d179e871b3f9b0fb1ef49506efaeb0418758a
Magnitude
M4.6
Depth
10.0 km
UTC time
2026-09-09 10:12:11 UTC
Local time
—
Country
China
State
Inner Mongolia
City
West Ujimqin Banner
Source
emsc
Coordinates
45.20000, 118.31000
Temperature
11.7°C

Depth profile

Depth profile Depth: 10 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 10 km
Shallow
10 km
10 km — shallower than the regional average (18.6 km)
Regional average: 18.6 km
Why depth matters

Shallow quakes release energy near the surface — shaking is felt more strongly and damage potential is higher.

Depth classes per USGS

Tectonic context

Located on the Amur Plate.
Near the boundary Amur ↔ Eurasia · about 485 km away

Volcanoes nearby

  • Arxan-Chaihe
    Distance: 315 km ·Volcanic field ·Elevation: 1'677 m ·China

China

Context for this earthquake

21 Sep 2025 – 21 Sep 2026 · M ≥ 3.0 · 542 Catalogue entries

Of 541 other entries for this area and period, 136 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

Open seismic profile

Historic earthquake map · China

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Country statistics · China

Country overview
View earthquake KPIs, strongest and latest events, and averages for this country.

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