Planet Briefing

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Magnitude 4.6 earthquake (10 km depth) in China — 18 Sep 2026

GDACS reports a magnitude 4.6 earthquake at 10 km depth in China on 2026-09-18 12:09 UTC. The event is labeled Green and about 190,000 people live within 100 km of the epicenter.

Categories: severe-weather-and-natural-disasters

Generated scores

Scores are based on the cited reporting and use a 1–10 scale. Read the methodology.

Confidence
9/10
Geographic reach
3/10
Global importance
3/10
Impact magnitude
3/10
Positivity
2/10
Urgency
2/10

Why it matters

A shallow M4.6 quake can produce light to moderate shaking locally. GDACS Green indicates low expected impact, but local authorities and residents in the affected area may still need to check for damage and aftershocks.

Location

Sources

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