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India · Arunachal Pradesh

M3.7 Earthquake near Richukrong Circle, Arunachal Pradesh (India)

UTC time: 2026-10-02 21:59:56 UTC Local time: —
Magnitude
M3.7
Depth
7.0 km
Source
EMSC

Arunachal Pradesh · Richukrong Circle

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About this earthquake

On October 2, 2026 at 21:59 UTC, a magnitude M3.7 earthquake occurred near Richukrong Circle, Arunachal Pradesh (India). With a focal depth of about 7 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Shaking of this size is frequently noticed but usually harmless.

The data is provided by EMSC and cross-checked across seismological networks. India: 8 earthquakes were recorded in the past 24 hours, the strongest reaching M4.8.

Depth profile

Depth profile Depth: 7 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 7 km
Shallow
7 km
7 km — shallower than the regional average (25.6 km)
Regional average: 25.6 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

Arunachal Pradesh

Context for this earthquake

04 Oct 2025 – 04 Oct 2026 · M ≥ 3.0 · 41 Catalogue entries

Of 40 other entries for this area and period, 8 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

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