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China · Qinghai

M4.2 Earthquake near Madoi County, Qinghai (China)

UTC time: 2026-07-28 15:38:22 UTC Local time: —

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About this earthquake

On July 28, 2026 at 15:38 UTC, a magnitude M4.2 earthquake occurred near Madoi County, Qinghai (China). With a focal depth of about 10 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Tremors of this size are distinctly felt and can occasionally cause light damage.

The event was recorded by USGS.

Details

ID
88519dfbe4c2e8839b87463c94d661ca19e3957c
Magnitude
M4.2
Depth
10.0 km
UTC time
2026-07-28 15:38:22 UTC
Local time
—
Country
China
State
Qinghai
City
Madoi County
Source
usgs
Coordinates
35.54010, 99.10200
Temperature
7.0°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 (18.4 km)
Regional average: 18.4 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

Qinghai

Context for this earthquake

20 Sep 2025 – 20 Sep 2026 · M ≥ 3.0 · 69 Catalogue entries

Of 68 other entries for this area and period, 46 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

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