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M4.2 Earthquake near 123 km N of Isabela, Puerto Rico

UTC time: 2025-09-30 10:07:36 UTC Local time: —
Magnitude
M4.2
Depth
39.0 km
Source
USGS

123 km N of Isabela, Puerto Rico

Map

About this earthquake

A magnitude M4.2 earthquake was recorded near 123 km N of Isabela, Puerto Rico on September 30, 2025 at 10:07 UTC. With a focal depth of about 39 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
6f5d37c0820444b7309315aacd3b32d7a85c6c98
Magnitude
M4.2
Depth
39.0 km
UTC time
2025-09-30 10:07:36 UTC
Local time
—
Country
—
Source
usgs
Coordinates
19.61880, -66.99350
Temperature
29.0°C

Depth profile

Depth profile Depth: 39 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 39 km
Shallow
39 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

Volcanoes nearby

  • Saba
    Distance: 454 km ·Stratovolcano ·Elevation: 887 m ·Last eruption: 1640 ·Netherlands
  • Quill, The
    Distance: 487 km ·Stratovolcano ·Elevation: 601 m ·Last eruption: 250 ·Netherlands

No unambiguous area assignment

Context for this earthquake

This event has no unambiguous country assignment in the analysed catalogue. It is therefore not assigned to a regional profile.

Earthquake overview

Stats (last 24h)

Global (24h)
666
Country (24h)
—
—
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