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Colombia · Chocó

M4.6 Earthquake near Istmina, Chocó (Colombia)

UTC time: 2026-09-27 21:57:53 UTC Local time: —
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Archive record · original publication time was not recorded Content updated:

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

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About this earthquake

On September 27, 2026 at 21:57 UTC, a magnitude M4.6 earthquake occurred near Istmina, Chocó (Colombia). At around 70 km, the focal depth places this among intermediate-depth events. Tremors of this size are distinctly felt and can occasionally cause light damage.

The event was recorded by USGS.

Details

ID
7b0161199a78eb22db053850345593e357f7f95f
Magnitude
M4.6
Depth
70.5 km
UTC time
2026-09-27 21:57:53 UTC
Local time
—
Country
Colombia
State
Chocó
City
Istmina
County
San Juan
Source
usgs
Coordinates
4.53130, -76.77530
Temperature
23.8°C

Depth profile

Depth profile Depth: 70.5 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 70.5 km
Intermediate
70.5 km
70.5 km — close to the regional average (74.5 km)
Regional average: 74.5 km
Why depth matters

Intermediate-depth quakes are felt across a wider area but usually cause less surface damage.

Depth classes per USGS

Felt reports

11felt reports at EMSC / LastQuake

Voluntary reports of feeling this earthquake. The count is not an intensity measurement and is not added to USGS DYFI reports.

Data updated: Sep 28, 2026, 8:48 AM UTC · Last checked: Oct 4, 2026, 9:52 AM UTC

Source: EMSC / LastQuake

Tectonic context

Located on the North Andes Plate.
Near the boundary Nazca ↔ North Andes · about 148 km away

Volcanoes nearby

  • Machin
    Distance: 154 km ·Stratovolcano ·Elevation: 2'749 m ·Last eruption: 1180 ·Colombia
  • Santa Isabel
    Distance: 160 km ·Shield ·Elevation: 4'944 m ·Last eruption: -850 ·Colombia
  • Tolima, Nevado del
    Distance: 161 km ·Stratovolcano ·Elevation: 5'215 m ·Last eruption: 1943 ·Colombia
  • Ruiz, Nevado del
    Distance: 166 km ·Stratovolcano ·Elevation: 5'279 m ·Last eruption: 2026 ·Colombia
  • Romeral
    Distance: 173 km ·Stratovolcano ·Elevation: 3'769 m ·Last eruption: -5390 ·Colombia
  • Bravo, Cerro
    Distance: 176 km ·Stratovolcano ·Elevation: 3'985 m ·Last eruption: 1720 ·Colombia

Chocó

Context for this earthquake

04 Oct 2025 – 04 Oct 2026 · M ≥ 3.0 · 34 Catalogue entries

Of 33 other entries for this area and period, 20 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

Open seismic profile

Historic earthquake map · Colombia

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Country statistics · Colombia

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Stats (last 24h)

Global (24h)
458
Country (24h)
Colombia
0
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