Colombia earthquakes

M4.6 earthquake 21 km NNW of Rioblanco, Colombia

A magnitude 4.6 earthquake struck 21 km NNW of Rioblanco, Colombia on Thu, Sep 24, 2026, 11:46 AM GMT-5 (16:46 UTC), 10 km (6 mi) below the surface.

Rioblanco forecastMore in Colombia

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
4.6 (mb), light
Local time
UTC
2026-09-24 16:46:31 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
3.695° N, 75.753° W
Region
Colombia
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS. If you felt it, tell the USGS: every report sharpens the shaking map.

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 9.3 km horizontally, 1.9 km in depth
Magnitude uncertainty
±0.07
Depth from
Operator assigned
Station coverage gap
108°
Stations used
39

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.6 and up: 2 since this one and 10 in the 30 days before it.

After

  1. 4.228 km WSW of Roncesvalles, Colombia · 4 days ago · 10 km deep · 31 km away
  2. 4.625 km W of Roncesvalles, Colombia · 2 days ago · 10 km deep · 37 km away

Before

  1. 4.69 km S of San Antonio, Colombia · 5 days ago · 75 km deep · 35 km away · felt by 1
  2. 4.217 km SW of Roncesvalles, Colombia · 5 days ago · 10 km deep · 25 km away
  3. 4.319 km SSW of Roncesvalles, Colombia · 5 days ago · 10 km deep · 19 km away
  4. 4.421 km NNW of Rioblanco, Colombia · 5 days ago · 10 km deep · 2 km away
  5. 4.420 km WSW of Roncesvalles, Colombia · 6 days ago · 10 km deep · 28 km away
  6. 4.125 km SSW of Roncesvalles, Colombia · 6 days ago · 10 km deep · 14 km away
  7. 4.423 km SSW of Roncesvalles, Colombia · 7 days ago · 13 km deep · 16 km away
  8. 4.22 km E of Roncesvalles, Colombia · 7 days ago · 10 km deep · 40 km away
  9. 4.51 km SE of San Antonio, Colombia · 7 days ago · 10 km deep · 39 km away · felt by 1
  10. 4.320 km SSW of Roncesvalles, Colombia · 7 days ago · 10 km deep · 18 km away · felt by 1

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000txdb. Read Mon, Sep 28, 2026, 12:29 PM UTC.