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Costa Rica · Guanacaste

M2.6 Earthquake near Guanacaste (Costa Rica)

UTC time: 2026-09-29 21:34:05 UTC Local time: —

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About this earthquake

A magnitude M2.6 earthquake was recorded near Guanacaste (Costa Rica) on September 29, 2026 at 21:34 UTC. The hypocenter lay relatively close to the surface at around 17 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The event was recorded by EMSC. Costa Rica: 3 earthquakes were recorded in the past 24 hours, the strongest reaching M3.3.

Details

ID
8447dfac7a76aa2a10fecff25952d5ea10396eef
Magnitude
M2.6
Depth
17.0 km
UTC time
2026-09-29 21:34:05 UTC
Local time
—
Country
Costa Rica
State
Guanacaste
City
Guanacaste
Source
emsc
Coordinates
10.23610, -85.93490
Temperature
25.8°C

Depth profile

Depth profile Depth: 17 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 17 km
Shallow
17 km
17 km — shallower than the regional average (25.9 km)
Regional average: 25.9 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

  • Rincon de la Vieja Activity reported
    Distance: 93 km ·Complex ·Elevation: 1'729 m ·Last eruption: 2024 ·Costa Rica
  • Orosi
    Distance: 97 km ·Stratovolcano(es) ·Elevation: 1'659 m ·Costa Rica
  • Miravalles
    Distance: 103 km ·Stratovolcano ·Elevation: 2'028 m ·Last eruption: 1946 ·Costa Rica
  • Tenorio
    Distance: 112 km ·Stratovolcano(es) ·Elevation: 1'916 m ·Costa Rica
  • Arenal
    Distance: 137 km ·Stratovolcano ·Elevation: 1'670 m ·Last eruption: 2010 ·Costa Rica
  • Concepcion
    Distance: 149 km ·Stratovolcano ·Elevation: 1'700 m ·Last eruption: 2024 ·Nicaragua

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Nosara AirportCosta Rica · NOB · MRNS
    42.3 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-10-04

This selection shows geographic proximity, not a hazard zone or confirmed impacts. Distances use recorded site coordinates. Sources & data dates

Guanacaste

Context for this earthquake

04 Oct 2025 – 04 Oct 2026 · M ≥ 2.0 · 80 Catalogue entries

Of 79 other entries for this area and period, 49 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

Open seismic profile

Historic earthquake map · Costa Rica

Open history map
Explore recent and long-term earthquake activity in this country. Use filters to narrow down by magnitude, depth, and date range.

Country statistics · Costa Rica

Country overview
View earthquake KPIs, strongest and latest events, and averages for this country.

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