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Costa Rica

M3.4 Earthquake near COSTA RICA (Costa Rica)

UTC time: 2025-08-28 01:23:29 UTC Local time: —

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About this earthquake

On August 28, 2025 at 01:23 UTC, a magnitude M3.4 earthquake occurred near COSTA RICA (Costa Rica). At around 99 km, the focal depth places this among intermediate-depth events. Earthquakes of this magnitude are often felt but rarely cause damage.

The event was recorded by EMSC. Costa Rica: over the past 24 hours, QuakeMap24 logged 5 earthquakes, the strongest at M3.7.

Details

ID
91556244c6cf80782785f1655b97e527cb8561ef
Magnitude
M3.4
Depth
99.0 km
UTC time
2025-08-28 01:23:29 UTC
Local time
—
Country
Costa Rica
City
San Pedro
Source
emsc
Coordinates
10.03230, -84.16800
Temperature
21.0°C

Depth profile

Depth profile Depth: 99 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 99 km
Intermediate
99 km
99 km — deeper than the regional average (25.8 km)
Regional average: 25.8 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

1felt 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: Aug 28, 2025, 1:25 AM UTC · Last checked: Sep 6, 2026, 12:16 PM UTC

Source: EMSC / LastQuake

Volcanoes nearby

  • Barva
    Distance: 14 km ·Complex ·Elevation: 2'906 m ·Last eruption: -6050 ·Costa Rica
  • Poas Activity reported
    Distance: 20 km ·Stratovolcano ·Elevation: 2'697 m ·Last eruption: 2026 ·Costa Rica
  • Irazu
    Distance: 35 km ·Stratovolcano ·Elevation: 3'436 m ·Last eruption: 1977 ·Costa Rica
  • Platanar
    Distance: 37 km ·Stratovolcano(es) ·Elevation: 2'267 m ·Costa Rica
  • Turrialba
    Distance: 44 km ·Stratovolcano ·Elevation: 3'340 m ·Last eruption: 2022 ·Costa Rica
  • Arenal
    Distance: 76 km ·Stratovolcano ·Elevation: 1'670 m ·Last eruption: 2010 ·Costa Rica

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Juan Santamaría International AirportCosta Rica · SJO · MROC
    6.2 kmStraight-line distance
  • Tobías Bolaños International AirportCosta Rica · SYQ · MRPV
    8.9 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-10-05

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

Costa Rica

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 3.0 · 393 Catalogue entries

Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.

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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