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M4.0 Depth: 6.0 km

M4.0 Earthquake near OFF COAST OF COSTA RICA (Costa Rica)

UTC time: 2025-09-16 19:27:14 UTC Local time: —

About this earthquake

On September 16, 2025 at 19:27 UTC, a magnitude M4.0 earthquake occurred near OFF COAST OF COSTA RICA (Costa Rica). The hypocenter lay relatively close to the surface at around 6 km, increasing how strongly it was felt. Tremors of this size are distinctly felt and can occasionally cause light damage.

The event was recorded by EMSC. Costa Rica: 6 earthquakes were recorded in the past 24 hours, the strongest reaching M3.8.

Details

Magnitude
M4.0
Depth
6.0 km
UTC time
2025-09-16 19:27:14 UTC
Local time
—
Country
Costa Rica
Source
emsc
Coordinates
8.74890, -84.18660
Temperature
27.4°C

Map

Depth profile

Depth profile Depth: 6 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 6 km
Shallow
6 km
6 km — shallower than the regional average (27.1 km)
Regional average: 27.1 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

  • Irazu
    Distance: 142 km ·Stratovolcano ·Elevation: 3'436 m ·Last eruption: 1977 ·Costa Rica
  • Turrialba
    Distance: 149 km ·Stratovolcano ·Elevation: 3'340 m ·Last eruption: 2022 ·Costa Rica
  • Barva
    Distance: 154 km ·Complex ·Elevation: 2'906 m ·Last eruption: -6050 ·Costa Rica
  • Poas
    Distance: 161 km ·Stratovolcano ·Elevation: 2'697 m ·Last eruption: 2026 ·Costa Rica
  • Platanar
    Distance: 174 km ·Stratovolcano(es) ·Elevation: 2'267 m ·Costa Rica
  • Baru
    Distance: 181 km ·Stratovolcano ·Elevation: 3'474 m ·Last eruption: 1550 ·Panama

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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