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M3.3 Depth: 18.0 km

M3.3 Earthquake near Puntarenas Province (Costa Rica)

UTC time: 2026-09-03 23:23:55 UTC Local time: —

About this earthquake

On September 3, 2026 at 23:23 UTC, a magnitude M3.3 earthquake occurred near Puntarenas Province (Costa Rica). With a focal depth of about 18 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this magnitude are often felt but rarely cause damage.

The data is provided by EMSC and cross-checked across seismological networks. Costa Rica: 2 earthquakes were recorded in the past 24 hours, the strongest reaching M3.3.

Map

Depth profile

Depth profile Depth: 18 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 18 km
Shallow
18 km
18 km — shallower than the regional average (27 km)
Regional average: 27 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

  • Poas
    Distance: 86 km ·Stratovolcano ·Elevation: 2'697 m ·Last eruption: 2026 ·Costa Rica
  • Platanar
    Distance: 88 km ·Stratovolcano(es) ·Elevation: 2'267 m ·Costa Rica
  • Barva
    Distance: 90 km ·Complex ·Elevation: 2'906 m ·Last eruption: -6050 ·Costa Rica
  • Arenal
    Distance: 99 km ·Stratovolcano ·Elevation: 1'670 m ·Last eruption: 2010 ·Costa Rica
  • Irazu
    Distance: 103 km ·Stratovolcano ·Elevation: 3'436 m ·Last eruption: 1977 ·Costa Rica
  • Turrialba
    Distance: 113 km ·Stratovolcano ·Elevation: 3'340 m ·Last eruption: 2022 ·Costa Rica

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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