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Greece · Peloponnese Region

M4.1 Earthquake near Agios Demetrios, Peloponnese Region (Greece)

UTC time: 2026-06-28 22:08:28 UTC Local time: —
Magnitude
M4.1
Depth
65.8 km
Source
USGS

Peloponnese Region · Agios Demetrios

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Map

M4.1 Earthquake near Agios Demetrios, Peloponnese Region (Greece) · 2026-06-28 — Map showing the location of the epicenter
M4.1 Earthquake near Agios Demetrios, Peloponnese Region (Greece) · 2026-06-28 — Map showing the location of the epicenter

About this earthquake

On June 28, 2026 at 22:08 UTC, a magnitude M4.1 earthquake occurred near Agios Demetrios, Peloponnese Region (Greece). The hypocenter lay relatively close to the surface at around 66 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 USGS. Greece: 68 earthquakes were recorded in the past 24 hours, the strongest reaching M2.5.

Details

ID
6dffdafbe10b314b53efa06d0824517a7acde664
Magnitude
M4.1
Depth
65.8 km
UTC time
2026-06-28 22:08:28 UTC
Local time
—
Country
Greece
State
Peloponnese Region
City
Agios Demetrios
County
Laconia Regional Unit
Village
Agios Demetrios
Source
usgs
Coordinates
36.97040, 22.82030
Temperature
25.4°C

Depth profile

Depth profile Depth: 65.8 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 65.8 km
Shallow
65.8 km
65.8 km — deeper than the regional average (14.6 km)
Regional average: 14.6 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

Felt reports

52felt 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: Jun 30, 2026, 4:17 AM UTC · Last checked: Sep 6, 2026, 12:18 PM UTC

Source: EMSC / LastQuake

Volcanoes nearby

  • Methana
    Distance: 85 km ·Lava dome(s) ·Elevation: 380 m ·Last eruption: -258 ·Greece
  • Milos
    Distance: 147 km ·Stratovolcano(es) ·Elevation: 751 m ·Last eruption: 140 ·Greece
  • Santorini
    Distance: 238 km ·Shield(s) ·Elevation: 367 m ·Last eruption: 1950 ·Greece
  • Kolumbo
    Distance: 242 km ·Complex ·Elevation: -18 m ·Last eruption: 1650 ·Greece
  • Nisyros
    Distance: 388 km ·Stratovolcano ·Elevation: 698 m ·Last eruption: 1888 ·Greece

Greece

Context for this earthquake

09 Sep 2025 – 09 Sep 2026 · M ≥ 3.0 · 876 Catalogue entries

Of 875 other entries for this area and period, 129 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

Open seismic profile

Historic earthquake map · Greece

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Country statistics · Greece

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

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