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Italy

M1.0 Earthquake near 2 km W Castiglione d'Orcia (SI) (Italy)

UTC time: 2025-10-18 20:13:13 UTC Local time: —

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About this earthquake

On October 18, 2025 at 20:13 UTC, a magnitude M1.0 earthquake occurred near 2 km W Castiglione d'Orcia (SI) (Italy). The hypocenter lay relatively close to the surface at around 9 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The event was recorded by INGV. Italy: 64 earthquakes were recorded in the past 24 hours, the strongest reaching M2.7.

Details

ID
312dd63e9ebe72d8ab8662c3d64b7fac018f4087
Magnitude
M1.0
Depth
8.8 km
UTC time
2025-10-18 20:13:13 UTC
Local time
—
Country
Italy
City
Toscana
Source
ingv
Coordinates
43.01220, 11.60030
Temperature
9.8°C

Depth profile

Depth profile Depth: 8.8 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 8.8 km
Shallow
8.8 km
8.8 km — shallower than the regional average (12.6 km)
Regional average: 12.6 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

Volcanoes nearby

  • Colli Albani
    Distance: 167 km ·Caldera ·Elevation: 949 m ·Italy
  • Ischia
    Distance: 317 km ·Complex ·Elevation: 789 m ·Last eruption: 1302 ·Italy
  • Campi Flegrei
    Distance: 321 km ·Caldera ·Elevation: 458 m ·Last eruption: 1538 ·Italy
  • Vesuvius
    Distance: 338 km ·Stratovolcano ·Elevation: 1'281 m ·Last eruption: 1944 ·Italy
  • Marsili
    Distance: 476 km ·Complex ·Elevation: -779 m ·Last eruption: -1050 ·Italy
  • Palinuro
    Distance: 477 km ·Compound ·Elevation: -70 m ·Last eruption: -8040 ·Italy

Toscana

Context for this earthquake

14 Sep 2025 – 14 Sep 2026 · M ≥ 2.0 · 45 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 · Italy

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 · Italy

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

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