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Chile · Valparaiso Region

M4.5 Earthquake near Nogales, Valparaiso Region (Chile)

UTC time: 2025-08-23 09:08:03 UTC Local time: —
Earthquake newsQuakeMap24
Archive record · original publication time was not recorded

Automatically generated from measurement data by QuakeMap24. Values may change after further analysis.

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About this earthquake

A magnitude M4.5 earthquake was recorded near Nogales, Valparaiso Region (Chile) on August 23, 2025 at 09:08 UTC. At around 105 km, the focal depth places this among intermediate-depth events. Earthquakes of this magnitude are clearly felt; minor damage to vulnerable buildings is possible.

The event was recorded by USP. Chile: 30 earthquakes were recorded in the past 24 hours, the strongest reaching M4.3.

Details

ID
d94bf9ecbeccc3ddfd9e764f7834adf2137b0237
Magnitude
M4.5
Depth
105.0 km
UTC time
2025-08-23 09:08:03 UTC
Local time
—
Country
Chile
State
Valparaiso Region
City
Nogales
County
Provincia de Quillota
Source
usp
Coordinates
-32.62762, -71.09373

Depth profile

Depth profile Depth: 105 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 105 km
Intermediate
105 km
105 km — close to the regional average (99.4 km)
Regional average: 99.4 km
Why depth matters

Intermediate-depth quakes are felt across a wider area but usually cause less surface damage.

Depth classes per USGS

Volcanoes nearby

  • Tupungatito
    Distance: 150 km ·Stratovolcano ·Elevation: 5'660 m ·Last eruption: 1987 ·Chile-Argentina
  • San Jose
    Distance: 171 km ·Stratovolcano(es) ·Elevation: 6'070 m ·Last eruption: 1960 ·Chile-Argentina
  • Maipo
    Distance: 207 km ·Caldera ·Elevation: 5'323 m ·Last eruption: 1912 ·Chile-Argentina
  • Palomo
    Distance: 232 km ·Stratovolcano ·Elevation: 4'860 m ·Chile
  • Atuel, Caldera del
    Distance: 244 km ·Caldera ·Elevation: 5'189 m ·Argentina
  • Tinguiririca
    Distance: 253 km ·Stratovolcano ·Elevation: 4'280 m ·Last eruption: 1917 ·Chile

Chile

Context for this earthquake

10 Sep 2025 – 10 Sep 2026 · M ≥ 3.0 · 2,749 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 · Chile

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Explore recent and long-term earthquake activity in this country. Use filters to narrow down by magnitude, depth, and date range.

Country statistics · Chile

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

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