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M5.1 Depth: 93.0 km

M5.1 Earthquake near Uñón, Arequipa (Peru)

UTC time: 2025-08-18 12:47:02 UTC Local time: —

About this earthquake

A magnitude M5.1 earthquake was recorded near Uñón, Arequipa (Peru) on August 18, 2025 at 12:47 UTC. The earthquake originated at an intermediate depth of about 93 km. Earthquakes of this magnitude can damage poorly built structures.

The data is provided by USP and cross-checked across seismological networks. Peru: 2 earthquakes were recorded in the past 24 hours, the strongest reaching M4.3.

Details

Magnitude
M5.1
Depth
93.0 km
UTC time
2025-08-18 12:47:02 UTC
Local time
—
Country
Peru
State
Arequipa
City
Uñón
Village
Uñón
Source
usp
Coordinates
-15.74154, -72.46396

Map

Depth profile

Depth profile Depth: 93 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 93 km
Intermediate
93 km
93 km — deeper than the regional average (63.7 km)
Regional average: 63.7 km
Why depth matters

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

Depth classes per USGS

Nearby population centers

Distances are straight-line distances from the epicenter. Population data: GeoNames.

PlaceDistanceDirectionPopulation
El Pedregal75.0 kmSE20'063
Arequipa123.1 kmSE1'008'290

GeoNames · CC BY 4.0

Volcanoes nearby

  • Coropuna
    Distance: 32 km ·Stratovolcano ·Elevation: 6'377 m ·Peru
  • Andahua-Orcopampa
    Distance: 39 km ·Volcanic field ·Elevation: 4'713 m ·Last eruption: 1490 ·Peru
  • Huambo
    Distance: 41 km ·Volcanic field ·Elevation: 4'554 m ·Last eruption: -700 ·Peru
  • Sabancaya
    Distance: 65 km ·Stratovolcano(es) ·Elevation: 5'960 m ·Last eruption: 2026 ·Peru
  • Auquihuato, Cerro
    Distance: 108 km ·Pyroclastic cone ·Elevation: 5'001 m ·Peru
  • Misti, El
    Distance: 129 km ·Stratovolcano ·Elevation: 5'793 m ·Last eruption: 1985 ·Peru

Subsequent earthquakes nearby

Events recorded after this earthquake within 150 km. They are not automatically classified as aftershocks.

First 6 hours1
First 24 hours1
First 72 hours1
Strongest subsequent eventM4.9
M4.92025-08-18 12:47:03 UTC15.4 kmSOUTHERN PERU M4.02025-08-22 09:36:12 UTC137.1 kmSOUTHERN PERU M4.42025-08-22 09:36:13 UTC137.1 km19 km SW of Incuyo, Peru M3.72025-08-22 15:49:54 UTC98.3 kmNEAR COAST OF SOUTHERN PERU M3.52025-08-25 16:06:35 UTC133.6 kmNEAR COAST OF SOUTHERN PERU M4.42025-08-25 19:22:22 UTC147.8 kmNEAR COAST OF SOUTHERN PERU M3.72025-08-30 18:23:04 UTC100.8 kmNEAR COAST OF SOUTHERN PERU M3.42025-09-04 03:22:34 UTC126.9 kmCENTRAL PERU M4.12025-09-16 20:56:48 UTC71.0 kmSOUTHERN PERU

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#2
Earlier events M≥420
Earlier events M≥51
Compared since2025-02-09

The QuakeMap24 comparison dataset begins on 2024-03-23. Earlier earthquakes may not be included.

Strongest earlier events

M5.42025-03-07 12:17:52 UTC144.2 km9 km SE of Santo Tomas, Peru M4.82025-04-04 01:36:47 UTC95.9 kmCaravelí M4.82025-04-04 01:37:07 UTC65.5 km31 km W of El Pedregal, Peru M4.72025-06-26 05:08:29 UTC54.3 kmSouthern Peru M4.72025-02-09 02:17:12 UTC113.3 kmAtico

Historic earthquake map · Peru

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 · Peru

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

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