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Iran

M5.1 Earthquake near 36 km SW of Semnan, Iran (Iran)

UTC time: 2025-06-20 17:49:14 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.

Map

M5.1 Earthquake near 36 km SW of Semnan, Iran (Iran) · 2025-06-20 — Map showing the location of the epicenter
M5.1 Earthquake near 36 km SW of Semnan, Iran (Iran) · 2025-06-20 — Map showing the location of the epicenter

About this earthquake

A magnitude M5.1 earthquake was recorded near 36 km SW of Semnan, Iran (Iran) on June 20, 2025 at 17:49 UTC. The hypocenter lay relatively close to the surface at around 10 km, increasing how strongly it was felt. Earthquakes of this magnitude can damage poorly built structures.

The event was recorded by USGS.

Details

ID
ff628f22d75387d98570e10525375a534df81694
Magnitude
M5.1
Depth
10.0 km
UTC time
2025-06-20 17:49:14 UTC
Local time
—
Country
Iran
City
astan smnan
Source
usgs
Coordinates
35.37580, 53.06990
Temperature
17.2°C

Depth profile

Depth profile Depth: 10 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 10 km
Shallow
10 km
10 km — close to the regional average (12.7 km)
Regional average: 12.7 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

Nearby population centers

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

PlaceDistanceDirectionPopulation
Semnan36.8 kmNE124'826
Tehran153.3 kmW7'153'309

GeoNames · CC BY 4.0

Volcanoes nearby

  • Damavand
    Distance: 108 km ·Stratovolcano ·Elevation: 5'670 m ·Last eruption: -5350 ·Iran

Radius · 100 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Semnan Municipal AirportIran · SNX · OIIS
    45.3 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-10-05

This selection shows geographic proximity, not a hazard zone or confirmed impacts. Distances use recorded site coordinates. Sources & data dates

Iran

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 3.0 · 174 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 · Iran

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 · Iran

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

Stats (last 24h)

Global (24h)
590
Country (24h)
Iran
0
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